Move sources into src subdir

This makes it easier to add a CMakeLists.txt for the super-build.

Change-Id: I53566819281245c0d79d6527222d6f3a824e73dc
Reviewed-by: Eike Ziller <eike.ziller@qt.io>
Reviewed-by: Vitaly Fanaskov <vitaly.fanaskov@qt.io>

16 files changed, 0 insertions, 1570 deletions

diff --git a/datasources/buildcountsource.cpp b/datasources/buildcountsource.cpp
deleted file mode 100644
index 1a42305..0000000
--- a/datasources/buildcountsource.cpp
+++ /dev/null
@@ -1,92 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2019 The Qt Company
-** Contact: https://www.qt.io/licensing/
-**
-** This file is part of UsageStatistic plugin for Qt Creator.
-**
-** Commercial License Usage
-** Licensees holding valid commercial Qt licenses may use this file in
-** accordance with the commercial license agreement provided with the
-** Software or, alternatively, in accordance with the terms contained in
-** a written agreement between you and The Qt Company. For licensing terms
-** and conditions see https://www.qt.io/terms-conditions. For further
-** information use the contact form at https://www.qt.io/contact-us.
-**
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 3 as published by the Free Software
-** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
-** included in the packaging of this file. Please review the following
-** information to ensure the GNU General Public License requirements will
-** be met: https://www.gnu.org/licenses/gpl-3.0.html.
-**
-****************************************************************************/
-#include "buildcountsource.h"
-
-#include <QtCore/QSettings>
-
-#include "common/scopedsettingsgroupsetter.h"
-
-#include <projectexplorer/buildmanager.h>
-
-#include <KUserFeedback/Provider>
-
-namespace UsageStatistic {
-namespace Internal {
-
-using namespace KUserFeedback;
-
-BuildCountSource::BuildCountSource()
-    : AbstractDataSource(QStringLiteral("buildsCount"), Provider::DetailedUsageStatistics)
-{
-    QObject::connect(ProjectExplorer::BuildManager::instance(),
-                     &ProjectExplorer::BuildManager::buildQueueFinished,
-                     [&](bool success){ ++(success ? m_succeededBuildsCount : m_failedBuildsCount); });
-}
-
-QString BuildCountSource::name() const
-{
-    return tr("Builds count");
-}
-
-QString BuildCountSource::description() const
-{
-    return tr("Count of succeeded and failed builds.");
-}
-
-static QString succeededKey() { return QStringLiteral("succeeded"); }
-static QString failedKey() { return QStringLiteral("failed"); }
-static QString totalKey() { return QStringLiteral("total"); }
-
-QVariant BuildCountSource::data()
-{
-    return QVariantMap{{succeededKey(), m_succeededBuildsCount},
-                       {failedKey(), m_failedBuildsCount},
-                       {totalKey(), m_succeededBuildsCount + m_failedBuildsCount}};
-}
-
-void BuildCountSource::loadImpl(QSettings *settings)
-{
-    auto setter = ScopedSettingsGroupSetter::forDataSource(*this, *settings);
-    m_succeededBuildsCount = qvariant_cast<quint64>(settings->value(succeededKey(), succeededCountDflt()));
-    m_failedBuildsCount = qvariant_cast<quint64>(settings->value(failedKey(), failedCountDflt()));
-}
-
-void BuildCountSource::storeImpl(QSettings *settings)
-{
-    auto setter = ScopedSettingsGroupSetter::forDataSource(*this, *settings);
-    settings->setValue(succeededKey(), m_succeededBuildsCount);
-    settings->setValue(failedKey(), m_failedBuildsCount);
-}
-
-void BuildCountSource::resetImpl(QSettings *settings)
-{
-    m_succeededBuildsCount = succeededCountDflt();
-    m_failedBuildsCount = failedCountDflt();
-
-    storeImpl(settings);
-}
-
-} // namespace Internal
-} // namespace UsageStatistic
diff --git a/datasources/buildcountsource.h b/datasources/buildcountsource.h
deleted file mode 100644
index 0cee9c4..0000000
--- a/datasources/buildcountsource.h
+++ /dev/null
@@ -1,69 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2019 The Qt Company
-** Contact: https://www.qt.io/licensing/
-**
-** This file is part of UsageStatistic plugin for Qt Creator.
-**
-** Commercial License Usage
-** Licensees holding valid commercial Qt licenses may use this file in
-** accordance with the commercial license agreement provided with the
-** Software or, alternatively, in accordance with the terms contained in
-** a written agreement between you and The Qt Company. For licensing terms
-** and conditions see https://www.qt.io/terms-conditions. For further
-** information use the contact form at https://www.qt.io/contact-us.
-**
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 3 as published by the Free Software
-** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
-** included in the packaging of this file. Please review the following
-** information to ensure the GNU General Public License requirements will
-** be met: https://www.gnu.org/licenses/gpl-3.0.html.
-**
-****************************************************************************/
-#pragma once
-
-#include <QCoreApplication>
-
-#include <KUserFeedback/AbstractDataSource>
-
-namespace UsageStatistic {
-namespace Internal {
-
-//! Tracks succeeded, failed, and total builds count
-class BuildCountSource : public KUserFeedback::AbstractDataSource
-{
-    Q_DECLARE_TR_FUNCTIONS(BuildCountDataSource)
-
-public:
-    BuildCountSource();
-
-public: // AbstractDataSource interface
-    QString name() const override;
-    QString description() const override;
-
-    /*! The output data format is:
-     *  {
-     *      "succeeded": int,
-     *      "failed"   : int,
-     *      "total"    : int
-     *  }
-     */
-    QVariant data() override;
-
-    void loadImpl(QSettings *settings) override;
-    void storeImpl(QSettings *settings) override;
-    void resetImpl(QSettings *settings) override;
-
-private:
-    static constexpr quint64 succeededCountDflt() { return 0; }
-    static constexpr quint64 failedCountDflt() { return 0; }
-
-private:
-    quint64 m_succeededBuildsCount = succeededCountDflt();
-    quint64 m_failedBuildsCount    = failedCountDflt();
-};
-
-} // namespace Internal
-} // namespace UsageStatistic
diff --git a/datasources/buildsystemsource.cpp b/datasources/buildsystemsource.cpp
deleted file mode 100644
index 26433c0..0000000
--- a/datasources/buildsystemsource.cpp
+++ /dev/null
@@ -1,135 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2019 The Qt Company
-** Contact: https://www.qt.io/licensing/
-**
-** This file is part of UsageStatistic plugin for Qt Creator.
-**
-** Commercial License Usage
-** Licensees holding valid commercial Qt licenses may use this file in
-** accordance with the commercial license agreement provided with the
-** Software or, alternatively, in accordance with the terms contained in
-** a written agreement between you and The Qt Company. For licensing terms
-** and conditions see https://www.qt.io/terms-conditions. For further
-** information use the contact form at https://www.qt.io/contact-us.
-**
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 3 as published by the Free Software
-** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
-** included in the packaging of this file. Please review the following
-** information to ensure the GNU General Public License requirements will
-** be met: https://www.gnu.org/licenses/gpl-3.0.html.
-**
-****************************************************************************/
-#include "buildsystemsource.h"
-
-#include <QtCore/QSettings>
-
-#include <projectexplorer/project.h>
-#include <projectexplorer/session.h>
-
-#include <KUserFeedback/Provider>
-
-#include "common/scopedsettingsgroupsetter.h"
-
-namespace UsageStatistic {
-namespace Internal {
-
-using namespace KUserFeedback;
-
-// Keep synchronized with BuildSystemSource::BuildSystem {
-static const auto &buildSystemMarks()
-{
-    static const QString marks[] = {".qt4", ".cmake", ".qbs", ".autotools"};
-    return marks;
-}
-
-static const auto &buildSystemKeys()
-{
-    static const QString keys[] = {"qmake", "cmake", "qbs", "autotools", "other"};
-    return keys;
-}
-// }
-
-static BuildSystemSource::BuildSystem extractBuildSystemType(const QString &name)
-{
-    auto begin = std::begin(buildSystemMarks());
-    auto end = std::end(buildSystemMarks());
-
-    auto it = std::find_if(begin, end, [&](const QString &m){ return name.contains(m); });
-    return it != end ? BuildSystemSource::BuildSystem(std::distance(begin, it))
-                     : BuildSystemSource::Other;
-}
-
-BuildSystemSource::BuildSystemSource()
-    : AbstractDataSource(QStringLiteral("buildSystem"), Provider::DetailedUsageStatistics)
-{
-    connect(ProjectExplorer::SessionManager::instance(),
-            &ProjectExplorer::SessionManager::projectAdded,
-            this, &BuildSystemSource::updateProjects);
-
-    connect(ProjectExplorer::SessionManager::instance(),
-            &ProjectExplorer::SessionManager::sessionLoaded,
-            this, &BuildSystemSource::updateProjects);
-}
-
-BuildSystemSource::~BuildSystemSource() = default;
-
-QString BuildSystemSource::name() const
-{
-    return tr("Build system type");
-}
-
-QString BuildSystemSource::description() const
-{
-    return tr("Count of each used build systems");
-}
-
-QVariant BuildSystemSource::data()
-{
-    QVariantMap result;
-    for (int i = QMake; i < Count; ++i) {
-        result[buildSystemKeys()[i]] = m_projectsByBuildSystem[size_t(i)].count();
-    }
-
-    return result;
-}
-
-void BuildSystemSource::loadImpl(QSettings *settings)
-{
-    auto setter = ScopedSettingsGroupSetter::forDataSource(*this, *settings);
-    for (int i = QMake; i < Count; ++i) {
-        m_projectsByBuildSystem[size_t(i)] =
-            settings->value(buildSystemKeys()[i]).toStringList().toSet();
-    }
-}
-
-void BuildSystemSource::storeImpl(QSettings *settings)
-{
-    auto setter = ScopedSettingsGroupSetter::forDataSource(*this, *settings);
-    for (int i = QMake; i < Count; ++i) {
-        settings->setValue(
-            buildSystemKeys()[i], QStringList(m_projectsByBuildSystem[size_t(i)].toList()));
-    }
-}
-
-void BuildSystemSource::resetImpl(QSettings *settings)
-{
-    ProjectsByBuildSystem().swap(m_projectsByBuildSystem);
-    storeImpl(settings);
-}
-
-void BuildSystemSource::updateProjects()
-{
-    for (auto project : ProjectExplorer::SessionManager::projects()) {
-        if (project) {
-            auto projectName = QString::fromUtf8(project->id().name()).toLower();
-            auto projectPath = project->projectFilePath().toString();
-            m_projectsByBuildSystem[extractBuildSystemType(projectName)] << projectPath;
-        }
-    }
-}
-
-} // namespace Internal
-} // namespace UsageStatistic
diff --git a/datasources/buildsystemsource.h b/datasources/buildsystemsource.h
deleted file mode 100644
index d390c37..0000000
--- a/datasources/buildsystemsource.h
+++ /dev/null
@@ -1,81 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2019 The Qt Company
-** Contact: https://www.qt.io/licensing/
-**
-** This file is part of UsageStatistic plugin for Qt Creator.
-**
-** Commercial License Usage
-** Licensees holding valid commercial Qt licenses may use this file in
-** accordance with the commercial license agreement provided with the
-** Software or, alternatively, in accordance with the terms contained in
-** a written agreement between you and The Qt Company. For licensing terms
-** and conditions see https://www.qt.io/terms-conditions. For further
-** information use the contact form at https://www.qt.io/contact-us.
-**
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 3 as published by the Free Software
-** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
-** included in the packaging of this file. Please review the following
-** information to ensure the GNU General Public License requirements will
-** be met: https://www.gnu.org/licenses/gpl-3.0.html.
-**
-****************************************************************************/
-#pragma once
-
-#include <array>
-
-#include <QCoreApplication>
-#include <QSet>
-
-#include <KUserFeedback/AbstractDataSource>
-
-namespace UsageStatistic {
-namespace Internal {
-
-//! Tracks which build system is used for projects
-class BuildSystemSource : public QObject, public KUserFeedback::AbstractDataSource
-{
-    Q_OBJECT
-
-public: // Types
-    enum BuildSystem { QMake, CMake, Qbs, Autotools, Other, Count };
-
-public:
-    BuildSystemSource();
-    ~BuildSystemSource() override;
-
-public: // AbstractDataSource interface
-    QString name() const override;
-    QString description() const override;
-
-    /*! The output data format is (the value is projects count):
-     *  {
-     *      "autotools": int,
-     *      "cmake"    : int,
-     *      "other"    : int,
-     *      "qbs"      : int,
-     *      "qmake"    : int
-     *  }
-     */
-    QVariant data() override;
-
-    void loadImpl(QSettings *settings) override;
-    void storeImpl(QSettings *settings) override;
-    void resetImpl(QSettings *settings) override;
-
-private:
-    void updateProjects();
-
-private:
-    // Index is build system type
-    // Element is a set of full project paths. Full project path is used
-    // as a permanent unique identifier. This identifier is only for
-    // storing locally on user machine and should never be sent!
-    using ProjectsByBuildSystem = std::array<QSet<QString>, Count>;
-    ProjectsByBuildSystem m_projectsByBuildSystem;
-};
-
-} // namespace Internal
-} // namespace UsageStatistic
diff --git a/datasources/examplesdatasource.cpp b/datasources/examplesdatasource.cpp
deleted file mode 100644
index 8dc9b2d..0000000
--- a/datasources/examplesdatasource.cpp
+++ /dev/null
@@ -1,119 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2019 The Qt Company
-** Contact: https://www.qt.io/licensing/
-**
-** This file is part of UsageStatistic plugin for Qt Creator.
-**
-** Commercial License Usage
-** Licensees holding valid commercial Qt licenses may use this file in
-** accordance with the commercial license agreement provided with the
-** Software or, alternatively, in accordance with the terms contained in
-** a written agreement between you and The Qt Company. For licensing terms
-** and conditions see https://www.qt.io/terms-conditions. For further
-** information use the contact form at https://www.qt.io/contact-us.
-**
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 3 as published by the Free Software
-** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
-** included in the packaging of this file. Please review the following
-** information to ensure the GNU General Public License requirements will
-** be met: https://www.gnu.org/licenses/gpl-3.0.html.
-**
-****************************************************************************/
-#include "examplesdatasource.h"
-
-#include <QtCore/QSettings>
-#include <QtCore/QRegularExpression>
-
-#include <projectexplorer/project.h>
-#include <projectexplorer/session.h>
-
-#include <common/scopedsettingsgroupsetter.h>
-
-namespace UsageStatistic {
-namespace Internal {
-
-using namespace KUserFeedback;
-
-ExamplesDataSource::ExamplesDataSource()
-    : AbstractDataSource(QStringLiteral("examplesData"), Provider::DetailedUsageStatistics)
-{
-    connect(ProjectExplorer::SessionManager::instance(),
-            &ProjectExplorer::SessionManager::startupProjectChanged,
-            this, &ExamplesDataSource::updateOpenedExamples);
-
-    connect(ProjectExplorer::SessionManager::instance(),
-            &ProjectExplorer::SessionManager::projectAdded,
-            this, &ExamplesDataSource::updateOpenedExamples);
-
-    connect(ProjectExplorer::SessionManager::instance(),
-            &ProjectExplorer::SessionManager::sessionLoaded,
-            this, &ExamplesDataSource::updateOpenedExamples);
-}
-
-ExamplesDataSource::~ExamplesDataSource() = default;
-
-QString ExamplesDataSource::name() const
-{
-    return tr("Examples");
-}
-
-QString ExamplesDataSource::description() const
-{
-    return tr("The list of examples openned by the user. "
-              "Only example paths are collected and sent, for example: "
-              "widgets/mainwindows/application/application.pro");
-}
-
-static QString examplesKey() { return QStringLiteral("examples"); }
-
-QVariant ExamplesDataSource::data()
-{
-    return QVariantMap{{examplesKey(), QVariant(m_examplePaths.toList())}};
-}
-
-void ExamplesDataSource::loadImpl(QSettings *settings)
-{
-    auto setter = ScopedSettingsGroupSetter::forDataSource(*this, *settings);
-    m_examplePaths = settings->value(examplesKey()).toStringList().toSet();
-}
-
-void ExamplesDataSource::storeImpl(QSettings *settings)
-{
-    auto setter = ScopedSettingsGroupSetter::forDataSource(*this, *settings);
-    settings->setValue(examplesKey(), QStringList(m_examplePaths.toList()));
-}
-
-void ExamplesDataSource::resetImpl(QSettings *settings)
-{
-    m_examplePaths.clear();
-    storeImpl(settings);
-}
-
-static QString examplePathGroupName() { return QStringLiteral("examplePathGroup"); }
-
-static QString examplePattern()
-{
-    return QStringLiteral("/Examples/Qt-(\\d+\\.*){1,3}/(?<%1>.*)$");
-}
-
-void ExamplesDataSource::updateOpenedExamples()
-{
-    QRegularExpression re(examplePattern().arg(examplePathGroupName()));
-    for (auto project : ProjectExplorer::SessionManager::projects()) {
-        if (project) {
-            auto projectPath = QDir::fromNativeSeparators(project->projectFilePath().toString());
-            const auto match = re.match(projectPath);
-            if (match.hasMatch()) {
-                m_examplePaths << match.captured(examplePathGroupName());
-            }
-        }
-    }
-}
-
-} // namespace Internal
-} // namespace UsageStatistic
-
-
diff --git a/datasources/examplesdatasource.h b/datasources/examplesdatasource.h
deleted file mode 100644
index 19b5779..0000000
--- a/datasources/examplesdatasource.h
+++ /dev/null
@@ -1,69 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2019 The Qt Company
-** Contact: https://www.qt.io/licensing/
-**
-** This file is part of UsageStatistic plugin for Qt Creator.
-**
-** Commercial License Usage
-** Licensees holding valid commercial Qt licenses may use this file in
-** accordance with the commercial license agreement provided with the
-** Software or, alternatively, in accordance with the terms contained in
-** a written agreement between you and The Qt Company. For licensing terms
-** and conditions see https://www.qt.io/terms-conditions. For further
-** information use the contact form at https://www.qt.io/contact-us.
-**
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 3 as published by the Free Software
-** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
-** included in the packaging of this file. Please review the following
-** information to ensure the GNU General Public License requirements will
-** be met: https://www.gnu.org/licenses/gpl-3.0.html.
-**
-****************************************************************************/
-#pragma once
-
-#include <QtCore/QSet>
-
-#include <KUserFeedback/AbstractDataSource>
-
-namespace UsageStatistic {
-namespace Internal {
-
-//! Tracks which examples were opened by the user
-class ExamplesDataSource : public QObject, public KUserFeedback::AbstractDataSource
-{
-    Q_OBJECT
-
-public:
-    ExamplesDataSource();
-    ~ExamplesDataSource() override;
-
-public: // AbstractDataSource interface
-    QString name() const override;
-    QString description() const override;
-
-    /*! The output data format is:
-     *  {
-     *      "examples": []
-     *  }
-     *
-     *  The array contains paths like "widgets/mainwindows/application/application.pro".
-     *  Full paths aren't collected.
-     */
-    QVariant data() override;
-
-    void loadImpl(QSettings *settings) override;
-    void storeImpl(QSettings *settings) override;
-    void resetImpl(QSettings *settings) override;
-
-private: // Methods
-    void updateOpenedExamples();
-
-private: // Data
-    QSet<QString> m_examplePaths;
-};
-
-} // namespace Internal
-} // namespace UsageStatistic
diff --git a/datasources/kitsource.cpp b/datasources/kitsource.cpp
deleted file mode 100644
index 38d0ccc..0000000
--- a/datasources/kitsource.cpp
+++ /dev/null
@@ -1,192 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2019 The Qt Company
-** Contact: https://www.qt.io/licensing/
-**
-** This file is part of UsageStatistic plugin for Qt Creator.
-**
-** Commercial License Usage
-** Licensees holding valid commercial Qt licenses may use this file in
-** accordance with the commercial license agreement provided with the
-** Software or, alternatively, in accordance with the terms contained in
-** a written agreement between you and The Qt Company. For licensing terms
-** and conditions see https://www.qt.io/terms-conditions. For further
-** information use the contact form at https://www.qt.io/contact-us.
-**
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 3 as published by the Free Software
-** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
-** included in the packaging of this file. Please review the following
-** information to ensure the GNU General Public License requirements will
-** be met: https://www.gnu.org/licenses/gpl-3.0.html.
-**
-****************************************************************************/
-#include "kitsource.h"
-
-#include <QtCore/QSettings>
-
-#include <projectexplorer/kitinformation.h>
-#include <projectexplorer/kitmanager.h>
-#include <projectexplorer/projectexplorerconstants.h>
-#include <projectexplorer/gcctoolchain.h>
-#include <qtsupport/qtkitinformation.h>
-#include <debugger/debuggerkitinformation.h>
-#include <debugger/debuggeritem.h>
-
-#include "common/scopedsettingsgroupsetter.h"
-
-namespace UsageStatistic {
-namespace Internal {
-
-using namespace KUserFeedback;
-using namespace ProjectExplorer;
-
-KitSource::KitSource()
-    : AbstractDataSource(QStringLiteral("kits"), Provider::DetailedUsageStatistics)
-{
-}
-
-KitSource::~KitSource() = default;
-
-QString KitSource::name() const
-{
-    return tr("Kits");
-}
-
-QString KitSource::description() const
-{
-    return tr("Kits usage statistic: compilers, debuggers, target architecture etc.");
-}
-
-static QString kitsInfoKey() { return QStringLiteral("kitsInfo"); }
-
-static QString extractToolChainVersion(const ToolChain &toolChain)
-{
-    try {
-        return dynamic_cast<const GccToolChain &>(toolChain).version();
-    } catch (...) {
-        return {};
-    }
-}
-
-class KitInfo
-{
-public:
-    KitInfo &withQtVersionInfo()
-    {
-        static const QString qtKey = QStringLiteral("qt");
-        static const QString qtQmlDebuggingSupportKey = QStringLiteral("qmlDebugging");
-        static const QString qtQmlCompilerSupportKey = QStringLiteral("qmlCompiler");
-        static const QString qtAbisKey = QStringLiteral("abis");
-
-        if (auto qtVersion = QtSupport::QtKitAspect::qtVersion(&m_kit)) {
-            QVariantMap qtData;
-            qtData.insert(versionKey(), qtVersion->qtVersionString());
-            qtData.insert(qtQmlDebuggingSupportKey, qtVersion->isQmlDebuggingSupported());
-            qtData.insert(qtQmlCompilerSupportKey, qtVersion->isQtQuickCompilerSupported());
-            qtData.insert(qtAbisKey, abisToVarinatList(qtVersion->qtAbis()));
-
-            m_map.insert(qtKey, qtData);
-        }
-
-        return *this;
-    }
-
-    KitInfo &withCompilerInfo()
-    {
-        static const QString compilerKey = QStringLiteral("compiler");
-
-        if (auto toolChain = ToolChainKitAspect::toolChain(&m_kit, Constants::CXX_LANGUAGE_ID)) {
-            m_map.insert(compilerKey,
-                         QVariantMap{{nameKey(), toolChain->typeDisplayName()},
-                                     {versionKey(), extractToolChainVersion(*toolChain)}});
-        }
-
-        return *this;
-    }
-
-    KitInfo &withDebuggerInfo()
-    {
-        static const QString debuggerKey = QStringLiteral("debugger");
-
-        if (auto debuggerInfo = Debugger::DebuggerKitAspect::debugger(&m_kit)) {
-            m_map.insert(debuggerKey,
-                         QVariantMap{{nameKey(), debuggerInfo->engineTypeName()},
-                                     {versionKey(), debuggerInfo->version()}});
-        }
-
-        return *this;
-    }
-
-    QVariantMap extract() const { return m_map; }
-
-    static KitInfo forKit(Kit &kit) { return KitInfo(kit); }
-
-private: // Methods
-    KitInfo(Kit &kit) : m_kit(kit) { addKitInfo(); }
-
-    void addKitInfo()
-    {
-        static QString defaultKitKey = QStringLiteral("default");
-
-        m_map.insert(defaultKitKey, &m_kit == KitManager::defaultKit());
-    }
-
-    static QVariantMap abiToVariantMap(const Abi &abi)
-    {
-        static const QString archKey = QStringLiteral("arch");
-        static const QString osKey = QStringLiteral("os");
-        static const QString osFlavorKey = QStringLiteral("osFlavor");
-        static const QString binaryFormatKey = QStringLiteral("binaryFormat");
-        static const QString wordWidthKey = QStringLiteral("wordWidth");
-
-        return QVariantMap{{archKey        , Abi::toString(abi.architecture())},
-                           {osKey          , Abi::toString(abi.os())          },
-                           {osFlavorKey    , Abi::toString(abi.osFlavor())    },
-                           {binaryFormatKey, Abi::toString(abi.binaryFormat())},
-                           {wordWidthKey   , Abi::toString(abi.wordWidth())   }};
-    }
-
-    template <class Container>
-    QVariantList abisToVarinatList(const Container &abis)
-    {
-        QVariantList result;
-        for (auto &&abi : abis) {
-            result << abiToVariantMap(abi);
-        }
-
-        return result;
-    }
-
-    static QString versionKey() { return QStringLiteral("version"); }
-    static QString nameKey() { return QStringLiteral("name"); }
-
-private: // Data
-    Kit &m_kit;
-    QVariantMap m_map;
-};
-
-static QVariantList kitsInfo()
-{
-    QVariantList kitsInfoList;
-    for (auto &&kit : KitManager::instance()->kits()) {
-        if (kit && kit->isValid()) {
-            kitsInfoList << KitInfo::forKit(*kit)
-                            .withCompilerInfo()
-                            .withDebuggerInfo()
-                            .withQtVersionInfo()
-                            .extract();
-        }
-    }
-
-    return kitsInfoList;
-}
-
-QVariant KitSource::data()
-{
-    return QVariantMap{{kitsInfoKey(), kitsInfo()}};
-}
-
-} // namespace Internal
-} // namespace UsageStatistic
diff --git a/datasources/kitsource.h b/datasources/kitsource.h
deleted file mode 100644
index 4256c01..0000000
--- a/datasources/kitsource.h
+++ /dev/null
@@ -1,84 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2019 The Qt Company
-** Contact: https://www.qt.io/licensing/
-**
-** This file is part of UsageStatistic plugin for Qt Creator.
-**
-** Commercial License Usage
-** Licensees holding valid commercial Qt licenses may use this file in
-** accordance with the commercial license agreement provided with the
-** Software or, alternatively, in accordance with the terms contained in
-** a written agreement between you and The Qt Company. For licensing terms
-** and conditions see https://www.qt.io/terms-conditions. For further
-** information use the contact form at https://www.qt.io/contact-us.
-**
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 3 as published by the Free Software
-** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
-** included in the packaging of this file. Please review the following
-** information to ensure the GNU General Public License requirements will
-** be met: https://www.gnu.org/licenses/gpl-3.0.html.
-**
-****************************************************************************/
-#pragma once
-
-#include <QVariantMap>
-
-#include <KUserFeedback/AbstractDataSource>
-
-namespace UsageStatistic {
-namespace Internal {
-
-//! Tracks which toolkits are used
-class KitSource : public QObject, public KUserFeedback::AbstractDataSource
-{
-    Q_OBJECT
-
-public:
-    KitSource();
-    ~KitSource() override;
-
-public: // AbstractDataSource interface
-    QString name() const override;
-    QString description() const override;
-
-    /*! The output data format is:
-     *  {
-     *      "kitsInfo": [
-     *         {
-     *             "compiler": {
-     *                 "name"   : string,
-     *                 "version": int
-     *             },
-     *             "debugger": {
-     *                 "name"   : string,
-     *                 "version": string,
-     *             },
-     *             "default": bool,
-     *             "qt": {
-     *                 "abis": [
-     *                     {
-     *                         "arch"        : string,
-     *                         "binaryFormat": string,
-     *                         "os"          : string,
-     *                         "osFlavor"    : string,
-     *                         "wordWidth"   : string
-     *                     }
-     *                 ],
-     *                 "qmlCompiler" : bool,
-     *                 "qmlDebugging": bool,
-     *                 "version"     : string
-     *             }
-     *         },
-     *      ]
-     *  }
-     *
-     *  The version format if "\d+.\d+.\d+".
-     */
-    QVariant data() override;
-};
-
-} // namespace Internal
-} // namespace UsageStatistic
diff --git a/datasources/modeusagetimesource.cpp b/datasources/modeusagetimesource.cpp
deleted file mode 100644
index 445e419..0000000
--- a/datasources/modeusagetimesource.cpp
+++ /dev/null
@@ -1,153 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2019 The Qt Company
-** Contact: https://www.qt.io/licensing/
-**
-** This file is part of UsageStatistic plugin for Qt Creator.
-**
-** Commercial License Usage
-** Licensees holding valid commercial Qt licenses may use this file in
-** accordance with the commercial license agreement provided with the
-** Software or, alternatively, in accordance with the terms contained in
-** a written agreement between you and The Qt Company. For licensing terms
-** and conditions see https://www.qt.io/terms-conditions. For further
-** information use the contact form at https://www.qt.io/contact-us.
-**
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 3 as published by the Free Software
-** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
-** included in the packaging of this file. Please review the following
-** information to ensure the GNU General Public License requirements will
-** be met: https://www.gnu.org/licenses/gpl-3.0.html.
-**
-****************************************************************************/
-#include "modeusagetimesource.h"
-
-#include <QtCore/QSettings>
-
-#include <coreplugin/editormanager/editormanager.h>
-#include <coreplugin/modemanager.h>
-
-#include <KUserFeedback/Provider>
-
-#include "common/scopedsettingsgroupsetter.h"
-
-namespace UsageStatistic {
-namespace Internal {
-
-using namespace KUserFeedback;
-
-ModeUsageTimeSource::ModeUsageTimeSource()
-    : AbstractDataSource(QStringLiteral("modeUsageTime"), Provider::DetailedUsageStatistics)
-{
-    connect(Core::ModeManager::instance(), &Core::ModeManager::currentModeChanged,
-            this, &ModeUsageTimeSource::onCurrentModeIdChanged);
-    onCurrentModeIdChanged(Core::ModeManager::currentModeId());
-}
-
-ModeUsageTimeSource::~ModeUsageTimeSource() = default;
-
-QString ModeUsageTimeSource::name() const
-{
-    return tr("Modes usage time");
-}
-
-QString ModeUsageTimeSource::description() const
-{
-    return tr("How much time a user spent working in each mode (edit, debug, design, etc.)");
-}
-
-// Keep synced with ModeUsageTimeSource::Mode {
-static const auto &modeMarks()
-{
-    static const QString marks[] = {"welcome", "edit", "design", "debug", "project", "help", "other"};
-    return marks;
-}
-// }
-
-static ModeUsageTimeSource::Mode modeFromString(const QString &modeString)
-{
-    auto begin = std::begin(modeMarks());
-    auto end = std::end(modeMarks());
-
-    auto it = std::find_if(begin, end, [&](const QString &mark) { return modeString.contains(mark); });
-
-    return it != end ? ModeUsageTimeSource::Mode(std::distance(begin, it))
-                     : ModeUsageTimeSource::Other;
-}
-
-QVariant ModeUsageTimeSource::data()
-{
-    QVariantMap result;
-
-    for (std::size_t i = Welcome; i < ModesCount; ++i) {
-        result[modeMarks()[i]] = m_timeByModes[i];
-    }
-
-    return result;
-}
-
-void ModeUsageTimeSource::loadImpl(QSettings *settings)
-{
-    auto setter = ScopedSettingsGroupSetter::forDataSource(*this, *settings);
-    for (std::size_t i = Welcome; i < ModesCount; ++i) {
-        m_timeByModes[i] = qvariant_cast<qint64>(settings->value(modeMarks()[i], timeDflt()));
-    }
-}
-
-void ModeUsageTimeSource::storeImpl(QSettings *settings)
-{
-    storeCurrentTimerValue();
-
-    auto setter = ScopedSettingsGroupSetter::forDataSource(*this, *settings);
-    for (std::size_t i = Welcome; i < ModesCount; ++i) {
-        settings->setValue(modeMarks()[i], m_timeByModes[i]);
-    }
-}
-
-void ModeUsageTimeSource::resetImpl(QSettings *settings)
-{
-    std::fill(std::begin(m_timeByModes), std::end(m_timeByModes), timeDflt());
-    storeImpl(settings);
-}
-
-void ModeUsageTimeSource::setCurrentMode(ModeUsageTimeSource::Mode mode)
-{
-    m_currentMode = mode;
-}
-
-ModeUsageTimeSource::Mode ModeUsageTimeSource::currentMode() const
-{
-    return m_currentMode;
-}
-
-void ModeUsageTimeSource::onCurrentModeIdChanged(const Core::Id &modeId)
-{
-    auto mode = modeFromString(QString::fromUtf8(modeId.name().toLower().simplified()));
-
-    if (m_currentMode == mode) {
-        return;
-    }
-
-    if (m_currentTimer.isValid() && m_currentMode < ModesCount) {
-        m_timeByModes[m_currentMode] += m_currentTimer.elapsed();
-        m_currentTimer.invalidate();
-    }
-
-    m_currentMode = mode;
-
-    if (m_currentMode != ModesCount) {
-        m_currentTimer.start();
-    }
-}
-
-void ModeUsageTimeSource::storeCurrentTimerValue()
-{
-    if (m_currentTimer.isValid() && m_currentMode < ModesCount) {
-        m_timeByModes[m_currentMode] += m_currentTimer.restart();
-    }
-}
-
-} // namespace Internal
-} // namespace UsageStatistic
diff --git a/datasources/modeusagetimesource.h b/datasources/modeusagetimesource.h
deleted file mode 100644
index f1fbde1..0000000
--- a/datasources/modeusagetimesource.h
+++ /dev/null
@@ -1,90 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2019 The Qt Company
-** Contact: https://www.qt.io/licensing/
-**
-** This file is part of UsageStatistic plugin for Qt Creator.
-**
-** Commercial License Usage
-** Licensees holding valid commercial Qt licenses may use this file in
-** accordance with the commercial license agreement provided with the
-** Software or, alternatively, in accordance with the terms contained in
-** a written agreement between you and The Qt Company. For licensing terms
-** and conditions see https://www.qt.io/terms-conditions. For further
-** information use the contact form at https://www.qt.io/contact-us.
-**
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 3 as published by the Free Software
-** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
-** included in the packaging of this file. Please review the following
-** information to ensure the GNU General Public License requirements will
-** be met: https://www.gnu.org/licenses/gpl-3.0.html.
-**
-****************************************************************************/
-#pragma once
-
-#include <array>
-
-#include <QtCore/QElapsedTimer>
-
-#include <coreplugin/id.h>
-
-#include <KUserFeedback/AbstractDataSource>
-
-namespace UsageStatistic {
-namespace Internal {
-
-//! Tracks which modes were used and for how long
-class ModeUsageTimeSource : public QObject, public KUserFeedback::AbstractDataSource
-{
-    Q_OBJECT
-
-public: // Types
-    enum Mode {Welcome, Edit, Design, Debug, Projects, Help, Other, ModesCount};
-
-public:
-    ModeUsageTimeSource();
-    ~ModeUsageTimeSource() override;
-
-public: // AbstractDataSource interface
-    QString name() const override;
-    QString description() const override;
-
-    /*! The output data format is:
-     *  {
-     *      "debug"  : int,
-     *      "design" : int,
-     *      "edit"   : int,
-     *      "help"   : int,
-     *      "other"  : int,
-     *      "project": int,
-     *      "welcome": int
-     *  }
-     *
-     *  The value is duration in milliseconds.
-     */
-    QVariant data() override;
-
-    void loadImpl(QSettings *settings) override;
-    void storeImpl(QSettings *settings) override;
-    void resetImpl(QSettings *settings) override;
-
-private: // Data
-    Mode m_currentMode = ModesCount;
-    QElapsedTimer m_currentTimer;
-    std::array<qint64, ModesCount> m_timeByModes{};
-
-private: // Methods
-    void setCurrentMode(Mode mode);
-    Mode currentMode() const;
-
-    void onCurrentModeIdChanged(const Core::Id &modeId);
-
-    void storeCurrentTimerValue();
-
-    static constexpr qint64 timeDflt() { return 0; }
-};
-
-} // namespace Internal
-} // namespace UsageStatistic
diff --git a/datasources/qmldesignerusagetimesource.cpp b/datasources/qmldesignerusagetimesource.cpp
deleted file mode 100644
index 6bb4a32..0000000
--- a/datasources/qmldesignerusagetimesource.cpp
+++ /dev/null
@@ -1,102 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2019 The Qt Company
-** Contact: https://www.qt.io/licensing/
-**
-** This file is part of UsageStatistic plugin for Qt Creator.
-**
-** Commercial License Usage
-** Licensees holding valid commercial Qt licenses may use this file in
-** accordance with the commercial license agreement provided with the
-** Software or, alternatively, in accordance with the terms contained in
-** a written agreement between you and The Qt Company. For licensing terms
-** and conditions see https://www.qt.io/terms-conditions. For further
-** information use the contact form at https://www.qt.io/contact-us.
-**
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 3 as published by the Free Software
-** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
-** included in the packaging of this file. Please review the following
-** information to ensure the GNU General Public License requirements will
-** be met: https://www.gnu.org/licenses/gpl-3.0.html.
-**
-****************************************************************************/
-#include "qmldesignerusagetimesource.h"
-
-#include <QtCore/QFileInfo>
-
-#include <coreplugin/editormanager/editormanager.h>
-#include <coreplugin/editormanager/ieditor.h>
-#include <coreplugin/modemanager.h>
-#include <coreplugin/imode.h>
-
-namespace UsageStatistic {
-namespace Internal {
-
-static QString currentModeName()
-{
-    if (auto modeManager = Core::ModeManager::instance()) {
-        if (auto mode = modeManager->currentMode()) {
-            return mode->displayName().toLower();
-        }
-    }
-
-    return {};
-}
-
-QmlDesignerUsageTimeSource::QmlDesignerUsageTimeSource()
-    : TimeUsageSourceBase(QStringLiteral("qmlDesignerUsageTime"))
-{
-    connect(Core::ModeManager::instance(), &Core::ModeManager::currentModeChanged,
-            this, [this](Core::Id modeId){
-                      updateTrackingState(QString::fromUtf8(modeId.name().toLower())); });
-
-    connect(Core::EditorManager::instance(), &Core::EditorManager::currentEditorChanged,
-            this, [this](){ updateTrackingState(currentModeName()); });
-}
-
-QmlDesignerUsageTimeSource::~QmlDesignerUsageTimeSource() = default;
-
-QString QmlDesignerUsageTimeSource::name() const
-{
-    return tr("QmlDesigner usage time");
-}
-
-QString QmlDesignerUsageTimeSource::description() const
-{
-    return tr("How long a user spent editing QML files in designer mode");
-}
-
-static bool isDesignMode(const QString &modeName)
-{
-    static const QString designModeName = QStringLiteral("design");
-    return modeName == designModeName;
-}
-
-static bool editingQmlFile()
-{
-    static const QSet<QString> validExtentions = {"qml", "qml.ui"};
-    static const QString validMimeType = "qml";
-
-    if (auto document = Core::EditorManager::currentDocument()) {
-        QString mimeType = document->mimeType().toLower();
-        QString extension = document->filePath().toFileInfo().completeSuffix().toLower();
-
-        return validExtentions.contains(extension) || mimeType.contains(validMimeType);
-    }
-
-    return false;
-}
-
-void QmlDesignerUsageTimeSource::updateTrackingState(const QString &modeName)
-{
-    if (isDesignMode(modeName) && editingQmlFile() && !isTimeTrackingActive()) {
-        Q_EMIT start();
-    } else {
-        Q_EMIT stop();
-    }
-}
-
-} // namespace Internal
-} // namespace UsageStatistic
diff --git a/datasources/qmldesignerusagetimesource.h b/datasources/qmldesignerusagetimesource.h
deleted file mode 100644
index 3cadf57..0000000
--- a/datasources/qmldesignerusagetimesource.h
+++ /dev/null
@@ -1,49 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2019 The Qt Company
-** Contact: https://www.qt.io/licensing/
-**
-** This file is part of UsageStatistic plugin for Qt Creator.
-**
-** Commercial License Usage
-** Licensees holding valid commercial Qt licenses may use this file in
-** accordance with the commercial license agreement provided with the
-** Software or, alternatively, in accordance with the terms contained in
-** a written agreement between you and The Qt Company. For licensing terms
-** and conditions see https://www.qt.io/terms-conditions. For further
-** information use the contact form at https://www.qt.io/contact-us.
-**
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 3 as published by the Free Software
-** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
-** included in the packaging of this file. Please review the following
-** information to ensure the GNU General Public License requirements will
-** be met: https://www.gnu.org/licenses/gpl-3.0.html.
-**
-****************************************************************************/
-#pragma once
-
-#include "timeusagesourcebase.h"
-
-namespace UsageStatistic {
-namespace Internal {
-
-//! Tracks time spent using QML Designer
-class QmlDesignerUsageTimeSource : public TimeUsageSourceBase
-{
-public:
-    QmlDesignerUsageTimeSource();
-    ~QmlDesignerUsageTimeSource() override;
-
-public: // AbstractDataSource interface
-    QString name() const override;
-    QString description() const override;
-
-private: // Methods
-    void updateTrackingState(const QString &modeName);
-};
-
-} // namespace Internal
-} // namespace UsageStatistic
-
diff --git a/datasources/qtclicensesource.cpp b/datasources/qtclicensesource.cpp
deleted file mode 100644
index bee2c8c..0000000
--- a/datasources/qtclicensesource.cpp
+++ /dev/null
@@ -1,98 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2019 The Qt Company
-** Contact: https://www.qt.io/licensing/
-**
-** This file is part of UsageStatistic plugin for Qt Creator.
-**
-** Commercial License Usage
-** Licensees holding valid commercial Qt licenses may use this file in
-** accordance with the commercial license agreement provided with the
-** Software or, alternatively, in accordance with the terms contained in
-** a written agreement between you and The Qt Company. For licensing terms
-** and conditions see https://www.qt.io/terms-conditions. For further
-** information use the contact form at https://www.qt.io/contact-us.
-**
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 3 as published by the Free Software
-** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
-** included in the packaging of this file. Please review the following
-** information to ensure the GNU General Public License requirements will
-** be met: https://www.gnu.org/licenses/gpl-3.0.html.
-**
-****************************************************************************/
-#include "qtclicensesource.h"
-
-#include <coreplugin/icore.h>
-#include <extensionsystem/iplugin.h>
-#include <extensionsystem/pluginmanager.h>
-#include <extensionsystem/pluginspec.h>
-
-#include <KUserFeedback/Provider>
-
-namespace UsageStatistic {
-namespace Internal {
-
-using namespace KUserFeedback;
-
-QtcLicenseSource::QtcLicenseSource()
-    : AbstractDataSource(QStringLiteral("qtcLicense"), Provider::DetailedUsageStatistics)
-{}
-
-QString QtcLicenseSource::description() const
-{
-    return tr("Qt Creator license type string: opensource, evaluation, commercial");
-}
-
-QString QtcLicenseSource::name() const
-{
-    return tr("Qt Creator license");
-}
-
-static const auto evaluationStr = QStringLiteral("evaluation");
-static const auto opensourceStr = QStringLiteral("opensource");
-static const auto commercialStr = QStringLiteral("commercial");
-
-static bool isLicenseChecker(const ExtensionSystem::PluginSpec *spec)
-{
-    if (!spec) {
-        return false;
-    }
-
-    static const auto pluginName = QStringLiteral("LicenseChecker");
-    return spec->name().contains(pluginName);
-}
-
-static bool hasEvaluationLicense(ExtensionSystem::IPlugin *plugin)
-{
-    if (!plugin) {
-        return false;
-    }
-
-    bool isEvaluation = false;
-
-    static const auto checkMethodName = "evaluationLicense";
-    QMetaObject::invokeMethod(plugin, checkMethodName, Q_RETURN_ARG(bool, isEvaluation));
-
-    return isEvaluation;
-}
-
-static QString licenseString()
-{
-    const auto plugins = ExtensionSystem::PluginManager::plugins();
-    const auto it = std::find_if(plugins.begin(), plugins.end(), &isLicenseChecker);
-    if (it != plugins.end()) {
-        return hasEvaluationLicense((*it)->plugin()) ? evaluationStr: commercialStr;
-    }
-
-    return opensourceStr;
-}
-
-QVariant QtcLicenseSource::data()
-{
-    return QVariantMap{{"value", licenseString()}};
-}
-
-} // namespace Internal
-} // namespace UsageStatistic
diff --git a/datasources/qtclicensesource.h b/datasources/qtclicensesource.h
deleted file mode 100644
index 80630d2..0000000
--- a/datasources/qtclicensesource.h
+++ /dev/null
@@ -1,55 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2019 The Qt Company
-** Contact: https://www.qt.io/licensing/
-**
-** This file is part of UsageStatistic plugin for Qt Creator.
-**
-** Commercial License Usage
-** Licensees holding valid commercial Qt licenses may use this file in
-** accordance with the commercial license agreement provided with the
-** Software or, alternatively, in accordance with the terms contained in
-** a written agreement between you and The Qt Company. For licensing terms
-** and conditions see https://www.qt.io/terms-conditions. For further
-** information use the contact form at https://www.qt.io/contact-us.
-**
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 3 as published by the Free Software
-** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
-** included in the packaging of this file. Please review the following
-** information to ensure the GNU General Public License requirements will
-** be met: https://www.gnu.org/licenses/gpl-3.0.html.
-**
-****************************************************************************/
-#pragma once
-
-#include <QCoreApplication>
-
-#include <KUserFeedback/AbstractDataSource>
-
-namespace UsageStatistic {
-namespace Internal {
-
-//! Tracks whether commercial or open source version is used
-class QtcLicenseSource : public KUserFeedback::AbstractDataSource
-{
-    Q_DECLARE_TR_FUNCTIONS(QtcLicenseSource)
-
-public:
-    QtcLicenseSource();
-
-public: // AbstractDataSource interface
-    QString description() const override;
-    QString name() const override;
-
-    /*! The output data format is:
-     *  {
-     *      "value": string
-     *  }
-     */
-    QVariant data() override;
-};
-
-} // namespace Internal
-} // namespace UsageStatistic
diff --git a/datasources/timeusagesourcebase.cpp b/datasources/timeusagesourcebase.cpp
deleted file mode 100644
index ab4c1e1..0000000
--- a/datasources/timeusagesourcebase.cpp
+++ /dev/null
@@ -1,103 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2019 The Qt Company
-** Contact: https://www.qt.io/licensing/
-**
-** This file is part of UsageStatistic plugin for Qt Creator.
-**
-** Commercial License Usage
-** Licensees holding valid commercial Qt licenses may use this file in
-** accordance with the commercial license agreement provided with the
-** Software or, alternatively, in accordance with the terms contained in
-** a written agreement between you and The Qt Company. For licensing terms
-** and conditions see https://www.qt.io/terms-conditions. For further
-** information use the contact form at https://www.qt.io/contact-us.
-**
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 3 as published by the Free Software
-** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
-** included in the packaging of this file. Please review the following
-** information to ensure the GNU General Public License requirements will
-** be met: https://www.gnu.org/licenses/gpl-3.0.html.
-**
-****************************************************************************/
-#include "timeusagesourcebase.h"
-
-#include <QtCore/QVariant>
-#include <QtCore/QSettings>
-
-#include <KUserFeedback/Provider>
-
-#include <common/scopedsettingsgroupsetter.h>
-
-namespace UsageStatistic {
-namespace Internal {
-
-using namespace KUserFeedback;
-
-TimeUsageSourceBase::TimeUsageSourceBase(const QString &id)
-    : AbstractDataSource(id, Provider::DetailedUsageStatistics)
-{
-    connect(this, &TimeUsageSourceBase::start, this, &TimeUsageSourceBase::onStarted);
-    connect(this, &TimeUsageSourceBase::stop, this, &TimeUsageSourceBase::onStopped);
-}
-
-void TimeUsageSourceBase::onStarted()
-{
-    // Restart if required
-    if (m_timer.isValid()) {
-        onStopped();
-    }
-
-    ++m_startCount;
-    m_timer.start();
-}
-
-void TimeUsageSourceBase::onStopped()
-{
-    if (m_timer.isValid()) {
-        m_usageTime += m_timer.elapsed();
-    }
-
-    m_timer.invalidate();
-}
-
-bool TimeUsageSourceBase::isTimeTrackingActive() const
-{
-    return m_timer.isValid();
-}
-
-static QString usageTimeKey() { return QStringLiteral("usageTime"); }
-static QString startCountKey() { return QStringLiteral("startCount"); }
-
-QVariant TimeUsageSourceBase::data()
-{
-    return QVariantMap{{usageTimeKey(), m_usageTime}, {startCountKey(), m_startCount}};
-}
-
-void TimeUsageSourceBase::loadImpl(QSettings *settings)
-{
-    auto setter = ScopedSettingsGroupSetter::forDataSource(*this, *settings);
-    m_usageTime = settings->value(usageTimeKey(), usageTimeDflt()).toLongLong();
-    m_startCount = settings->value(startCountKey(), startCountDflt()).toLongLong();
-}
-
-void TimeUsageSourceBase::storeImpl(QSettings *settings)
-{
-    auto setter = ScopedSettingsGroupSetter::forDataSource(*this, *settings);
-    settings->setValue(usageTimeKey(), m_usageTime);
-    settings->setValue(startCountKey(), m_startCount);
-}
-
-void TimeUsageSourceBase::resetImpl(QSettings *settings)
-{
-    m_usageTime = usageTimeDflt();
-    m_startCount = startCountDflt();
-    storeImpl(settings);
-}
-
-TimeUsageSourceBase::~TimeUsageSourceBase() = default;
-
-} // namespace Internal
-} // namespace UsageStatistic
diff --git a/datasources/timeusagesourcebase.h b/datasources/timeusagesourcebase.h
deleted file mode 100644
index e3d3730..0000000
--- a/datasources/timeusagesourcebase.h
+++ /dev/null
@@ -1,79 +0,0 @@
-/****************************************************************************
-**
-** Copyright (C) 2019 The Qt Company
-** Contact: https://www.qt.io/licensing/
-**
-** This file is part of UsageStatistic plugin for Qt Creator.
-**
-** Commercial License Usage
-** Licensees holding valid commercial Qt licenses may use this file in
-** accordance with the commercial license agreement provided with the
-** Software or, alternatively, in accordance with the terms contained in
-** a written agreement between you and The Qt Company. For licensing terms
-** and conditions see https://www.qt.io/terms-conditions. For further
-** information use the contact form at https://www.qt.io/contact-us.
-**
-** GNU General Public License Usage
-** Alternatively, this file may be used under the terms of the GNU
-** General Public License version 3 as published by the Free Software
-** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
-** included in the packaging of this file. Please review the following
-** information to ensure the GNU General Public License requirements will
-** be met: https://www.gnu.org/licenses/gpl-3.0.html.
-**
-****************************************************************************/
-#pragma once
-
-#include <QtCore/QObject>
-#include <QtCore/QElapsedTimer>
-
-#include <KUserFeedback/AbstractDataSource>
-
-namespace UsageStatistic {
-namespace Internal {
-
-//! Base class for all time trackers
-class TimeUsageSourceBase : public QObject, public KUserFeedback::AbstractDataSource
-{
-    Q_OBJECT
-
-public:
-    ~TimeUsageSourceBase() override;
-
-public:  // AbstractDataSource interface
-    /*! The output data format is:
-     *  {
-     *      "startCount": int,
-     *      "usageTime" : int
-     *  }
-     */
-    QVariant data() override;
-
-    void loadImpl(QSettings *settings) override;
-    void storeImpl(QSettings *settings) override;
-    void resetImpl(QSettings *settings) override;
-
-protected:
-    TimeUsageSourceBase(const QString &id);
-
-    void onStarted();
-    void onStopped();
-
-    bool isTimeTrackingActive() const;
-
-Q_SIGNALS:
-    void start();
-    void stop();
-
-private:
-    static constexpr qint64 usageTimeDflt() { return 0; }
-    static constexpr qint64 startCountDflt() { return 0; }
-
-private:
-    QElapsedTimer m_timer;
-    qint64 m_usageTime = usageTimeDflt();
-    qint64 m_startCount = startCountDflt();
-};
-
-} // namespace Internal
-} // namespace UsageStatistic