More nullptr usage in headers

Diff generated by running clang-tidy's modernize-use-nullptr checker on
the CMake-based Qt version.

Skipping src/3rdparty, examples/, tests/

Change-Id: Ib182074e2e2fd52f63093f73b3e2e4c0cb7af188
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@qt.io>
Reviewed-by: Simon Hausmann <simon.hausmann@qt.io>

6 files changed, 14 insertions, 14 deletions

diff --git a/src/dbus/qdbusargument_p.h b/src/dbus/qdbusargument_p.h
index b678b9606f..3553d3d151 100644
--- a/src/dbus/qdbusargument_p.h
+++ b/src/dbus/qdbusargument_p.h
@@ -71,7 +71,7 @@ class QDBusArgumentPrivate
 {
 public:
     inline QDBusArgumentPrivate(int flags = 0)
-        : message(0), ref(1), capabilities(flags)
+        : message(nullptr), ref(1), capabilities(flags)
     { }
     virtual ~QDBusArgumentPrivate();
 
@@ -104,7 +104,7 @@ public:
 class QDBusMarshaller: public QDBusArgumentPrivate
 {
 public:
-    QDBusMarshaller(int flags) : QDBusArgumentPrivate(flags), parent(0), ba(0), closeCode(0), ok(true), skipSignature(false)
+    QDBusMarshaller(int flags) : QDBusArgumentPrivate(flags), parent(nullptr), ba(nullptr), closeCode(0), ok(true), skipSignature(false)
     { direction = Marshalling; }
     ~QDBusMarshaller();
 
@@ -161,7 +161,7 @@ private:
 class QDBusDemarshaller: public QDBusArgumentPrivate
 {
 public:
-    inline QDBusDemarshaller(int flags) : QDBusArgumentPrivate(flags), parent(0)
+    inline QDBusDemarshaller(int flags) : QDBusArgumentPrivate(flags), parent(nullptr)
     { direction = Demarshalling; }
     ~QDBusDemarshaller();
 
diff --git a/src/dbus/qdbusconnection_p.h b/src/dbus/qdbusconnection_p.h
index 7769b9ea71..da67a6c5d4 100644
--- a/src/dbus/qdbusconnection_p.h
+++ b/src/dbus/qdbusconnection_p.h
@@ -115,7 +115,7 @@ public:
 
     struct Watcher
     {
-        Watcher(): watch(0), read(0), write(0) {}
+        Watcher(): watch(nullptr), read(nullptr), write(nullptr) {}
         DBusWatch *watch;
         QSocketNotifier *read;
         QSocketNotifier *write;
@@ -132,7 +132,7 @@ public:
 
     struct SignalHook
     {
-        inline SignalHook() : obj(0), midx(-1) { }
+        inline SignalHook() : obj(nullptr), midx(-1) { }
         QString service, path, signature;
         QObject* obj;
         int midx;
@@ -150,9 +150,9 @@ public:
     {
         typedef QVector<ObjectTreeNode> DataList;
 
-        inline ObjectTreeNode() : obj(0), flags(0) { }
+        inline ObjectTreeNode() : obj(nullptr), flags(0) { }
         inline ObjectTreeNode(const QString &n) // intentionally implicit
-            : name(n), obj(0), flags(0) { }
+            : name(n), obj(nullptr), flags(0) { }
         inline bool operator<(const QString &other) const
             { return name < other; }
         inline bool operator<(const QStringRef &other) const
@@ -194,7 +194,7 @@ public:
 
 public:
     // public methods are entry points from other objects
-    explicit QDBusConnectionPrivate(QObject *parent = 0);
+    explicit QDBusConnectionPrivate(QObject *parent = nullptr);
     ~QDBusConnectionPrivate();
 
     void createBusService();
diff --git a/src/dbus/qdbusintegrator_p.h b/src/dbus/qdbusintegrator_p.h
index 3cd029a933..0f7e00fde0 100644
--- a/src/dbus/qdbusintegrator_p.h
+++ b/src/dbus/qdbusintegrator_p.h
@@ -106,7 +106,7 @@ class QDBusCallDeliveryEvent: public QMetaCallEvent
 public:
     QDBusCallDeliveryEvent(const QDBusConnection &c, int id, QObject *sender,
                            const QDBusMessage &msg, const QVector<int> &types, int f = 0)
-        : QMetaCallEvent(0, id, 0, sender, -1), connection(c), message(msg), metaTypes(types), flags(f)
+        : QMetaCallEvent(0, id, nullptr, sender, -1), connection(c), message(msg), metaTypes(types), flags(f)
         { }
 
     void placeMetaCall(QObject *object) override
@@ -126,8 +126,8 @@ class QDBusActivateObjectEvent: public QMetaCallEvent
 public:
     QDBusActivateObjectEvent(const QDBusConnection &c, QObject *sender,
                              const QDBusConnectionPrivate::ObjectTreeNode &n,
-                             int p, const QDBusMessage &m, QSemaphore *s = 0)
-        : QMetaCallEvent(0, ushort(-1), 0, sender, -1, 0, 0, 0, s), connection(c), node(n),
+                             int p, const QDBusMessage &m, QSemaphore *s = nullptr)
+        : QMetaCallEvent(0, ushort(-1), nullptr, sender, -1, 0, nullptr, nullptr, s), connection(c), node(n),
           pathStartPos(p), message(m), handled(false)
         { }
     ~QDBusActivateObjectEvent();
diff --git a/src/dbus/qdbuspendingcall_p.h b/src/dbus/qdbuspendingcall_p.h
index 10f189ae43..e1f6240f3e 100644
--- a/src/dbus/qdbuspendingcall_p.h
+++ b/src/dbus/qdbuspendingcall_p.h
@@ -99,7 +99,7 @@ public:
     // }
 
     QDBusPendingCallPrivate(const QDBusMessage &sent, QDBusConnectionPrivate *connection)
-        : sentMessage(sent), connection(connection), watcherHelper(0), pending(0)
+        : sentMessage(sent), connection(connection), watcherHelper(nullptr), pending(nullptr)
     { }
     ~QDBusPendingCallPrivate();
     bool setReplyCallback(QObject *target, const char *member);
diff --git a/src/dbus/qdbuspendingreply.h b/src/dbus/qdbuspendingreply.h
index bc5cd92c84..1d7e60ad7f 100644
--- a/src/dbus/qdbuspendingreply.h
+++ b/src/dbus/qdbuspendingreply.h
@@ -156,7 +156,7 @@ public:
     {
         Q_STATIC_ASSERT_X(Index >= 0 && Index < Count, "Index out of bounds");
         typedef typename Select<Index>::Type ResultType;
-        return qdbus_cast<ResultType>(argumentAt(Index), 0);
+        return qdbus_cast<ResultType>(argumentAt(Index), nullptr);
     }
 #endif
 
diff --git a/src/dbus/qdbusutil_p.h b/src/dbus/qdbusutil_p.h
index 2f187687b8..5a4b461194 100644
--- a/src/dbus/qdbusutil_p.h
+++ b/src/dbus/qdbusutil_p.h
@@ -134,7 +134,7 @@ namespace Q_DBUS_NO_EXPORT QDBusUtil
         return false;
     }
 
-    inline bool checkMemberName(const QString &name, AllowEmptyFlag empty, QDBusError *error, const char *nameType = 0)
+    inline bool checkMemberName(const QString &name, AllowEmptyFlag empty, QDBusError *error, const char *nameType = nullptr)
     {
         if (!nameType) nameType = "member";
         if (name.isEmpty()) {