Merge remote-tracking branch 'origin/5.6' into dev

Conflicts:
	src/corelib/kernel/qcoreapplication.cpp
	src/corelib/kernel/qeventdispatcher_blackberry.cpp
	src/network/bearer/qnetworkconfiguration.cpp
	src/plugins/bearer/blackberry/qbbengine.cpp
	src/plugins/platforms/android/androidjnimain.cpp
	src/plugins/platforms/android/qandroidplatformtheme.cpp
	src/plugins/platforms/qnx/qqnxbpseventfilter.cpp
	src/plugins/platforms/qnx/qqnxfiledialoghelper_bb10.cpp
	src/plugins/platforms/qnx/qqnxinputcontext_imf.cpp
	src/plugins/platforms/qnx/qqnxintegration.cpp
	src/plugins/platforms/qnx/qqnxnavigatorbps.cpp
	src/plugins/platforms/qnx/qqnxvirtualkeyboardbps.cpp
	src/plugins/platforms/qnx/qqnxwindow.cpp
	src/widgets/kernel/qwidgetwindow.cpp
	src/widgets/styles/qwindowsvistastyle.cpp
	src/widgets/styles/qwindowsxpstyle.cpp
	src/widgets/widgets/qtoolbararealayout.cpp
	tests/auto/corelib/global/qflags/qflags.pro
	tests/auto/corelib/itemmodels/qitemmodel/modelstotest.cpp
	tests/auto/corelib/tools/qversionnumber/qversionnumber.pro
	tests/auto/widgets/dialogs/qfilesystemmodel/tst_qfilesystemmodel.cpp

Change-Id: I37be88c6c185bb85404823353e027a0a6acdbce4

4 files changed, 15 insertions, 3 deletions

diff --git a/src/platformsupport/platformcompositor/qopenglcompositorbackingstore.cpp b/src/platformsupport/platformcompositor/qopenglcompositorbackingstore.cpp
index bb3ea6981a..6f71fb637f 100644
--- a/src/platformsupport/platformcompositor/qopenglcompositorbackingstore.cpp
+++ b/src/platformsupport/platformcompositor/qopenglcompositorbackingstore.cpp
@@ -71,6 +71,7 @@ QOpenGLCompositorBackingStore::QOpenGLCompositorBackingStore(QWindow *window)
     : QPlatformBackingStore(window),
       m_window(window),
       m_bsTexture(0),
+      m_bsTextureContext(0),
       m_textures(new QPlatformTextureList),
       m_lockedWidgetTextures(0)
 {
@@ -78,6 +79,14 @@ QOpenGLCompositorBackingStore::QOpenGLCompositorBackingStore(QWindow *window)
 
 QOpenGLCompositorBackingStore::~QOpenGLCompositorBackingStore()
 {
+    if (m_bsTexture) {
+        QOpenGLContext *ctx = QOpenGLContext::currentContext();
+        if (ctx && m_bsTextureContext && ctx->shareGroup() == m_bsTextureContext->shareGroup())
+            glDeleteTextures(1, &m_bsTexture);
+        else
+            qWarning("QOpenGLCompositorBackingStore: Texture is not valid in the current context");
+    }
+
     delete m_textures;
 }
 
@@ -89,6 +98,8 @@ QPaintDevice *QOpenGLCompositorBackingStore::paintDevice()
 void QOpenGLCompositorBackingStore::updateTexture()
 {
     if (!m_bsTexture) {
+        m_bsTextureContext = QOpenGLContext::currentContext();
+        Q_ASSERT(m_bsTextureContext);
         glGenTextures(1, &m_bsTexture);
         glBindTexture(GL_TEXTURE_2D, m_bsTexture);
         glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
diff --git a/src/platformsupport/platformcompositor/qopenglcompositorbackingstore_p.h b/src/platformsupport/platformcompositor/qopenglcompositorbackingstore_p.h
index 49d8bfd6e7..bd843e8bd9 100644
--- a/src/platformsupport/platformcompositor/qopenglcompositorbackingstore_p.h
+++ b/src/platformsupport/platformcompositor/qopenglcompositorbackingstore_p.h
@@ -83,6 +83,7 @@ private:
     QImage m_image;
     QRegion m_dirty;
     uint m_bsTexture;
+    QOpenGLContext *m_bsTextureContext;
     QPlatformTextureList *m_textures;
     QPlatformTextureList *m_lockedWidgetTextures;
 };
diff --git a/src/platformsupport/services/genericunix/qgenericunixservices.cpp b/src/platformsupport/services/genericunix/qgenericunixservices.cpp
index b59ae431f4..33cb4391f0 100644
--- a/src/platformsupport/services/genericunix/qgenericunixservices.cpp
+++ b/src/platformsupport/services/genericunix/qgenericunixservices.cpp
@@ -134,7 +134,7 @@ bool QGenericUnixServices::openUrl(const QUrl &url)
         return openDocument(url);
 
     if (m_webBrowser.isEmpty() && !detectWebBrowser(desktopEnvironment(), true, &m_webBrowser)) {
-        qWarning("%s: Unable to detect a web browser to launch '%s'", Q_FUNC_INFO, qPrintable(url.toString()));
+        qWarning("Unable to detect a web browser to launch '%s'", qPrintable(url.toString()));
         return false;
     }
     return launch(m_webBrowser, url);
@@ -143,7 +143,7 @@ bool QGenericUnixServices::openUrl(const QUrl &url)
 bool QGenericUnixServices::openDocument(const QUrl &url)
 {
     if (m_documentLauncher.isEmpty() && !detectWebBrowser(desktopEnvironment(), false, &m_documentLauncher)) {
-        qWarning("%s: Unable to detect a launcher for '%s'", Q_FUNC_INFO, qPrintable(url.toString()));
+        qWarning("Unable to detect a launcher for '%s'", qPrintable(url.toString()));
         return false;
     }
     return launch(m_documentLauncher, url);
diff --git a/src/platformsupport/themes/genericunix/qgenericunixthemes.cpp b/src/platformsupport/themes/genericunix/qgenericunixthemes.cpp
index 60fb7e2cce..ee62710913 100644
--- a/src/platformsupport/themes/genericunix/qgenericunixthemes.cpp
+++ b/src/platformsupport/themes/genericunix/qgenericunixthemes.cpp
@@ -546,7 +546,7 @@ QPlatformTheme *QKdeTheme::createKdeTheme()
 
     kdeDirs.removeDuplicates();
     if (kdeDirs.isEmpty()) {
-        qWarning("%s: Unable to determine KDE dirs", Q_FUNC_INFO);
+        qWarning("Unable to determine KDE dirs");
         return 0;
     }