Merge branch '4.7' of scm.dev.nokia.troll.no:qt/oslo-staging-1 into 4.7-integration

* '4.7' of scm.dev.nokia.troll.no:qt/oslo-staging-1: (72 commits)
  Doc: Enabled the context menu in the spreadsheet demo.
  Updated URLs.
  Doc: Applied suggestion for an improvement to the foreach documentation.
  Doc: Added a note about the lack of standard file copy/paste on X11.
  Doc: Fixed the row number for a widget in two parts of the tutorial.
  Doc: Fixed typos.
  Reduce compiling time of QScriptValue autotest suite on Windows.
  Optimize QScriptValue autotest generator.
  Set database write behavior to synchronous=OFF and increase page cache.
  doc: Fixed some qdoc errors.
  Setting ImhHiddenText for NoEcho line edits is not 100% correct, but still way better than fully visible text.
  Allow building documentation without all of Qt
  Added a documentation for the new enum value in gesture api.
  Remove the OBJECTS_DIR variable assignment from some projets in Qt.
  Fix compile
  qmake/MinGw: Link statically for Qt Creator to be able to detect it.
  Enable two fast path for blend_tiled_rgb565
  Avoid QString reallocation for smallcaps fonts in Itemizer::generate()
  Make QLabel::text a reloadable property
  remove non wifi interfaces from being handled.
  ...

2 files changed, 3 insertions, 3 deletions

diff --git a/src/gui/painting/qcolor.cpp b/src/gui/painting/qcolor.cpp
index 0b735a2..cd448a7 100644
--- a/src/gui/painting/qcolor.cpp
+++ b/src/gui/painting/qcolor.cpp
@@ -548,14 +548,14 @@ void QColor::setNamedColor(const QString &name)
 */
 bool QColor::isValidColor(const QString &name)
 {
-    return QColor().setColorFromString(name);
+    return !name.isEmpty() && QColor().setColorFromString(name);
 }
 
 bool QColor::setColorFromString(const QString &name)
 {
     if (name.isEmpty()) {
         invalidate();
-        return false;
+        return true;
     }
 
     if (name.startsWith(QLatin1Char('#'))) {
diff --git a/src/gui/painting/qdrawhelper.cpp b/src/gui/painting/qdrawhelper.cpp
index acd286a..5f70cb7 100644
--- a/src/gui/painting/qdrawhelper.cpp
+++ b/src/gui/painting/qdrawhelper.cpp
@@ -5072,7 +5072,7 @@ static void blend_tiled_argb8565(int count, const QSpan *spans, void *userData)
 
 static void blend_tiled_rgb565(int count, const QSpan *spans, void *userData)
 {
-#if defined(QT_QWS_DEPTH_16)
+#if !defined(Q_WS_QWS) || defined(QT_QWS_DEPTH_16)
     QSpanData *data = reinterpret_cast<QSpanData *>(userData);
 
     if (data->texture.format == QImage::Format_ARGB8565_Premultiplied)