Merge branch 'qt-4.7-from-4.6' of scm.dev.nokia.troll.no:qt/qt-integration into 4.7-integration

* 'qt-4.7-from-4.6' of scm.dev.nokia.troll.no:qt/qt-integration:
  Revert change 07c347f54 from 4.6.
  Implement some changes to the AIX xlC mkspec suggested by IBM.
  Fixed app freeze if switching to offline in middle of HTTP transaction.
  Document Symbian platform security requirements on Qt APIs
  Fixed app freeze if switching to offline in middle of HTTP transaction.
  CSS: fixes border only affecting the first widget.
  Removed QtDeclarative.dll deployment from qt.iby in 4.6 branch.
  fix closing state in QLocalSocket on Windows
  Fix segfault, if QPixmap::loadFromData() fails
  Don't build QtXmlPatterns' command line tools on Symbian.

2 files changed, 2 insertions, 2 deletions

diff --git a/src/gui/image/qpixmap_x11.cpp b/src/gui/image/qpixmap_x11.cpp
index 5a882af..6bebefc 100644
--- a/src/gui/image/qpixmap_x11.cpp
+++ b/src/gui/image/qpixmap_x11.cpp
@@ -383,7 +383,7 @@ struct QX11AlphaDetector
             return has;
         // Will implicitly also check format and return quickly for opaque types...
         checked = true;
-        has = const_cast<QImage *>(image)->data_ptr()->checkForAlphaPixels();
+        has = image->isNull() ? false : const_cast<QImage *>(image)->data_ptr()->checkForAlphaPixels();
         return has;
     }
 
diff --git a/src/gui/text/qcssparser.cpp b/src/gui/text/qcssparser.cpp
index 938decd..b3d2526 100644
--- a/src/gui/text/qcssparser.cpp
+++ b/src/gui/text/qcssparser.cpp
@@ -895,7 +895,7 @@ void ValueExtractor::borderValue(const Declaration &decl, int *width, QCss::Bord
         BorderData data = qvariant_cast<BorderData>(decl.d->parsed);
         *width = lengthValueFromData(data.width, f);
         *style = data.style;
-        *color = brushFromData(data.color, pal);
+        *color = data.color.type != BrushData::Invalid ? brushFromData(data.color, pal) : QBrush(QColor());
         return;
     }