Merge branch '4.5' into 4.6

Conflicts:
	doc/src/platform-notes.qdoc
	src/3rdparty/webkit/WebKit/qt/Api/qwebpluginfactory.cpp
	src/gui/graphicsview/qgraphicsitem.cpp
	tests/auto/qgraphicsitem/tst_qgraphicsitem.cpp

1 files changed, 4 insertions, 7 deletions

diff --git a/src/gui/graphicsview/qgraphicsitem.cpp b/src/gui/graphicsview/qgraphicsitem.cpp
index c3934c7..d7a7bd2 100644
--- a/src/gui/graphicsview/qgraphicsitem.cpp
+++ b/src/gui/graphicsview/qgraphicsitem.cpp
@@ -5140,14 +5140,8 @@ void QGraphicsItem::update(const QRectF &rect)
     } while ((item = item->d_ptr->parent));
 
     if (CacheMode(d_ptr->cacheMode) != NoCache) {
-        QGraphicsItemCache *cache = d_ptr->extraItemCache();
-        if (d_ptr->discardUpdateRequest(/* ignoreVisibleBit = */ false,
-                                        /* ignoreClipping = */ false,
-                                        /* ignoreDirtyBit = */ true)) {
-            return;
-        }
-
         // Invalidate cache.
+        QGraphicsItemCache *cache = d_ptr->extraItemCache();
         if (!cache->allExposed) {
             if (rect.isNull()) {
                 cache->allExposed = true;
@@ -5161,6 +5155,9 @@ void QGraphicsItem::update(const QRectF &rect)
             return;
     }
 
+    if (d_ptr->discardUpdateRequest())
+        return;
+
     if (d_ptr->scene)
         d_ptr->scene->d_func()->markDirty(this, rect);
 }