Merge remote-tracking branch 'origin/5.6' into 5.7

Conflicts:
	.qmake.conf

Change-Id: Ic399cf8fef1f26f22338a67393066d69cd969579

2 files changed, 5 insertions, 2 deletions

diff --git a/Source/WebCore/platform/graphics/qt/ImageDecoderQt.cpp b/Source/WebCore/platform/graphics/qt/ImageDecoderQt.cpp
index 74696c23d..c93c79b1b 100644
--- a/Source/WebCore/platform/graphics/qt/ImageDecoderQt.cpp
+++ b/Source/WebCore/platform/graphics/qt/ImageDecoderQt.cpp
@@ -93,7 +93,7 @@ void ImageDecoderQt::setData(SharedBuffer* data, bool allDataReceived)
 
     // QImageReader only allows retrieving the format before reading the image
     m_format = m_reader->format();
-    if (!isFormatWhiteListed(m_format)) {
+    if (!m_format.isEmpty() && !isFormatWhiteListed(m_format)) {
         qWarning("Image of format '%s' blocked because it is not considered safe. If you are sure it is safe to do so, you can white-list the format by setting the environment variable QTWEBKIT_IMAGEFORMAT_WHITELIST=%s", m_format.constData(), m_format.constData());
         setFailed();
         m_reader.clear();
diff --git a/Source/WebCore/platform/graphics/qt/ImageQt.cpp b/Source/WebCore/platform/graphics/qt/ImageQt.cpp
index 9e4408b61..f30284b90 100644
--- a/Source/WebCore/platform/graphics/qt/ImageQt.cpp
+++ b/Source/WebCore/platform/graphics/qt/ImageQt.cpp
@@ -156,6 +156,8 @@ void Image::drawPattern(GraphicsContext* ctxt, const FloatRect& tileRect, const
     if (tr.x() || tr.y() || tr.width() != pixmap.width() || tr.height() != pixmap.height())
         pixmap = pixmap.copy(tr);
 
+    QPoint trTopLeft = tr.topLeft();
+
     CompositeOperator previousOperator = ctxt->compositeOperation();
 
     ctxt->setCompositeOperation(!pixmap.hasAlpha() && op == CompositeSourceOver ? CompositeCopy : op);
@@ -180,13 +182,14 @@ void Image::drawPattern(GraphicsContext* ctxt, const FloatRect& tileRect, const
                 painter.drawPixmap(QRect(0, 0, scaledPixmap.width(), scaledPixmap.height()), pixmap);
             }
             pixmap = scaledPixmap;
+            trTopLeft = transform.map(trTopLeft);
             transform = QTransform::fromTranslate(transform.dx(), transform.dy());
         }
     }
 
     /* Translate the coordinates as phase is not in world matrix coordinate space but the tile rect origin is. */
     transform *= QTransform().translate(phase.x(), phase.y());
-    transform.translate(tr.x(), tr.y());
+    transform.translate(trTopLeft.x(), trTopLeft.y());
 
     QBrush b(pixmap);
     b.setTransform(transform);