Merge Webkit at r58956: Initial merge by Git.

Change-Id: I1d9fb60ea2c3f2ddc04c17a871acdb39353be228

1 files changed, 9 insertions, 7 deletions

diff --git a/WebCore/platform/graphics/qt/GraphicsContextQt.cpp b/WebCore/platform/graphics/qt/GraphicsContextQt.cpp
index edac268..0100b72 100644
--- a/WebCore/platform/graphics/qt/GraphicsContextQt.cpp
+++ b/WebCore/platform/graphics/qt/GraphicsContextQt.cpp
@@ -641,12 +641,12 @@ void GraphicsContext::fillRect(const FloatRect& rect)
     }
 }
 
-void GraphicsContext::fillRect(const FloatRect& rect, const Color& c, ColorSpace colorSpace)
+void GraphicsContext::fillRect(const FloatRect& rect, const Color& color, ColorSpace colorSpace)
 {
-    if (paintingDisabled())
+    if (paintingDisabled() || !color.isValid())
         return;
 
-    m_data->solidColor.setColor(c);
+    m_data->solidColor.setColor(color);
     QPainter* p = m_data->p();
     if (m_common->state.shadowColor.isValid())
         drawBorderlessRectShadow(this, p, rect);
@@ -655,7 +655,7 @@ void GraphicsContext::fillRect(const FloatRect& rect, const Color& c, ColorSpace
 
 void GraphicsContext::fillRoundedRect(const IntRect& rect, const IntSize& topLeft, const IntSize& topRight, const IntSize& bottomLeft, const IntSize& bottomRight, const Color& color, ColorSpace colorSpace)
 {
-    if (paintingDisabled() || !color.alpha())
+    if (paintingDisabled() || !color.isValid() || !color.alpha())
         return;
 
     Path path = Path::createRoundedRectangle(rect, topLeft, topRight, bottomLeft, bottomRight);
@@ -717,7 +717,7 @@ void GraphicsContext::drawFocusRing(const Vector<Path>& paths, int width, int of
  */
 void GraphicsContext::drawFocusRing(const Vector<IntRect>& rects, int /* width */, int /* offset */, const Color& color)
 {
-    if (paintingDisabled())
+    if (paintingDisabled() || !color.isValid())
         return;
 
     unsigned rectCount = rects.size();
@@ -1141,8 +1141,9 @@ void GraphicsContext::setURLForRect(const KURL&, const IntRect&)
 
 void GraphicsContext::setPlatformStrokeColor(const Color& color, ColorSpace colorSpace)
 {
-    if (paintingDisabled())
+    if (paintingDisabled() || !color.isValid())
         return;
+
     QPainter* p = m_data->p();
     QPen newPen(p->pen());
     m_data->solidColor.setColor(color);
@@ -1172,8 +1173,9 @@ void GraphicsContext::setPlatformStrokeThickness(float thickness)
 
 void GraphicsContext::setPlatformFillColor(const Color& color, ColorSpace colorSpace)
 {
-    if (paintingDisabled())
+    if (paintingDisabled() || !color.isValid())
         return;
+
     m_data->solidColor.setColor(color);
     m_data->p()->setBrush(m_data->solidColor);
 }