Use refs for GraphicsContext

third_party/WebKit/Source/core/paint/RoundedInnerRectClipper.cpp

Index: third_party/WebKit/Source/core/paint/RoundedInnerRectClipper.cpp
diff --git a/third_party/WebKit/Source/core/paint/RoundedInnerRectClipper.cpp b/third_party/WebKit/Source/core/paint/RoundedInnerRectClipper.cpp
index 2de30e765fd5719aba9d568e970adc3ac262a609..d843959ff3585deba0df035ef86e0b7a8dc92eb3 100644
--- a/third_party/WebKit/Source/core/paint/RoundedInnerRectClipper.cpp
+++ b/third_party/WebKit/Source/core/paint/RoundedInnerRectClipper.cpp
@@ -49,10 +49,10 @@ RoundedInnerRectClipper::RoundedInnerRectClipper(const LayoutObject& layoutObjec
     }
 
     if (m_usePaintController) {
-        m_paintInfo.context->paintController().createAndAppend<ClipDisplayItem>(layoutObject, m_clipType, LayoutRect::infiniteIntRect(), roundedRectClips);
+        m_paintInfo.context.paintController().createAndAppend<ClipDisplayItem>(layoutObject, m_clipType, LayoutRect::infiniteIntRect(), roundedRectClips);
     } else {
         ClipDisplayItem clipDisplayItem(layoutObject, m_clipType, LayoutRect::infiniteIntRect(), roundedRectClips);
-        clipDisplayItem.replay(*paintInfo.context);
+        clipDisplayItem.replay(paintInfo.context);
     }
 }
 
@@ -60,10 +60,10 @@ RoundedInnerRectClipper::~RoundedInnerRectClipper()
 {
     DisplayItem::Type endType = DisplayItem::clipTypeToEndClipType(m_clipType);
     if (m_usePaintController) {
-        m_paintInfo.context->paintController().endItem<EndClipDisplayItem>(m_layoutObject, endType);
+        m_paintInfo.context.paintController().endItem<EndClipDisplayItem>(m_layoutObject, endType);
     } else {
         EndClipDisplayItem endClipDisplayItem(m_layoutObject, endType);
-        endClipDisplayItem.replay(*m_paintInfo.context);
+        endClipDisplayItem.replay(m_paintInfo.context);
     }
 }