Update cc snapshot to WK r126941

cc/CCLayerImpl.h

Index: cc/CCLayerImpl.h
diff --git a/cc/CCLayerImpl.h b/cc/CCLayerImpl.h
index 3e424782a854f255b6af67a1168dba4df5870c3b..01b4b759e0e2d2d0a348141a7af145e3bf402804 100644
--- a/cc/CCLayerImpl.h
+++ b/cc/CCLayerImpl.h
@@ -26,12 +26,14 @@ namespace WebCore {
 
 class CCLayerSorter;
 class CCLayerTreeHostImpl;
-class CCRenderer;
 class CCQuadSink;
+class CCRenderer;
 class CCScrollbarAnimationController;
 class CCScrollbarLayerImpl;
 class LayerChromium;
 
+struct CCAppendQuadsData;
+
 class CCLayerImpl : public CCLayerAnimationControllerClient {
 public:
     static PassOwnPtr<CCLayerImpl> create(int id)
@@ -74,7 +76,7 @@ public:
     // the layer is destroyed. To enforce this, any class that overrides
     // willDraw/didDraw must call the base class version.
     virtual void willDraw(CCResourceProvider*);
-    virtual void appendQuads(CCQuadSink&, bool& hadMissingTiles) { }
+    virtual void appendQuads(CCQuadSink&, CCAppendQuadsData&) { }
     virtual void didDraw(CCResourceProvider*);
 
     virtual CCResourceProvider::ResourceId contentsResourceId() const;
@@ -253,7 +255,7 @@ public:
 protected:
     explicit CCLayerImpl(int);
 
-    void appendDebugBorderQuad(CCQuadSink&, const CCSharedQuadState*) const;
+    void appendDebugBorderQuad(CCQuadSink&, const CCSharedQuadState*, CCAppendQuadsData&) const;
 
     virtual void dumpLayerProperties(TextStream&, int indent) const;
     static void writeIndent(TextStream&, int indent);