cc: Remove WebCore dependecies from CCRenderPass and CCDrawQuad classes.

cc/stubs/IntPoint.h

Index: cc/stubs/IntPoint.h
diff --git a/cc/stubs/IntPoint.h b/cc/stubs/IntPoint.h
index fa12deadd4c94311386cccd56eec27e170ea1288..285f47c4473893508f83420dbd7fef601053ecf8 100644
--- a/cc/stubs/IntPoint.h
+++ b/cc/stubs/IntPoint.h
@@ -11,6 +11,7 @@
 #else
 #include "third_party/WebKit/Source/WebCore/platform/graphics/IntPoint.h"
 #endif
+#include <public/WebPoint.h>
 
 namespace cc {
 
@@ -31,7 +32,16 @@ public:
     IntPoint(WebCore::IntPoint point)
         : WebCore::IntPoint(point.x(), point.y())
     {
+    }
 
+    IntPoint(WebKit::WebPoint point)
+        : WebCore::IntPoint(point.x, point.y)
+    {
+    }
+
+    operator WebKit::WebPoint() const
+    {
+        return WebKit::WebPoint(x(), y());
     }
 };