cc: Use ui/gfx geometry types for the CCRenderPass and CCDrawQuad classes.

cc/stubs/IntRect.h

Index: cc/stubs/IntRect.h
diff --git a/cc/stubs/IntRect.h b/cc/stubs/IntRect.h
index 1599967a88117225ba67c4b3e964d661b6205053..4714e878ac0ac50225138fca4f64431e02366af8 100644
--- a/cc/stubs/IntRect.h
+++ b/cc/stubs/IntRect.h
@@ -12,6 +12,7 @@
 #else
 #include "third_party/WebKit/Source/WebCore/platform/graphics/IntRect.h"
 #endif
+#include "cc/math/int_rect.h"
 
 namespace cc {
 
@@ -34,6 +35,13 @@ public:
     {
 
     }
+
+    explicit IntRect(ccmath::IntRect rect)
+        : WebCore::IntRect(rect.x(), rect.y(), rect.width(), rect.height())
+    {
+    }
+
+    operator ccmath::IntRect() const { return ccmath::IntRect(x(), y(), width(), height()); }
 };
 
 }