cc: Use gfx:: Geometry types for positions, bounds, and related things.

cc/renderer.h

Index: cc/renderer.h
diff --git a/cc/renderer.h b/cc/renderer.h
index 5edd957c78a5527c964fb8633fb74109ab9beb7d..f6ee0ab63e0e700304403daeec1c75e161265f46 100644
--- a/cc/renderer.h
+++ b/cc/renderer.h
@@ -17,7 +17,7 @@ class ScopedTexture;
 
 class RendererClient {
 public:
-    virtual const IntSize& deviceViewportSize() const = 0;
+    virtual const gfx::Size& deviceViewportSize() const = 0;
     virtual const LayerTreeSettings& settings() const = 0;
     virtual void didLoseContext() = 0;
     virtual void onSwapBuffersComplete() = 0;
@@ -61,7 +61,7 @@ public:
     // puts backbuffer onscreen
     virtual bool swapBuffers() = 0;
 
-    virtual void getFramebufferPixels(void *pixels, const IntRect&) = 0;
+    virtual void getFramebufferPixels(void *pixels, const gfx::Rect&) = 0;
 
     virtual bool isContextLost();