Use gfx:: Geometry types for the resource provider and layer updater classes.

cc/layer_painter.h

 // Copyright 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 
 #ifndef LayerPainterChromium_h
 #define LayerPainterChromium_h
 
 class SkCanvas;
 
+namespace gfx {
+class Rect;
+class RectF;
+}
+
 namespace cc {
 
-class FloatRect;
-class IntRect;
-
 class LayerPainter {
 public:
     virtual ~LayerPainter() { }
-    virtual void paint(SkCanvas*, const IntRect& contentRect, FloatRect& opaque) = 0;
+    virtual void paint(SkCanvas*, const gfx::Rect& contentRect, gfx::RectF& opaque) = 0;
 };
 
 } // namespace cc
 #endif // LayerPainterChromium_h