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

cc/priority_calculator.h

 // Copyright 2010 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 CCPriorityCalculator_h
 #define CCPriorityCalculator_h
 
-#include "IntRect.h"
-#include "IntSize.h"
+namespace gfx {
+class Rect;
+}
 
 namespace cc {
 
 class PriorityCalculator {
 public:
     static int uiPriority(bool drawsToRootSurface);
     static int visiblePriority(bool drawsToRootSurface);
     static int renderSurfacePriority();
     static int lingeringPriority(int previousPriority);
-    static int priorityFromDistance(const IntRect& visibleRect, const IntRect& textureRect, bool drawsToRootSurface);
+    static int priorityFromDistance(const gfx::Rect& visibleRect, const gfx::Rect& textureRect, bool drawsToRootSurface);
     static int smallAnimatedLayerMinPriority();
 
     static int highestPriority();
     static int lowestPriority();
     static inline bool priorityIsLower(int a, int b) { return a > b; }
     static inline bool priorityIsHigher(int a, int b) { return a < b; }
     static inline int maxPriority(int a, int b) { return priorityIsHigher(a, b) ? a : b; }
 
     static int allowNothingCutoff();
     static int allowVisibleOnlyCutoff();
     static int allowVisibleAndNearbyCutoff();
     static int allowEverythingCutoff();
 };
 
 }
 
 #endif