[cc] Rename all cc/ filenames to Chromium style

cc/CCPriorityCalculator.h

-// Copyright 2010 The Chromium Authors. All rights reserved.
+// Copyright 2012 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 "GraphicsContext3D.h"
-#include "IntRect.h"
-#include "IntSize.h"
-
-namespace cc {
-
-class CCPriorityCalculator {
-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 smallAnimatedLayerMinPriority();
-
-    static inline int highestPriority() { return std::numeric_limits<int>::min(); }
-    static inline int lowestPriority() { return std::numeric_limits<int>::max(); }
-    static inline bool priorityIsLower(int a, int b) { return a > b; }
-    static inline bool priorityIsHigher(int a, int b) { return a < b; }
-    static inline bool maxPriority(int a, int b) { return priorityIsHigher(a, b) ? a : b; }
-};
-
-}
-
-#endif
+// Temporary forwarding header
+#include "cc/priority_calculator.h"