cc: Renamed approximate{BytesUsed,OpCount} in paint op buffer.

cc/paint/clip_path_display_item.h

 // Copyright 2015 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 CC_PAINT_CLIP_PATH_DISPLAY_ITEM_H_
 #define CC_PAINT_CLIP_PATH_DISPLAY_ITEM_H_
 
 #include <stddef.h>
 
 #include "cc/paint/display_item.h"
 #include "cc/paint/paint_export.h"
 #include "third_party/skia/include/core/SkPath.h"
 
 namespace cc {
 
 class CC_PAINT_EXPORT ClipPathDisplayItem : public DisplayItem {
  public:
   ClipPathDisplayItem(const SkPath& path, bool antialias);
   ~ClipPathDisplayItem() override;
 
   size_t ExternalMemoryUsage() const {
     // The size of SkPath's external storage is not currently accounted for (and
     // may well be shared anyway).
     return 0;
   }
-  int ApproximateOpCount() const { return 1; }
+  int OpCount() const { return 1; }
 
   const SkPath clip_path;
   const bool antialias;
 };
 
 class CC_PAINT_EXPORT EndClipPathDisplayItem : public DisplayItem {
  public:
   EndClipPathDisplayItem();
   ~EndClipPathDisplayItem() override;
 
-  int ApproximateOpCount() const { return 0; }
+  int OpCount() const { return 0; }
 };
 
 }  // namespace cc
 
 #endif  // CC_PAINT_CLIP_PATH_DISPLAY_ITEM_H_