Revert of Revert of Implement DisplayList GatherPixelRefs

cc/test/fake_picture_pile.cc

 // Copyright 2014 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.
 
 #include "cc/test/fake_picture_pile.h"
 
 #include <utility>
 
 #include "cc/test/fake_picture_pile_impl.h"
 #include "testing/gtest/include/gtest/gtest.h"
@@ skipping 75 matching lines @@
   EXPECT_FALSE(HasRecordingAt(x, y));
 }
 
 bool FakePicturePile::HasRecordingAt(int x, int y) const {
   PictureMap::const_iterator found = picture_map_.find(PictureMapKey(x, y));
   if (found == picture_map_.end())
     return false;
   return !!found->second.GetPicture();
 }
 
-void FakePicturePile::RerecordPile() {
+void FakePicturePile::Rerecord() {
   for (int y = 0; y < num_tiles_y(); ++y) {
     for (int x = 0; x < num_tiles_x(); ++x) {
       RemoveRecordingAt(x, y);
       AddRecordingAt(x, y);
     }
   }
 }
 
 }  // namespace cc