Re-land: cc: Examine layers to determine if we're ready to activate.

cc/resources/tile_manager_perftest.cc

 // Copyright 2013 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 "base/time/time.h"
 #include "cc/debug/lap_timer.h"
 #include "cc/resources/tile.h"
 #include "cc/resources/tile_priority.h"
 #include "cc/test/fake_impl_proxy.h"
 #include "cc/test/fake_layer_tree_host_impl.h"
@@ skipping 275 matching lines @@
       timer_.NextLap();
       host_impl_.ResetCurrentFrameTimeForNextFrame();
     } while (!timer_.HasTimeLimitExpired());
 
     perf_test::PrintResult(
         "manage_tiles", "", test_name, timer_.LapsPerSecond(), "runs/s", true);
   }
 
   // TileManagerClient implementation.
   virtual void NotifyReadyToActivate() OVERRIDE { ready_to_activate_ = true; }
-  virtual void NotifyTileInitialized(const Tile* tile) OVERRIDE {}
+  virtual void NotifyTileStateChanged(const Tile* tile) OVERRIDE {}
 
   TileManager* tile_manager() { return host_impl_.tile_manager(); }
 
  protected:
   GlobalStateThatImpactsTilePriority global_state_;
 
   TestSharedBitmapManager shared_bitmap_manager_;
   TileMemoryLimitPolicy memory_limit_policy_;
   int max_tiles_;
   bool ready_to_activate_;
@@ skipping 29 matching lines @@
 
   RunRasterIteratorTest("2_16", 16);
   RunRasterIteratorTest("2_32", 32);
   RunRasterIteratorTest("2_64", 64);
   RunRasterIteratorTest("2_128", 128);
 }
 
 }  // namespace
 
 }  // namespace cc