cc: GPU rasterize tiles synchronously in PrepareToDraw.

cc/test/fake_tile_manager.cc

Index: cc/test/fake_tile_manager.cc
diff --git a/cc/test/fake_tile_manager.cc b/cc/test/fake_tile_manager.cc
index bb23aa824fcdd9a8a531298911c4105df749985e..a685aff1bf960aa1420cfaf6046cdeb4251ea105 100644
--- a/cc/test/fake_tile_manager.cc
+++ b/cc/test/fake_tile_manager.cc
@@ -67,6 +67,7 @@ FakeTileManager::FakeTileManager(TileManagerClient* client)
                   base::MessageLoopProxy::current(),
                   NULL,
                   g_fake_tile_task_runner.Pointer(),
+                  NULL,
                   std::numeric_limits<size_t>::max()) {
 }
 
@@ -76,17 +77,20 @@ FakeTileManager::FakeTileManager(TileManagerClient* client,
                   base::MessageLoopProxy::current(),
                   resource_pool,
                   g_fake_tile_task_runner.Pointer(),
+                  NULL,
                   std::numeric_limits<size_t>::max()) {
 }
 
 FakeTileManager::~FakeTileManager() {}
 
+// TODO(vmiura): This seems unused.  Remove it?
 void FakeTileManager::AssignMemoryToTiles(
     const GlobalStateThatImpactsTilePriority& state) {
   tiles_for_raster.clear();
 
   SetGlobalStateForTesting(state);
-  AssignGpuMemoryToTiles(&tiles_for_raster);
+  AssignGpuMemoryToTiles(&tiles_for_raster, std::numeric_limits<size_t>::max(),
+                         false);
 }
 
 bool FakeTileManager::HasBeenAssignedMemory(Tile* tile) {