cc: add rasterize time to continuous painting graph data in impl-side-painting

cc/tile_manager.cc

Index: cc/tile_manager.cc
diff --git a/cc/tile_manager.cc b/cc/tile_manager.cc
index 16d82d46a8a885052d1549bf4749c73e9d1e50f9..04e7be403a13016081dad6883f861d308a9ad605 100644
--- a/cc/tile_manager.cc
+++ b/cc/tile_manager.cc
@@ -696,6 +696,9 @@ void TileManager::DispatchOneRasterTask(scoped_refptr<Tile> tile) {
   scoped_ptr<ResourcePool::Resource> resource = PrepareTileForRaster(tile);
   ResourceProvider::ResourceId resource_id = resource->id();
 
+  bool is_pending_now_bin =
+      tile->managed_state().tree_bin[PENDING_TREE] == NOW_BIN;
+
   raster_worker_pool_->PostRasterTaskAndReply(
       tile->picture_pile(),
       base::Bind(&TileManager::PerformRaster,
@@ -703,7 +706,8 @@ void TileManager::DispatchOneRasterTask(scoped_refptr<Tile> tile) {
                      resource_id),
                  tile->content_rect_,
                  tile->contents_scale(),
-                 use_cheapness_estimator_),
+                 use_cheapness_estimator_,
+                 is_pending_now_bin),
       base::Bind(&TileManager::OnRasterTaskCompleted,
                  base::Unretained(this),
                  tile,
@@ -715,11 +719,15 @@ void TileManager::PerformOneRaster(Tile* tile) {
   scoped_ptr<ResourcePool::Resource> resource = PrepareTileForRaster(tile);
   ResourceProvider::ResourceId resource_id = resource->id();
 
+  bool is_pending_now_bin =
+      tile->managed_state().tree_bin[PENDING_TREE] == NOW_BIN;
+
   PerformRaster(resource_pool_->resource_provider()->mapPixelBuffer(
                     resource_id),
                 tile->content_rect_,
                 tile->contents_scale(),
                 use_cheapness_estimator_,
+                is_pending_now_bin,
                 tile->picture_pile(),
                 &rendering_stats_);
 
@@ -825,6 +833,7 @@ void TileManager::PerformRaster(uint8* buffer,
                                 const gfx::Rect& rect,
                                 float contents_scale,
                                 bool use_cheapness_estimator,
+                                bool is_pending_now_bin,
                                 PicturePileImpl* picture_pile,
                                 RenderingStats* stats) {
   TRACE_EVENT0("cc", "TileManager::PerformRaster");
@@ -861,6 +870,9 @@ void TileManager::PerformRaster(uint8* buffer,
       bool is_actually_cheap = duration.InMillisecondsF() <= 1.0f;
       RecordCheapnessPredictorResults(is_predicted_cheap, is_actually_cheap);
     }
+
+    if (is_pending_now_bin)
+      stats->totalRasterizeTimeForNowBinsOnPendingTree += duration;
   }
 }