cc: Added features for more accurate raster benchmark

- Added debug switch to rasterize only visible tiles
- Tagged all tiles and raster tasks with their source frame number

BUG=226489

Review URL: https://chromiumcodereview.appspot.com/14975007

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@200736 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 5 insertions, 1 deletions

diff --git a/cc/resources/tile.h b/cc/resources/tile.h
index f68fdf1..fa75bb0 100644
--- a/cc/resources/tile.h
+++ b/cc/resources/tile.h
@@ -28,7 +28,8 @@ class CC_EXPORT Tile : public base::RefCounted<Tile> {
        gfx::Rect content_rect,
        gfx::Rect opaque_rect,
        float contents_scale,
-       int layer_id);
+       int layer_id,
+       int source_frame_number);
 
   PicturePileImpl* picture_pile() {
     return picture_pile_.get();
@@ -64,6 +65,8 @@ class CC_EXPORT Tile : public base::RefCounted<Tile> {
 
   int layer_id() const { return layer_id_; }
 
+  int source_frame_number() const { return source_frame_number_; }
+
   void set_picture_pile(scoped_refptr<PicturePileImpl> pile) {
     DCHECK(pile->CanRaster(contents_scale_, content_rect_));
     picture_pile_ = pile;
@@ -99,6 +102,7 @@ class CC_EXPORT Tile : public base::RefCounted<Tile> {
   TilePriority priority_[NUM_BIN_PRIORITIES];
   ManagedTileState managed_state_;
   int layer_id_;
+  int source_frame_number_;
 
   DISALLOW_COPY_AND_ASSIGN(Tile);
 };