cc: Switch RenderingStats collection in Layer::Update() to RenderingStatsInstrumentation

cc/layers/picture_layer.cc

Index: cc/layers/picture_layer.cc
diff --git a/cc/layers/picture_layer.cc b/cc/layers/picture_layer.cc
index 2ae8255f626ded9b406eb8a562bc1e7e778b435e..3e068b143b93eeff2fa4584b706b58772ec3dcd4 100644
--- a/cc/layers/picture_layer.cc
+++ b/cc/layers/picture_layer.cc
@@ -68,8 +68,7 @@ void PictureLayer::SetNeedsDisplayRect(const gfx::RectF& layer_rect) {
 }
 
 void PictureLayer::Update(ResourceUpdateQueue*,
-                          const OcclusionTracker*,
-                          RenderingStats* stats) {
+                          const OcclusionTracker*) {
   // Do not early-out of this function so that PicturePile::Update has a chance
   // to record pictures due to changing visibility of this layer.
 
@@ -87,7 +86,7 @@ void PictureLayer::Update(ResourceUpdateQueue*,
                 background_color(),
                 pile_invalidation_,
                 visible_layer_rect,
-                stats);
+                rendering_stats_instrumentation());
 }
 
 void PictureLayer::SetIsMask(bool is_mask) {