[not for review] Add Draw entries to window Performance Timeline

cc/layers/layer_impl.h

Index: cc/layers/layer_impl.h
diff --git a/cc/layers/layer_impl.h b/cc/layers/layer_impl.h
index 65143ab514c386de3cc217c8f73cbd467dfab298..59050e2da81d2db799a38b49344164a881a5d635 100644
--- a/cc/layers/layer_impl.h
+++ b/cc/layers/layer_impl.h
@@ -7,6 +7,8 @@
 
 #include <set>
 #include <string>
+#include <utility>
+#include <vector>
 
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
@@ -26,6 +28,7 @@
 #include "cc/output/filter_operations.h"
 #include "cc/quads/shared_quad_state.h"
 #include "cc/resources/resource_provider.h"
+#include "cc/trees/layer_tree_host_common.h"
 #include "skia/ext/refptr.h"
 #include "third_party/skia/include/core/SkColor.h"
 #include "third_party/skia/include/core/SkImageFilter.h"
@@ -444,6 +447,13 @@ class CC_EXPORT LayerImpl : public LayerAnimationValueObserver,
     return touch_event_handler_region_;
   }
 
+  void SetSmoothnessTimingRequests(const SmoothnessTimingRequestsType& rects) {
+    smoothness_timing_requests_ = rects;
+  }
+  const SmoothnessTimingRequestsType& smoothness_timing_requests() const {
+    return smoothness_timing_requests_;
+  }
+
   void SetDrawCheckerboardForMissingTiles(bool checkerboard) {
     draw_checkerboard_for_missing_tiles_ = checkerboard;
   }
@@ -639,6 +649,7 @@ class CC_EXPORT LayerImpl : public LayerAnimationValueObserver,
   bool is_container_for_fixed_position_layers_ : 1;
   Region non_fast_scrollable_region_;
   Region touch_event_handler_region_;
+  SmoothnessTimingRequestsType smoothness_timing_requests_;
   SkColor background_color_;
 
   float opacity_;