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

cc/test/layer_tree_test.h

Index: cc/test/layer_tree_test.h
diff --git a/cc/test/layer_tree_test.h b/cc/test/layer_tree_test.h
index 0f7aec35b9299ff181f82916e449a23c5ec22563..7bec83cafd80825d544ef6f79daf0988bf8e933e 100644
--- a/cc/test/layer_tree_test.h
+++ b/cc/test/layer_tree_test.h
@@ -5,6 +5,9 @@
 #ifndef CC_TEST_LAYER_TREE_TEST_H_
 #define CC_TEST_LAYER_TREE_TEST_H_
 
+#include <utility>
+#include <vector>
+
 #include "base/memory/ref_counted.h"
 #include "base/threading/thread.h"
 #include "cc/animation/animation_delegate.h"
@@ -62,6 +65,9 @@ class TestHooks : public AnimationDelegate {
                                    float scale,
                                    float top_controls_delta) {}
   virtual void BeginMainFrame(const BeginFrameArgs& args) {}
+  virtual void RecordCompositeTiming(
+      int64_t rect_id,
+      const std::vector<std::pair<int, base::TimeTicks> >& composites) {}
   virtual void WillBeginMainFrame() {}
   virtual void DidBeginMainFrame() {}
   virtual void Layout() {}