gfx: Add FrameTime and DisplayTime classes

cc/input/top_controls_manager.h

Index: cc/input/top_controls_manager.h
diff --git a/cc/input/top_controls_manager.h b/cc/input/top_controls_manager.h
index 9bc3040d31a0bc746fe842af07f62e598ba135b0..288e99ec253e7c885ef341b0ddb3ac8c118f3da2 100644
--- a/cc/input/top_controls_manager.h
+++ b/cc/input/top_controls_manager.h
@@ -9,13 +9,10 @@
 #include "base/memory/weak_ptr.h"
 #include "cc/input/top_controls_state.h"
 #include "cc/layers/layer_impl.h"
+#include "ui/gfx/frame_time.h"
 #include "ui/gfx/size.h"
 #include "ui/gfx/vector2d_f.h"
 
-namespace base {
-class TimeTicks;
-}
-
 namespace cc {
 
 class KeyframedFloatAnimationCurve;
@@ -56,7 +53,7 @@ class CC_EXPORT TopControlsManager
   gfx::Vector2dF ScrollBy(const gfx::Vector2dF pending_delta);
   void ScrollEnd();
 
-  gfx::Vector2dF Animate(base::TimeTicks monotonic_time);
+  gfx::Vector2dF Animate(gfx::FrameTime monotonic_time);
 
  protected:
   TopControlsManager(TopControlsManagerClient* client,
@@ -69,7 +66,7 @@ class CC_EXPORT TopControlsManager
   void ResetAnimations();
   void SetupAnimation(AnimationDirection direction);
   void StartAnimationIfNecessary();
-  bool IsAnimationCompleteAtTime(base::TimeTicks time);
+  bool IsAnimationCompleteAtTime(gfx::FrameTime time);
 
   TopControlsManagerClient* client_;  // The client manages the lifecycle of
                                       // this.