Notify Blink about start of gesture scroll through a queued event.

components/test_runner/event_sender.h

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef COMPONENTS_TEST_RUNNER_EVENT_SENDER_H_
 #define COMPONENTS_TEST_RUNNER_EVENT_SENDER_H_
 
 #include <stdint.h>
 
 #include <queue>
@@ skipping 107 matching lines @@
   void GestureFlingStart(float x,
                          float y,
                          float velocity_x,
                          float velocity_y,
                          gin::Arguments* args);
   bool IsFlinging() const;
   void GestureScrollFirstPoint(int x, int y);
 
   void TouchStart();
   void TouchMove();
-  void TouchMoveCausingScrollIfUncanceled();
   void TouchCancel();
   void TouchEnd();
 
+  void NotifyStartOfImplScroll();
+  void NotifyEndOfImplScroll();
+
   void LeapForward(int milliseconds);
 
   void BeginDragWithFiles(const std::vector<std::string>& files);
 
   void AddTouchPoint(float x, float y, gin::Arguments* args);
 
   void MouseDragBegin();
   void MouseDragEnd();
 
   void GestureScrollBegin(gin::Arguments* args);
@@ skipping 155 matching lines @@
   double last_event_timestamp_;
 
   base::WeakPtrFactory<EventSender> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(EventSender);
 };
 
 }  // namespace test_runner
 
 #endif  // COMPONENTS_TEST_RUNNER_EVENT_SENDER_H_