MacViews: Fix scrolling when clicking on the views::ScrollView scroll track

ui/views/repeat_controller.h

 // Copyright (c) 2011 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 UI_VIEWS_REPEAT_CONTROLLER_H_
 #define UI_VIEWS_REPEAT_CONTROLLER_H_
 
 #include "base/callback.h"
 #include "base/macros.h"
 #include "base/timer/timer.h"
@@ skipping 15 matching lines @@
   // The RepeatController takes ownership of this callback object.
   explicit RepeatController(const base::Closure& callback);
   virtual ~RepeatController();
 
   // Start repeating.
   void Start();
 
   // Stop repeating.
   void Stop();
 
+  const base::OneShotTimer& timer_for_testing() const { return timer_; }
+
  private:
   // Called when the timer expires.
   void Run();
 
   // The current timer.
   base::OneShotTimer timer_;
 
   base::Closure callback_;
 
   DISALLOW_COPY_AND_ASSIGN(RepeatController);
 };
 
 }  // namespace views
 
 #endif  // UI_VIEWS_REPEAT_CONTROLLER_H_