Fixing flaky overscroll and touch exploration mode browser tests.

ui/aura/window_event_dispatcher.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 UI_AURA_WINDOW_EVENT_DISPATCHER_H_
 #define UI_AURA_WINDOW_EVENT_DISPATCHER_H_
 
 #include <vector>
 
 #include "base/basictypes.h"
@@ skipping 28 matching lines @@
 class MouseEvent;
 class ScrollEvent;
 class TouchEvent;
 }
 
 namespace aura {
 class TestScreen;
 class WindowTargeter;
 class WindowTreeHost;
 
+namespace test {
+class WindowEventDispatcherTestApi;
+}
+
 // WindowEventDispatcher orchestrates event dispatch within a window tree
 // owned by WindowTreeHost. WTH also owns the WED.
 // TODO(beng): In progress, remove functionality not directly related to
 //             event dispatch.
 class AURA_EXPORT WindowEventDispatcher : public ui::EventProcessor,
                                           public ui::GestureEventHelper,
                                           public client::CaptureDelegate,
                                           public WindowObserver,
                                           public EnvObserver {
  public:
@@ skipping 52 matching lines @@
   //             hierarchy is still intact). This didn't seem worth adding a
   //             generic notification for as only this class needs to implement
   //             it. I would however like to find a way to do this via an
   //             observer.
   void OnPostNotifiedWindowDestroying(Window* window);
 
  private:
   FRIEND_TEST_ALL_PREFIXES(WindowEventDispatcherTest,
                            KeepTranslatedEventInRoot);
 
+  friend class test::WindowEventDispatcherTestApi;
   friend class Window;
   friend class TestScreen;
 
   // The parameter for OnWindowHidden() to specify why window is hidden.
   enum WindowHiddenReason {
     WINDOW_DESTROYED,  // Window is destroyed.
     WINDOW_HIDDEN,     // Window is hidden.
     WINDOW_MOVING,     // Window is temporarily marked as hidden due to move
                        // across root windows.
   };
@@ skipping 125 matching lines @@
 
   // Used to schedule DispatchHeldEvents() when |move_hold_count_| goes to 0.
   base::WeakPtrFactory<WindowEventDispatcher> held_event_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(WindowEventDispatcher);
 };
 
 }  // namespace aura
 
 #endif  // UI_AURA_WINDOW_EVENT_DISPATCHER_H_