mash: Remove ash::ShelfGestureHandler and ui::ET_GESTURE_WIN8_EDGE_SWIPE

ui/events/test/event_generator.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_EVENTS_TEST_EVENT_GENERATOR_H_
 #define UI_EVENTS_TEST_EVENT_GENERATOR_H_
 
 #include <list>
 #include <memory>
 #include <vector>
@@ skipping 236 matching lines @@
   }
 
   void PressMoveAndReleaseTouchBy(int x, int y) {
     PressMoveAndReleaseTouchTo(current_location_ + gfx::Vector2d(x, y));
   }
 
   // Generates press, move and release events to move touch
   // to the center of the window.
   void PressMoveAndReleaseTouchToCenterOf(EventTarget* window);
 
-  // Generates and dispatches a Win8 edge-swipe event (swipe up from bottom or
-  // swipe down from top).  Note that it is not possible to distinguish between
-  // the two edges with this event.
-  void GestureEdgeSwipe();
-
   // Generates and dispatches touch-events required to generate a TAP gesture.
   // Note that this can generate a number of other gesture events at the same
   // time (e.g. GESTURE_BEGIN, TAP_DOWN, END).
   void GestureTapAt(const gfx::Point& point);
 
   // Generates press and release touch-events to generate a TAP_DOWN event, but
   // without generating any scroll or tap events. This can also generate a few
   // other gesture events (e.g. GESTURE_BEGIN, END).
   void GestureTapDownAndUp(const gfx::Point& point);
 
@@ skipping 129 matching lines @@
   bool targeting_application_;
   std::unique_ptr<base::TickClock> tick_clock_;
 
   DISALLOW_COPY_AND_ASSIGN(EventGenerator);
 };
 
 }  // namespace test
 }  // namespace ui
 
 #endif  // UI_EVENTS_TEST_EVENT_GENERATOR_H_