event-rewrite: Clean up how events are rewritten.

ash/shell.h

 // Copyright (c) 2012 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 ASH_SHELL_H_
 #define ASH_SHELL_H_
 
 #include <utility>
 #include <vector>
 
@@ skipping 309 matching lines @@
   }
   views::corewm::InputMethodEventFilter* input_method_filter() {
     return input_method_filter_.get();
   }
   views::corewm::CompoundEventFilter* env_filter() {
     return env_filter_.get();
   }
   views::corewm::TooltipController* tooltip_controller() {
     return tooltip_controller_.get();
   }
-  internal::EventRewriterEventFilter* event_rewriter_filter() {
-    return event_rewriter_filter_.get();
-  }
   internal::OverlayEventFilter* overlay_filter() {
     return overlay_filter_.get();
   }
   DesktopBackgroundController* desktop_background_controller() {
     return desktop_background_controller_.get();
   }
   PowerButtonController* power_button_controller() {
     return power_button_controller_.get();
   }
   LockStateController* lock_state_controller() {
@@ skipping 308 matching lines @@
   scoped_ptr<aura::client::UserActionClient> user_action_client_;
   aura::client::ActivationClient* activation_client_;
   scoped_ptr<internal::MouseCursorEventFilter> mouse_cursor_filter_;
   scoped_ptr<internal::ScreenPositionController> screen_position_controller_;
   scoped_ptr<internal::SystemModalContainerEventFilter> modality_filter_;
   scoped_ptr<internal::EventClientImpl> event_client_;
   scoped_ptr<internal::EventTransformationHandler>
       event_transformation_handler_;
   scoped_ptr<WindowTreeHostFactory> window_tree_host_factory_;
 
-  // An event filter that rewrites or drops an event.
-  scoped_ptr<internal::EventRewriterEventFilter> event_rewriter_filter_;
-
   // An event filter that pre-handles key events while the partial
   // screenshot UI or the keyboard overlay is active.
   scoped_ptr<internal::OverlayEventFilter> overlay_filter_;
 
   // An event filter for logging keyboard-related metrics.
   scoped_ptr<internal::KeyboardUMAEventFilter> keyboard_metrics_filter_;
 
   // An event filter which handles moving and resizing windows.
   scoped_ptr<ToplevelWindowEventHandler> toplevel_window_event_handler_;
 
@@ skipping 50 matching lines @@
 
   // Injected content::GPUDataManager support.
   scoped_ptr<GPUSupport> gpu_support_;
 
   DISALLOW_COPY_AND_ASSIGN(Shell);
 };
 
 }  // namespace ash
 
 #endif  // ASH_SHELL_H_