Refactoring the ownership of ui::InputMethod.

ui/aura/window_tree_host_x11.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 UI_AURA_WINDOW_TREE_HOST_X11_H_
 #define UI_AURA_WINDOW_TREE_HOST_X11_H_
 
 #include "base/memory/scoped_ptr.h"
 #include "ui/aura/aura_export.h"
 #include "ui/aura/window_tree_host.h"
@@ skipping 12 matching lines @@
 class MouseEvent;
 }
 
 namespace aura {
 
 namespace internal {
 class TouchEventCalibrate;
 }
 
 class AURA_EXPORT WindowTreeHostX11 : public WindowTreeHost,
-                                      public ui::EventSource,
                                       public ui::PlatformEventDispatcher {
 
  public:
   explicit WindowTreeHostX11(const gfx::Rect& bounds);
   ~WindowTreeHostX11() override;
 
   // ui::PlatformEventDispatcher:
   bool CanDispatchEvent(const ui::PlatformEvent& event) override;
   uint32_t DispatchEvent(const ui::PlatformEvent& event) override;
 
   // WindowTreeHost:
   ui::EventSource* GetEventSource() override;
   gfx::AcceleratedWidget GetAcceleratedWidget() override;
   void Show() override;
   void Hide() override;
   gfx::Rect GetBounds() const override;
   void SetBounds(const gfx::Rect& bounds) override;
   gfx::Point GetLocationOnNativeScreen() const override;
   void SetCapture() override;
   void ReleaseCapture() override;
   void SetCursorNative(gfx::NativeCursor cursor_type) override;
   void MoveCursorToNative(const gfx::Point& location) override;
   void OnCursorVisibilityChangedNative(bool show) override;
 
-  // ui::EventSource overrides.
-  ui::EventProcessor* GetEventProcessor() override;
-
  protected:
   // Called when X Configure Notify event is recevied.
   virtual void OnConfigureNotify();
 
   // Translates the native mouse location into screen coordinates and
   // dispatches the event via WindowEventDispatcher.
   virtual void TranslateAndDispatchLocatedEvent(ui::LocatedEvent* event);
 
   ::Window x_root_window() { return x_root_window_; }
   XDisplay* xdisplay() { return xdisplay_; }
@@ skipping 36 matching lines @@
 namespace test {
 
 // Set the default value of the override redirect flag used to
 // create a X window for WindowTreeHostX11.
 AURA_EXPORT void SetUseOverrideRedirectWindowByDefault(bool override_redirect);
 
 }  // namespace test
 }  // namespace aura
 
 #endif  // UI_AURA_WINDOW_TREE_HOST_X11_H_