ozone/platform/wayland: Drop WaylandWindow::GetWidget()

ui/ozone/platform/wayland/wayland_display.h

 // Copyright 2016 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_OZONE_PLATFORM_WAYLAND_WAYLAND_DISPLAY_H_
 #define UI_OZONE_PLATFORM_WAYLAND_WAYLAND_DISPLAY_H_
 
 #include <map>
 
 #include "base/message_loop/message_pump_libevent.h"
@@ skipping 15 matching lines @@
 
   // Flushes the Wayland connection.
   void Flush();
 
   wl_display* display() { return display_.get(); }
   wl_compositor* compositor() { return compositor_.get(); }
   wl_shm* shm() { return shm_.get(); }
   xdg_shell* shell() { return shell_.get(); }
 
   WaylandWindow* GetWindow(gfx::AcceleratedWidget widget);
-  void AddWindow(WaylandWindow* window);
-  void RemoveWindow(WaylandWindow* window);
+  void AddWindow(gfx::AcceleratedWidget widget, WaylandWindow* window);
+  void RemoveWindow(gfx::AcceleratedWidget widget);
 
  private:
   // PlatformEventSource
   void OnDispatcherListChanged() override;
 
   // base::MessagePumpLibevent::Watcher
   void OnFileCanReadWithoutBlocking(int fd) override;
   void OnFileCanWriteWithoutBlocking(int fd) override;
 
   // wl_registry_listener
@@ skipping 17 matching lines @@
 
   bool watching_ = false;
   base::MessagePumpLibevent::FileDescriptorWatcher controller_;
 
   DISALLOW_COPY_AND_ASSIGN(WaylandDisplay);
 };
 
 }  // namespace ui
 
 #endif  // UI_OZONE_PLATFORM_WAYLAND_WAYLAND_DISPLAY_H_