[WIP] Make content_shell run under Wayland

ui/ozone/platform/wayland/ozone_platform_wayland.cc

 // 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.
 
 #include "ui/ozone/platform/wayland/ozone_platform_wayland.h"
 
 #include "base/memory/ptr_util.h"
 #include "ui/ozone/common/native_display_delegate_ozone.h"
 #include "ui/ozone/common/stub_overlay_manager.h"
 #include "ui/ozone/platform/wayland/wayland_connection.h"
 #include "ui/ozone/platform/wayland/wayland_surface_factory.h"
 #include "ui/ozone/platform/wayland/wayland_window.h"
 #include "ui/ozone/public/cursor_factory_ozone.h"
 #include "ui/ozone/public/gpu_platform_support_host.h"
 #include "ui/ozone/public/input_controller.h"
 #include "ui/ozone/public/ozone_platform.h"
+#include "ui/ozone/public/ozone_platform_screen_delegate.h"
 #include "ui/ozone/public/system_input_injector.h"
 
 namespace ui {
 
 namespace {
 
 class OzonePlatformWayland : public OzonePlatform {
  public:
   OzonePlatformWayland() {}
   ~OzonePlatformWayland() override {}
@@ skipping 69 matching lines @@
       // TODO(fwang): Separate processes can not share a Wayland connection
       // and so the current implementations of GLOzoneEGLWayland and
       // WaylandCanvasSurface may only work when UI and GPU live in the same
       // process. GetSurfaceFactoryOzone() must be non-null so a dummy instance
       // of WaylandSurfaceFactory is needed to make the GPU initialization
       // gracefully fail.
       surface_factory_.reset(new WaylandSurfaceFactory(nullptr));
     }
   }
 
+  void SetScreenOutputObserver(
+      OzonePlatformScreenDelegate* screenDelegate) override {
+    connection_->SetOutputObserver(screenDelegate);
+  }
+
  private:
   std::unique_ptr<WaylandConnection> connection_;
   std::unique_ptr<WaylandSurfaceFactory> surface_factory_;
   std::unique_ptr<CursorFactoryOzone> cursor_factory_;
   std::unique_ptr<StubOverlayManager> overlay_manager_;
   std::unique_ptr<InputController> input_controller_;
   std::unique_ptr<GpuPlatformSupportHost> gpu_platform_support_host_;
 
   DISALLOW_COPY_AND_ASSIGN(OzonePlatformWayland);
 };
 
 }  // namespace
 
 OzonePlatform* CreateOzonePlatformWayland() {
   return new OzonePlatformWayland;
 }
 
 }  // namespace ui