ozone/platform/wayland: Add support for wl_output_interface

ui/ozone/platform/wayland/wayland_connection.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_CONNECTION_H_
 #define UI_OZONE_PLATFORM_WAYLAND_WAYLAND_CONNECTION_H_
 
 #include <map>
 
 #include "base/message_loop/message_pump_libevent.h"
 #include "ui/events/platform/platform_event_source.h"
 #include "ui/gfx/native_widget_types.h"
 #include "ui/ozone/platform/wayland/wayland_object.h"
+#include "ui/ozone/platform/wayland/wayland_output.h"
 #include "ui/ozone/platform/wayland/wayland_pointer.h"
 
 namespace ui {
 
 class WaylandWindow;
 
 class WaylandConnection : public PlatformEventSource,
                           public base::MessagePumpLibevent::Watcher {
  public:
   WaylandConnection();
   ~WaylandConnection() override;
 
   bool Initialize();
   bool StartProcessingEvents();
 
   // Schedules a flush of the Wayland connection.
   void ScheduleFlush();
 
   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(gfx::AcceleratedWidget widget, WaylandWindow* window);
   void RemoveWindow(gfx::AcceleratedWidget widget);
 
+  const std::vector<std::unique_ptr<WaylandOutput>>& GetOutputList() const;
+  WaylandOutput* PrimaryOutput() const;
+
  private:
   void Flush();
   void DispatchUiEvent(Event* event);
 
   // PlatformEventSource
   void OnDispatcherListChanged() override;
 
   // base::MessagePumpLibevent::Watcher
   void OnFileCanReadWithoutBlocking(int fd) override;
   void OnFileCanWriteWithoutBlocking(int fd) override;
@@ skipping 21 matching lines @@
   wl::Object<wl_seat> seat_;
   wl::Object<wl_shm> shm_;
   wl::Object<xdg_shell> shell_;
 
   std::unique_ptr<WaylandPointer> pointer_;
 
   bool scheduled_flush_ = false;
   bool watching_ = false;
   base::MessagePumpLibevent::FileDescriptorWatcher controller_;
 
+  std::vector<std::unique_ptr<WaylandOutput>> output_list_;
+
   DISALLOW_COPY_AND_ASSIGN(WaylandConnection);
 };
 
 }  // namespace ui
 
 #endif  // UI_OZONE_PLATFORM_WAYLAND_WAYLAND_CONNECTION_H_