[Ozone-GBM] Add basic support for display configuration over IPC

ui/ozone/platform/dri/ozone_platform_gbm.cc

 // Copyright 2014 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/dri/ozone_platform_gbm.h"
 
 #include <dlfcn.h>
 #include <gbm.h>
 #include <stdlib.h>
 
 #include "base/at_exit.h"
 #include "ui/events/ozone/device/device_manager.h"
 #include "ui/events/ozone/evdev/event_factory_evdev.h"
 #include "ui/ozone/ozone_platform.h"
 #include "ui/ozone/platform/dri/cursor_factory_evdev_dri.h"
 #include "ui/ozone/platform/dri/dri_wrapper.h"
 #include "ui/ozone/platform/dri/gbm_surface.h"
 #include "ui/ozone/platform/dri/gbm_surface_factory.h"
 #include "ui/ozone/platform/dri/gpu_platform_support_gbm.h"
 #include "ui/ozone/platform/dri/gpu_platform_support_host_gbm.h"
 #include "ui/ozone/platform/dri/scanout_surface.h"
 #include "ui/ozone/platform/dri/screen_manager.h"
 #include "ui/ozone/platform/dri/virtual_terminal_manager.h"
 #include "ui/ozone/public/cursor_factory_ozone.h"
 #include "ui/ozone/public/gpu_platform_support.h"
 #include "ui/ozone/public/gpu_platform_support_host.h"
 
 #if defined(OS_CHROMEOS)
-#include "ui/ozone/common/chromeos/native_display_delegate_ozone.h"
 #include "ui/ozone/common/chromeos/touchscreen_device_manager_ozone.h"
+#include "ui/ozone/platform/dri/chromeos/display_message_handler.h"
+#include "ui/ozone/platform/dri/chromeos/native_display_delegate_dri.h"
+#include "ui/ozone/platform/dri/chromeos/native_display_delegate_proxy.h"
 #endif
 
 namespace ui {
 
 namespace {
 
 const char kDefaultGraphicsCardPath[] = "/dev/dri/card0";
 
 class GbmSurfaceGenerator : public ScanoutSurfaceGenerator {
  public:
@@ skipping 44 matching lines @@
   }
   virtual GpuPlatformSupport* GetGpuPlatformSupport() OVERRIDE {
     return gpu_platform_support_.get();
   }
   virtual GpuPlatformSupportHost* GetGpuPlatformSupportHost() OVERRIDE {
     return gpu_platform_support_host_.get();
   }
 #if defined(OS_CHROMEOS)
   virtual scoped_ptr<NativeDisplayDelegate> CreateNativeDisplayDelegate()
       OVERRIDE {
-    return scoped_ptr<NativeDisplayDelegate>(new NativeDisplayDelegateOzone());
+    return scoped_ptr<NativeDisplayDelegate>(new NativeDisplayDelegateProxy(
+        gpu_platform_support_host_.get(), device_manager_.get()));
   }
   virtual scoped_ptr<TouchscreenDeviceManager>
       CreateTouchscreenDeviceManager() OVERRIDE {
     return scoped_ptr<TouchscreenDeviceManager>(
         new TouchscreenDeviceManagerOzone());
   }
 #endif
   virtual void InitializeUI() OVERRIDE {
     vt_manager_.reset(new VirtualTerminalManager());
     // Needed since the browser process creates the accelerated widgets and that
@@ skipping 15 matching lines @@
                                             surface_generator_.get()));
     if (!surface_factory_ozone_)
       surface_factory_ozone_.reset(new GbmSurfaceFactory());
 
     surface_factory_ozone_->InitializeGpu(dri_.get(),
                                           surface_generator_->device(),
                                           screen_manager_.get());
 
     gpu_platform_support_.reset(
         new GpuPlatformSupportGbm(surface_factory_ozone_.get()));
+#if defined(OS_CHROMEOS)
+    gpu_platform_support_->AddHandler(scoped_ptr<GpuPlatformSupport>(
+        new DisplayMessageHandler(
+            scoped_ptr<NativeDisplayDelegateDri>(new NativeDisplayDelegateDri(
+                dri_.get(),
+                screen_manager_.get(),
+                NULL)))));
+#endif
   }
 
  private:
   scoped_ptr<VirtualTerminalManager> vt_manager_;
   scoped_ptr<DriWrapper> dri_;
   scoped_ptr<GbmSurfaceGenerator> surface_generator_;
   scoped_ptr<ScreenManager> screen_manager_;
   scoped_ptr<DeviceManager> device_manager_;
 
   scoped_ptr<GbmSurfaceFactory> surface_factory_ozone_;
   scoped_ptr<CursorFactoryEvdevDri> cursor_factory_ozone_;
   scoped_ptr<EventFactoryEvdev> event_factory_ozone_;
 
   scoped_ptr<GpuPlatformSupportGbm> gpu_platform_support_;
   scoped_ptr<GpuPlatformSupportHostGbm> gpu_platform_support_host_;
 
   DISALLOW_COPY_AND_ASSIGN(OzonePlatformGbm);
 };
 
 }  // namespace
 
 OzonePlatform* CreateOzonePlatformGbm() { return new OzonePlatformGbm; }
 
 }  // namespace ui