native_viewport support for ozone

Switches ozone_platform_gbm to surfaceless, so that
initializing graphics doesn't require a gbm device in
GbmSurfaceFactory::GetNativeDisplay.

R=jamesr@chromium.org

Review URL: https://codereview.chromium.org/1309273005 .
diff --git a/services/native_viewport/app_delegate.h b/services/native_viewport/app_delegate.h
new file mode 100644
index 0000000..9433dc0
--- /dev/null
+++ b/services/native_viewport/app_delegate.h
@@ -0,0 +1,65 @@
+// 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.
+
+#ifndef SERVICES_NATIVE_VIEWPORT_APP_DELEGATE_H_
+#define SERVICES_NATIVE_VIEWPORT_APP_DELEGATE_H_
+
+#include <algorithm>
+
+#include "base/bind.h"
+#include "base/command_line.h"
+#include "base/macros.h"
+#include "base/message_loop/message_loop.h"
+#include "mojo/application/application_runner_chromium.h"
+#include "mojo/common/tracing_impl.h"
+#include "mojo/public/c/system/main.h"
+#include "mojo/public/cpp/application/application_delegate.h"
+#include "mojo/public/cpp/application/application_impl.h"
+#include "mojo/public/cpp/application/interface_factory_impl.h"
+#include "mojo/services/native_viewport/public/cpp/args.h"
+#include "services/gles2/gpu_impl.h"
+#include "services/native_viewport/native_viewport_impl.h"
+#include "ui/events/event_switches.h"
+#include "ui/gl/gl_surface.h"
+
+using mojo::ApplicationConnection;
+using mojo::Gpu;
+using mojo::NativeViewport;
+
+namespace native_viewport {
+
+class NativeViewportAppDelegate : public mojo::ApplicationDelegate,
+                                  public mojo::InterfaceFactory<NativeViewport>,
+                                  public mojo::InterfaceFactory<Gpu> {
+ public:
+  NativeViewportAppDelegate();
+  ~NativeViewportAppDelegate() override;
+
+  // mojo::ApplicationDelegate implementation.
+  void Initialize(mojo::ApplicationImpl* application) override;
+
+  bool ConfigureIncomingConnection(ApplicationConnection* connection) override;
+
+  // mojo::InterfaceFactory<NativeViewport> implementation.
+  void Create(ApplicationConnection* connection,
+              mojo::InterfaceRequest<NativeViewport> request) override;
+
+  // mojo::InterfaceFactory<Gpu> implementation.
+  void Create(ApplicationConnection* connection,
+              mojo::InterfaceRequest<Gpu> request) override;
+
+ private:
+  void InitLogging(mojo::ApplicationImpl* application);
+
+  mojo::ApplicationImpl* application_;
+  scoped_refptr<gles2::GpuState> gpu_state_;
+  bool is_headless_;
+  mojo::TracingImpl tracing_;
+
+  DISALLOW_COPY_AND_ASSIGN(NativeViewportAppDelegate);
+};
+
+}  // namespace native_viewport
+
+#endif