ozone: ClientPixmapManager passes VGEM fd from browser to renderer.

ui/ozone/platform/cast/ozone_platform_cast.cc

 // Copyright 2015 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/cast/ozone_platform_cast.h"
 
 #include "base/command_line.h"
 #include "chromecast/public/cast_egl_platform.h"
 #include "chromecast/public/cast_egl_platform_shlib.h"
 #include "ui/ozone/common/native_display_delegate_ozone.h"
@@ skipping 49 matching lines @@
   }
   scoped_ptr<PlatformWindow> CreatePlatformWindow(
       PlatformWindowDelegate* delegate,
       const gfx::Rect& bounds) override {
     return make_scoped_ptr<PlatformWindow>(
         new PlatformWindowCast(delegate, bounds));
   }
   scoped_ptr<NativeDisplayDelegate> CreateNativeDisplayDelegate() override {
     return make_scoped_ptr(new NativeDisplayDelegateOzone());
   }
+  base::ScopedFD OpenClientNativePixmapDevice() const override {
+    return base::ScopedFD();
+  }
 
   void InitializeUI() override {
     overlay_manager_.reset(new OverlayManagerCast());
     cursor_factory_.reset(new CursorFactoryOzone());
     input_controller_ = CreateStubInputController();
     gpu_platform_support_host_.reset(CreateStubGpuPlatformSupportHost());
   }
   void InitializeGPU() override {
     surface_factory_.reset(new SurfaceFactoryCast(egl_platform_.Pass()));
     gpu_platform_support_.reset(
@@ skipping 16 matching lines @@
 
 OzonePlatform* CreateOzonePlatformCast() {
   const std::vector<std::string>& argv =
       base::CommandLine::ForCurrentProcess()->argv();
   scoped_ptr<chromecast::CastEglPlatform> platform(
       chromecast::CastEglPlatformShlib::Create(argv));
   return new OzonePlatformCast(platform.Pass());
 }
 
 }  // namespace ui