Mac Overlays: Wire up overlays on Mac

content/common/gpu/image_transport_surface_fbo_mac.mm

 // 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 "content/common/gpu/image_transport_surface_fbo_mac.h"
 
 #include "base/trace_event/trace_event.h"
 #include "content/common/gpu/gpu_messages.h"
 #include "content/common/gpu/image_transport_surface_calayer_mac.h"
 #include "content/common/gpu/image_transport_surface_iosurface_mac.h"
+#include "content/common/gpu/image_transport_surface_overlay_mac.h"
 #include "ui/base/cocoa/remote_layer_api.h"
 #include "ui/gfx/native_widget_types.h"
 #include "ui/gl/gl_context.h"
 #include "ui/gl/gl_implementation.h"
 #include "ui/gl/gl_surface_osmesa.h"
 
 namespace content {
 
 scoped_refptr<gfx::GLSurface> ImageTransportSurfaceCreateNativeSurface(
     GpuChannelManager* manager,
     GpuCommandBufferStub* stub,
     gfx::PluginWindowHandle handle) {
-  return new ImageTransportSurfaceFBO(manager, stub, handle);
+  if (ui::RemoteLayerAPISupported())
+    return new ImageTransportSurfaceOverlayMac(manager, stub, handle);
+  else
+    return new ImageTransportSurfaceFBO(manager, stub, handle);
 }
 
 ImageTransportSurfaceFBO::ImageTransportSurfaceFBO(
     GpuChannelManager* manager,
     GpuCommandBufferStub* stub,
     gfx::PluginWindowHandle handle)
     : backbuffer_suggested_allocation_(true),
       frontbuffer_suggested_allocation_(true),
       fbo_id_(0),
       texture_id_(0),
@@ skipping 391 matching lines @@
   }
 
   has_complete_framebuffer_ = true;
   storage_provider_->FrameSizeChanged(pixel_size_, scale_factor_);
 
   glBindTexture(texture_target, previous_texture_id);
   // The FBO remains bound for this GL context.
 }
 
 }  // namespace content