Implement TextureImageTransportSurface using texture mailbox

content/browser/renderer_host/render_widget_host_impl.cc

Index: content/browser/renderer_host/render_widget_host_impl.cc
diff --git a/content/browser/renderer_host/render_widget_host_impl.cc b/content/browser/renderer_host/render_widget_host_impl.cc
index 75b6a022ab3410f3a364dae00222bcfad2decd32..77ffa964b759d9501264ca694d9d9983bd4c57a4 100644
--- a/content/browser/renderer_host/render_widget_host_impl.cc
+++ b/content/browser/renderer_host/render_widget_host_impl.cc
@@ -2140,21 +2140,6 @@ void RenderWidgetHostImpl::AcknowledgeSwapBuffersToRenderer() {
     Send(new ViewMsg_SwapBuffers_ACK(routing_id_));
 }
 
-#if defined(USE_AURA)
-// static
-void RenderWidgetHostImpl::SendFrontSurfaceIsProtected(
-    bool is_protected,
-    uint32 protection_state_id,
-    int32 route_id,
-    int gpu_host_id) {
-  GpuProcessHostUIShim* ui_shim = GpuProcessHostUIShim::FromID(gpu_host_id);
-  if (ui_shim) {
-    ui_shim->Send(new AcceleratedSurfaceMsg_SetFrontSurfaceIsProtected(
-        route_id, is_protected, protection_state_id));
-  }
-}
-#endif
-
 void RenderWidgetHostImpl::DelayedAutoResized() {
   gfx::Size new_size = new_auto_size_;
   // Clear the new_auto_size_ since the empty value is used as a flag to