Revert 171569 as it broke some browser_tests on win_aura.

content/browser/renderer_host/render_widget_host_impl.cc

Index: content/browser/renderer_host/render_widget_host_impl.cc
===================================================================
--- content/browser/renderer_host/render_widget_host_impl.cc	(revision 171661)
+++ content/browser/renderer_host/render_widget_host_impl.cc	(working copy)
@@ -1530,7 +1530,7 @@
   if (!view_) {
     RenderWidgetHostImpl::AcknowledgeBufferPresent(route_id,
                                                    gpu_process_host_id,
-                                                   surface_handle,
+                                                   false,
                                                    0);
     return;
   }
@@ -2310,11 +2310,11 @@
 
 // static
 void RenderWidgetHostImpl::AcknowledgeBufferPresent(
-    int32 route_id, int gpu_host_id, uint64 surface_handle, uint32 sync_point) {
+    int32 route_id, int gpu_host_id, bool presented, uint32 sync_point) {
   GpuProcessHostUIShim* ui_shim = GpuProcessHostUIShim::FromID(gpu_host_id);
   if (ui_shim)
     ui_shim->Send(new AcceleratedSurfaceMsg_BufferPresented(route_id,
-                                                            surface_handle,
+                                                            presented,
                                                             sync_point));
 }
 
@@ -2337,6 +2337,18 @@
 #endif
 }
 
+// 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() {