Merge the IPCs used for GPU process synchronization.

content/browser/renderer_host/render_widget_host_view_gtk.cc

Index: content/browser/renderer_host/render_widget_host_view_gtk.cc
diff --git a/content/browser/renderer_host/render_widget_host_view_gtk.cc b/content/browser/renderer_host/render_widget_host_view_gtk.cc
index b1f21fe5c45abc9faf539870fe6f7153d287df11..56a52d5dba0da1e810b3e9707775242b515ceda8 100644
--- a/content/browser/renderer_host/render_widget_host_view_gtk.cc
+++ b/content/browser/renderer_host/render_widget_host_view_gtk.cc
@@ -1029,13 +1029,13 @@ void RenderWidgetHostViewGtk::CopyFromCompositingSurface(
 void RenderWidgetHostViewGtk::AcceleratedSurfaceBuffersSwapped(
     const GpuHostMsg_AcceleratedSurfaceBuffersSwapped_Params& params,
     int gpu_host_id) {
-  RenderWidgetHostImpl::AcknowledgeSwapBuffers(params.route_id, gpu_host_id);
+  RenderWidgetHostImpl::AcknowledgeBufferPresent(params.route_id, gpu_host_id);
 }
 
 void RenderWidgetHostViewGtk::AcceleratedSurfacePostSubBuffer(
     const GpuHostMsg_AcceleratedSurfacePostSubBuffer_Params& params,
     int gpu_host_id) {
-  RenderWidgetHostImpl::AcknowledgePostSubBuffer(params.route_id, gpu_host_id);
+  RenderWidgetHostImpl::AcknowledgeBufferPresent(params.route_id, gpu_host_id);
 }
 
 void RenderWidgetHostViewGtk::AcceleratedSurfaceSuspend() {