Revert "Use MojoCompositorFrameSink in RendererCompositorFrameSink"

content/browser/frame_host/render_widget_host_view_guest.cc

Index: content/browser/frame_host/render_widget_host_view_guest.cc
diff --git a/content/browser/frame_host/render_widget_host_view_guest.cc b/content/browser/frame_host/render_widget_host_view_guest.cc
index fc720a7e09f1fbc141ce44bb2c8e9d606b533e34..30321c4f3312e8b62125a0493e7e35c6afd9313f 100644
--- a/content/browser/frame_host/render_widget_host_view_guest.cc
+++ b/content/browser/frame_host/render_widget_host_view_guest.cc
@@ -443,14 +443,6 @@ void RenderWidgetHostViewGuest::UnlockMouse() {
   return platform_view_->UnlockMouse();
 }
 
-void RenderWidgetHostViewGuest::DidCreateNewRendererCompositorFrameSink(
-    cc::mojom::MojoCompositorFrameSinkClient* renderer_compositor_frame_sink) {
-  RenderWidgetHostViewChildFrame::DidCreateNewRendererCompositorFrameSink(
-      renderer_compositor_frame_sink);
-  platform_view_->DidCreateNewRendererCompositorFrameSink(
-      renderer_compositor_frame_sink);
-}
-
 #if defined(OS_MACOSX)
 void RenderWidgetHostViewGuest::SetActive(bool active) {
   platform_view_->SetActive(active);