Move download messages from Renderer to Frame filter.

content/browser/frame_host/render_frame_host_impl.cc

Index: content/browser/frame_host/render_frame_host_impl.cc
diff --git a/content/browser/frame_host/render_frame_host_impl.cc b/content/browser/frame_host/render_frame_host_impl.cc
index 20a458ba9208125ae6eef2d014343d149456bac4..723b5df02d435d744a803ee7a3bb287b35e0f520 100644
--- a/content/browser/frame_host/render_frame_host_impl.cc
+++ b/content/browser/frame_host/render_frame_host_impl.cc
@@ -449,6 +449,14 @@ void RenderFrameHostImpl::ExecuteJavaScriptInIsolatedWorld(
       routing_id_, javascript, key, request_reply, world_id));
 }
 
+void RenderFrameHostImpl::CopyImageAt(int x, int y) {
+  Send(new FrameMsg_CopyImageAt(routing_id_, x, y));
+}
+
+void RenderFrameHostImpl::SaveImageAt(int x, int y) {
+  Send(new FrameMsg_SaveImageAt(routing_id_, x, y));
+}
+
 RenderViewHost* RenderFrameHostImpl::GetRenderViewHost() {
   return render_view_host_;
 }