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 7a13a828ab98c692dd2ef81743faed2bc8c9e591..69de7b9aa36540bd14ee4bac98c7bc92686e15fb 100644
--- a/content/browser/frame_host/render_frame_host_impl.cc
+++ b/content/browser/frame_host/render_frame_host_impl.cc
@@ -446,6 +446,14 @@ 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_;
 }