aw: Fix setting background color

android_webview/browser/renderer_host/aw_render_view_host_ext.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "android_webview/browser/renderer_host/aw_render_view_host_ext.h"
 
 #include "android_webview/browser/aw_browser_context.h"
 #include "android_webview/browser/scoped_allow_wait_for_legacy_web_view_api.h"
 #include "android_webview/common/render_view_messages.h"
 #include "base/android/scoped_java_ref.h"
@@ skipping 102 matching lines @@
 void AwRenderViewHostExt::SmoothScroll(int target_x,
                                        int target_y,
                                        long duration_ms) {
   Send(
       new AwViewMsg_SmoothScroll(web_contents()->GetMainFrame()->GetRoutingID(),
                                  target_x, target_y, duration_ms));
 }
 
 void AwRenderViewHostExt::RenderViewCreated(
     content::RenderViewHost* render_view_host) {
-  Send(new AwViewMsg_SetBackgroundColor(web_contents()->GetRoutingID(),
-                                        background_color_));
+  Send(new AwViewMsg_SetBackgroundColor(
+      web_contents()->GetMainFrame()->GetRoutingID(), background_color_));
 }
 
 void AwRenderViewHostExt::RenderProcessGone(base::TerminationStatus status) {
   DCHECK(CalledOnValidThread());
   for (std::map<int, DocumentHasImagesResult>::iterator pending_req =
            pending_document_has_images_requests_.begin();
        pending_req != pending_document_has_images_requests_.end();
       ++pending_req) {
     pending_req->second.Run(false);
   }
@@ skipping 74 matching lines @@
     content::RenderFrameHost* render_frame_host,
     const gfx::Size& contents_size) {
   // Only makes sense coming from the main frame of the current frame tree.
   if (render_frame_host != web_contents()->GetMainFrame())
     return;
 
   client_->OnWebLayoutContentsSizeChanged(contents_size);
 }
 
 }  // namespace android_webview