Hooking up setBackgroundColor from AwContents to render process

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/aw_switches.h"
 #include "android_webview/common/render_view_messages.h"
 #include "base/android/scoped_java_ref.h"
 #include "base/callback.h"
 #include "base/command_line.h"
 #include "base/logging.h"
 #include "content/public/browser/android/content_view_core.h"
 #include "content/public/browser/render_process_host.h"
 #include "content/public/browser/render_view_host.h"
 #include "content/public/browser/user_metrics.h"
 #include "content/public/browser/web_contents.h"
 #include "content/public/common/frame_navigate_params.h"
 
 namespace android_webview {
 
 AwRenderViewHostExt::AwRenderViewHostExt(
     AwRenderViewHostExtClient* client, content::WebContents* contents)
     : content::WebContentsObserver(contents),
       client_(client),
+      background_color_(SK_ColorWHITE),
       has_new_hit_test_data_(false) {
   DCHECK(client_);
 }
 
 AwRenderViewHostExt::~AwRenderViewHostExt() {}
 
 void AwRenderViewHostExt::DocumentHasImages(DocumentHasImagesResult result) {
   DCHECK(CalledOnValidThread());
   if (!web_contents()->GetRenderViewHost()) {
     result.Run(false);
@@ skipping 40 matching lines @@
   DCHECK(CalledOnValidThread());
   Send(new AwViewMsg_ResetScrollAndScaleState(web_contents()->GetRoutingID()));
 }
 
 void AwRenderViewHostExt::SetInitialPageScale(double page_scale_factor) {
   DCHECK(CalledOnValidThread());
   Send(new AwViewMsg_SetInitialPageScale(web_contents()->GetRoutingID(),
                                          page_scale_factor));
 }
 
+void AwRenderViewHostExt::SetBackgroundColor(SkColor c) {
+  if (background_color_ == c)
+    return;
+  background_color_ = c;
+  if (web_contents()->GetRenderViewHost()) {
+    Send(new AwViewMsg_SetBackgroundColor(web_contents()->GetRoutingID(),
+                                          background_color_));
+  }
+}
+
+void AwRenderViewHostExt::RenderViewCreated(
+    content::RenderViewHost* render_view_host) {
+  Send(new AwViewMsg_SetBackgroundColor(web_contents()->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 39 matching lines @@
   DCHECK(CalledOnValidThread());
   last_hit_test_data_ = hit_test_data;
   has_new_hit_test_data_ = true;
 }
 
 void AwRenderViewHostExt::OnPageScaleFactorChanged(float page_scale_factor) {
   client_->OnWebLayoutPageScaleFactorChanged(page_scale_factor);
 }
 
 }  // namespace android_webview