Use RenderFrameHost::AddMessageToConsole for app banner debug logging.

chrome/renderer/chrome_render_frame_observer.cc

Index: chrome/renderer/chrome_render_frame_observer.cc
diff --git a/chrome/renderer/chrome_render_frame_observer.cc b/chrome/renderer/chrome_render_frame_observer.cc
index 6f71da98b5d9fbd79ad933b15c6c5ddf2c62cd8c..3f364567922d39cc85b45681303cb270a2718fa4 100644
--- a/chrome/renderer/chrome_render_frame_observer.cc
+++ b/chrome/renderer/chrome_render_frame_observer.cc
@@ -215,8 +215,6 @@ bool ChromeRenderFrameObserver::OnMessageReceived(const IPC::Message& message) {
                         OnPrintNodeUnderContextMenu)
     IPC_MESSAGE_HANDLER(ChromeViewMsg_AppBannerPromptRequest,
                         OnAppBannerPromptRequest)
-    IPC_MESSAGE_HANDLER(ChromeViewMsg_AppBannerDebugMessageRequest,
-                        OnAppBannerDebugMessageRequest)
     IPC_MESSAGE_UNHANDLED(handled = false)
   IPC_END_MESSAGE_MAP()
 
@@ -354,12 +352,6 @@ void ChromeRenderFrameObserver::OnAppBannerPromptRequest(
       routing_id(), request_id, reply, referrer));
 }
 
-void ChromeRenderFrameObserver::OnAppBannerDebugMessageRequest(
-    const std::string& message) {
-  render_frame()->GetWebFrame()->addMessageToConsole(blink::WebConsoleMessage(
-      blink::WebConsoleMessage::LevelDebug, base::UTF8ToUTF16(message)));
-}
-
 void ChromeRenderFrameObserver::DidFinishLoad() {
   WebLocalFrame* frame = render_frame()->GetWebFrame();
   // Don't do anything for subframes.