HTMLViewer: Log JS messages to console

mojo/services/html_viewer/html_document.cc

 // Copyright 2014 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 "mojo/services/html_viewer/html_document.h"
 
 #include "base/bind.h"
 #include "base/location.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop/message_loop_proxy.h"
@@ skipping 258 matching lines @@
   }
 
   return blink::WebNavigationPolicyIgnore;
 }
 
 void HTMLDocument::didAddMessageToConsole(
     const blink::WebConsoleMessage& message,
     const blink::WebString& source_name,
     unsigned source_line,
     const blink::WebString& stack_trace) {
+  VLOG(1) << "[" << source_name.utf8() << "(" << source_line << ")] "
+          << message.text.utf8();
 }
 
 void HTMLDocument::didNavigateWithinPage(
     blink::WebLocalFrame* frame,
     const blink::WebHistoryItem& history_item,
     blink::WebHistoryCommitType commit_type) {
   if (navigator_host_.get())
     navigator_host_->DidNavigateLocally(history_item.urlString().utf8());
 }
 
@@ skipping 22 matching lines @@
 }
 
 void HTMLDocument::OnViewInputEvent(View* view, const mojo::EventPtr& event) {
   scoped_ptr<blink::WebInputEvent> web_event =
       event.To<scoped_ptr<blink::WebInputEvent>>();
   if (web_event)
     web_view_->handleInputEvent(*web_event);
 }
 
 }  // namespace html_viewer