Bring back 'navigated' notification for --remote-shell-port protocol

chrome/browser/debugger/devtools_client_host.h

Index: chrome/browser/debugger/devtools_client_host.h
===================================================================
--- chrome/browser/debugger/devtools_client_host.h	(revision 71789)
+++ chrome/browser/debugger/devtools_client_host.h	(working copy)
@@ -6,6 +6,8 @@
 #define CHROME_BROWSER_DEBUGGER_DEVTOOLS_CLIENT_HOST_H_
 #pragma once
 
+#include <string>
+
 #include "base/basictypes.h"
 
 namespace IPC {
@@ -34,6 +36,10 @@
   // closing.
   virtual void InspectedTabClosing() = 0;
 
+  // This method is called when tab inspected by this devtools client is
+  // navigating to |url|.
+  virtual void FrameNavigating(const std::string& url) = 0;
+
   // Sends the message to the devtools client hosted by this object.
   virtual void SendMessageToClient(const IPC::Message& msg) = 0;