Convert devtools interfaces over to using WebString....

chrome/renderer/devtools_client.h

 // Copyright (c) 2009 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.
 
 #ifndef CHROME_RENDERER_DEVTOOLS_CLIENT_H_
 #define CHROME_RENDERER_DEVTOOLS_CLIENT_H_
 
 #include <string>
 
 #include "base/scoped_ptr.h"
@@ skipping 15 matching lines @@
 class DevToolsClient : public WebDevToolsClientDelegate {
  public:
   explicit DevToolsClient(RenderView* view);
   virtual ~DevToolsClient();
 
   // Called to possibly handle the incoming IPC message. Returns true if
   // handled. Called in render thread.
   bool OnMessageReceived(const IPC::Message& message);
 
   // WebDevToolsClient::Delegate implementation
-  virtual void SendMessageToAgent(const std::string& class_name,
-                                  const std::string& method_name,
-                                  const std::string& param1,
-                                  const std::string& param2,
-                                  const std::string& param3);
-  virtual void SendDebuggerCommandToAgent(const std::string& command);
+  virtual void SendMessageToAgent(const WebKit::WebString& class_name,
+                                  const WebKit::WebString& method_name,
+                                  const WebKit::WebString& param1,
+                                  const WebKit::WebString& param2,
+                                  const WebKit::WebString& param3);
+  virtual void SendDebuggerCommandToAgent(const WebKit::WebString& command);
 
   virtual void ActivateWindow();
   virtual void CloseWindow();
   virtual void DockWindow();
   virtual void UndockWindow();
   virtual void ToggleInspectElementMode(bool enabled);
 
  private:
   void OnRpcMessage(const std::string& class_name,
                     const std::string& method_name,
                     const std::string& param1,
                     const std::string& param2,
                     const std::string& param3);
 
   // Sends message to DevToolsAgent.
   void Send(const IPC::Message& tools_agent_message);
 
   RenderView* render_view_;  // host render view
   scoped_ptr<WebDevToolsClient> web_tools_client_;
 
   DISALLOW_COPY_AND_ASSIGN(DevToolsClient);
 };
 
 #endif  // CHROME_RENDERER_DEVTOOLS_CLIENT_H_