Convert devtools interfaces over to using WebString....

webkit/glue/webdevtoolsagent.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 WEBKIT_GLUE_WEBDEVTOOLSAGENT_H_
 #define WEBKIT_GLUE_WEBDEVTOOLSAGENT_H_
 
-#include <string>
 #include "base/basictypes.h"
 
+namespace WebKit {
+class WebString;
+}
+
 // WebDevToolsAgent represents DevTools agent sitting in the Glue. It provides
 // direct and delegate Apis to the host.
 class WebDevToolsAgent {
  public:
   class Message {
    public:
     Message() {}
     virtual ~Message() {}
     virtual void Dispatch() = 0;
    private:
     DISALLOW_COPY_AND_ASSIGN(Message);
   };
 
   WebDevToolsAgent() {}
   virtual ~WebDevToolsAgent() {}
 
   virtual void Attach() = 0;
 
   virtual void Detach() = 0;
 
   virtual void OnNavigate() = 0;
 
-  virtual void DispatchMessageFromClient(const std::string& class_name,
-                                         const std::string& method_name,
-                                         const std::string& param1,
-                                         const std::string& param2,
-                                         const std::string& param3) = 0;
+  virtual void DispatchMessageFromClient(const WebKit::WebString& class_name,
+                                         const WebKit::WebString& method_name,
+                                         const WebKit::WebString& param1,
+                                         const WebKit::WebString& param2,
+                                         const WebKit::WebString& param3) = 0;
 
   virtual void InspectElement(int x, int y) = 0;
 
   virtual void SetApuAgentEnabled(bool enabled) = 0;
 
   // Asynchronously executes debugger command in the render thread.
   // |caller_id| will be used for sending response.
-  static void ExecuteDebuggerCommand(const std::string& command,
+  static void ExecuteDebuggerCommand(const WebKit::WebString& command,
                                      int caller_id);
 
   typedef void (*MessageLoopDispatchHandler)();
 
   // Installs dispatch handle that is going to be called periodically
   // while on a breakpoint.
   static void SetMessageLoopDispatchHandler(
       MessageLoopDispatchHandler handler);
 
  private:
   DISALLOW_COPY_AND_ASSIGN(WebDevToolsAgent);
 };
 
 #endif  // WEBKIT_GLUE_WEBDEVTOOLSAGENT_H_