Convert string16 to base::string16 in content.

content/public/browser/browser_plugin_guest_delegate.h

 // Copyright 2013 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 CONTENT_PUBLIC_BROWSER_BROWSER_PLUGIN_GUEST_DELEGATE_H_
 #define CONTENT_PUBLIC_BROWSER_BROWSER_PLUGIN_GUEST_DELEGATE_H_
 
 #include "base/callback_forward.h"
 #include "base/process/kill.h"
 #include "base/strings/string16.h"
 #include "base/values.h"
 #include "content/common/content_export.h"
 #include "content/public/common/browser_plugin_permission_type.h"
 #include "ui/gfx/size.h"
 #include "url/gurl.h"
 
 namespace content {
 
 struct NativeWebKeyboardEvent;
 
 // Objects implement this interface to get notified about changes in the guest
 // WebContents and to provide necessary functionality.
 class CONTENT_EXPORT BrowserPluginGuestDelegate {
  public:
   virtual ~BrowserPluginGuestDelegate() {}
 
   // Add a message to the console.
   virtual void AddMessageToConsole(int32 level,
-                                   const string16& message,
+                                   const base::string16& message,
                                    int32 line_no,
-                                   const string16& source_id) {}
+                                   const base::string16& source_id) {}
 
   // Request the delegate to close this guest, and do whatever cleanup it needs
   // to do.
   virtual void Close() {}
 
   // Informs the delegate that the guest render process is gone. |status|
   // indicates whether the guest was killed, crashed, or was terminated
   // gracefully.
   virtual void GuestProcessGone(base::TerminationStatus status) {}
 
@@ skipping 41 matching lines @@
   virtual GURL ResolveURL(const std::string& src);
 
   // Notifies that the content size of the guest has changed in autosize mode.
   virtual void SizeChanged(const gfx::Size& old_size,
                            const gfx::Size& new_size) {}
 };
 
 }  // namespace content
 
 #endif  // CONTENT_PUBLIC_BROWSER_BROWSER_PLUGIN_GUEST_DELEGATE_H_