Convert infobar APIs to UTF-16.

chrome/browser/gtk/infobar_gtk.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_BROWSER_GTK_INFOBAR_GTK_H_
 #define CHROME_BROWSER_GTK_INFOBAR_GTK_H_
 #pragma once
 
 #include "app/gtk_signal.h"
 #include "base/basictypes.h"
@@ skipping 55 matching lines @@
  protected:
   // Removes our associated InfoBarDelegate from the associated TabContents.
   // (Will lead to this InfoBar being closed).
   void RemoveInfoBar() const;
 
   // Adds |display_text| to the infobar. If |link_text| is not empty, it is
   // rendered as a hyperlink and inserted into |display_text| at |link_offset|,
   // or right aligned in the infobar if |link_offset| is |npos|. |link_padding|
   // pixels are inserted around the link (pass 0 for not padding). If a link
   // is supplied, |link_callback| must not be null. It will be invoked on click.
-  void AddLabelAndLink(const std::wstring& display_text,
-                       const std::wstring& link,
+  void AddLabelAndLink(const string16& display_text,
+                       const string16& link,
                        size_t link_offset,
                        guint link_padding,
                        GCallback link_callback);
 
   // Retrieves the component colors for the infobar's background
   // gradient. (This varies by infobars and can be animated to change).
   virtual void GetTopColor(InfoBarDelegate::Type type,
                            double* r, double* g, double *b);
   virtual void GetBottomColor(InfoBarDelegate::Type type,
                               double* r, double* g, double *b);
@@ skipping 24 matching lines @@
  private:
   CHROMEGTK_CALLBACK_0(InfoBar, void, OnCloseButton);
   CHROMEGTK_CALLBACK_1(InfoBar, gboolean, OnBackgroundExpose, GdkEventExpose*);
 
   void UpdateBorderColor();
 
   DISALLOW_COPY_AND_ASSIGN(InfoBar);
 };
 
 #endif  // CHROME_BROWSER_GTK_INFOBAR_GTK_H_