wstring: convert all SetPageTitle APIs to use string16

content/browser/tab_contents/tab_contents.cc

 // Copyright (c) 2011 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.
 
 #include "content/browser/tab_contents/tab_contents.h"
 
 #include <cmath>
 
 #include "base/command_line.h"
 #include "base/metrics/histogram.h"
@@ skipping 1360 matching lines @@
 
     entry->set_title(final_title);
   } else {
     if (page_title_when_no_navigation_entry_ == final_title)
       return false;  // Nothing changed, don't bother.
 
     page_title_when_no_navigation_entry_ = final_title;
   }
 
   // Lastly, set the title for the view.
-  view_->SetPageTitle(UTF16ToWideHack(final_title));
+  view_->SetPageTitle(final_title);
 
   TitleUpdatedDetails details(entry, explicit_set);
 
   NotificationService::current()->Notify(
       content::NOTIFICATION_TAB_CONTENTS_TITLE_UPDATED,
       Source<TabContents>(this),
       Details<TitleUpdatedDetails>(&details));
 
   return true;
 }
@@ skipping 624 matching lines @@
 }
 
 void TabContents::SwapInRenderViewHost(RenderViewHost* rvh) {
   render_manager_.SwapInRenderViewHost(rvh);
 }
 
 void TabContents::CreateViewAndSetSizeForRVH(RenderViewHost* rvh) {
   RenderWidgetHostView* rwh_view = view()->CreateViewForWidget(rvh);
   rwh_view->SetSize(view()->GetContainerSize());
 }