Use base namespace for string16 in chrome/renderer.

chrome/renderer/translate/translate_helper.cc

 // Copyright (c) 2012 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 "chrome/renderer/translate/translate_helper.h"
 
 #include "base/bind.h"
 #include "base/compiler_specific.h"
 #include "base/logging.h"
 #include "base/message_loop/message_loop.h"
@@ skipping 59 matching lines @@
     : content::RenderViewObserver(render_view),
       page_id_(-1),
       translation_pending_(false),
       weak_method_factory_(this) {
 }
 
 TranslateHelper::~TranslateHelper() {
   CancelPendingTranslation();
 }
 
-void TranslateHelper::PageCaptured(int page_id, const string16& contents) {
+void TranslateHelper::PageCaptured(int page_id,
+                                   const base::string16& contents) {
   // Get the document language as set by WebKit from the http-equiv
   // meta tag for "content-language".  This may or may not also
   // have a value derived from the actual Content-Language HTTP
   // header.  The two actually have different meanings (despite the
   // original intent of http-equiv to be an equivalent) with the former
   // being the language of the document and the latter being the
   // language of the intended audience (a distinction really only
   // relevant for things like langauge textbooks).  This distinction
   // shouldn't affect translation.
   WebFrame* main_frame = GetMainFrame();
@@ skipping 399 matching lines @@
 
 WebFrame* TranslateHelper::GetMainFrame() {
   WebView* web_view = render_view()->GetWebView();
 
   // When the tab is going to be closed, the web_view can be NULL.
   if (!web_view)
     return NULL;
 
   return web_view->mainFrame();
 }