Replace string16 with base::string16.

chrome/browser/autocomplete/autocomplete_provider.h

 // 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.
 
 #ifndef CHROME_BROWSER_AUTOCOMPLETE_AUTOCOMPLETE_PROVIDER_H_
 #define CHROME_BROWSER_AUTOCOMPLETE_AUTOCOMPLETE_PROVIDER_H_
 
 #include <string>
 
 #include "base/basictypes.h"
@@ skipping 192 matching lines @@
   virtual void AddProviderInfo(ProvidersInfo* provider_info) const;
 
   // Called when a new omnibox session starts or the current session ends.
   // This gives the opportunity to reset the internal state, if any, associated
   // with the previous session.
   virtual void ResetSession();
 
   // A convenience function to call net::FormatUrl() with the current set of
   // "Accept Languages" when check_accept_lang is true.  Otherwise, it's called
   // with an empty list.
-  string16 StringForURLDisplay(const GURL& url,
-                               bool check_accept_lang,
-                               bool trim_http) const;
+  base::string16 StringForURLDisplay(const GURL& url,
+                                     bool check_accept_lang,
+                                     bool trim_http) const;
 
   // Returns the set of matches for the current query.
   const ACMatches& matches() const { return matches_; }
 
   // Returns whether the provider is done processing the query.
   bool done() const { return done_; }
 
   // Returns this provider's type.
   Type type() const { return type_; }
 
@@ skipping 30 matching lines @@
 
   Type type_;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(AutocompleteProvider);
 };
 
 typedef std::vector<AutocompleteProvider*> ACProviders;
 
 #endif  // CHROME_BROWSER_AUTOCOMPLETE_AUTOCOMPLETE_PROVIDER_H_