Replace string16 with base::string16.

chrome/browser/autocomplete/bookmark_provider.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/browser/autocomplete/bookmark_provider.h"
 
 #include <algorithm>
 #include <functional>
 #include <vector>
 
@@ skipping 146 matching lines @@
 
 }  // namespace
 
 AutocompleteMatch BookmarkProvider::TitleMatchToACMatch(
     const BookmarkTitleMatch& title_match) {
   // The AutocompleteMatch we construct is non-deletable because the only
   // way to support this would be to delete the underlying bookmark, which is
   // unlikely to be what the user intends.
   AutocompleteMatch match(this, 0, false,
                           AutocompleteMatchType::BOOKMARK_TITLE);
-  const string16& title(title_match.node->GetTitle());
+  const base::string16& title(title_match.node->GetTitle());
   DCHECK(!title.empty());
   const GURL& url(title_match.node->url());
   match.destination_url = url;
   match.contents = net::FormatUrl(url, languages_,
       net::kFormatUrlOmitAll & net::kFormatUrlOmitHTTP,
       net::UnescapeRule::SPACES, NULL, NULL, NULL);
   match.contents_class.push_back(
       ACMatchClassification(0, ACMatchClassification::NONE));
   match.fill_into_edit =
       AutocompleteInput::FormattedStringWithEquivalentMeaning(url,
@@ skipping 92 matching lines @@
   for (Snippet::MatchPositions::const_iterator i = positions.begin();
        i != positions.end(); ++i) {
     AutocompleteMatch::ACMatchClassifications new_class;
     AutocompleteMatch::ClassifyLocationInString(i->first, i->second - i->first,
         text_length, 0, &new_class);
     classifications = AutocompleteMatch::MergeClassifications(
         classifications, new_class);
   }
   return classifications;
 }