Update uses of UTF conversions in content/ to use the base:: namespace.

content/renderer/android/address_detector.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 "content/renderer/android/address_detector.h"
 
 #include <bitset>
 
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
@@ skipping 23 matching lines @@
 
 size_t AddressDetector::GetMaximumContentLength() {
   return kMaxAddressLength;
 }
 
 std::string AddressDetector::GetContentText(const base::string16& text) {
   // Get the address and replace unicode bullets with commas.
   base::string16 address_16 = CollapseWhitespace(text, false);
   std::replace(address_16.begin(), address_16.end(),
       static_cast<char16>(0x2022), static_cast<char16>(','));
-  return UTF16ToUTF8(address_16);
+  return base::UTF16ToUTF8(address_16);
 }
 
 bool AddressDetector::FindContent(
     const base::string16::const_iterator& begin,
     const base::string16::const_iterator& end,
     size_t* start_pos,
     size_t* end_pos,
     std::string* content_text) {
   if (address_parser::FindAddress(begin, end, start_pos, end_pos)) {
     content_text->assign(
         GetContentText(base::string16(begin + *start_pos, begin + *end_pos)));
     return true;
   }
   return false;
 }
 
 }  // namespace content