Convert string16 to base::string16 in content.

content/renderer/android/email_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/email_detector.h"
 
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/strings/utf_string_conversions.h"
 #include "content/public/renderer/android_content_detection_prefixes.h"
@@ skipping 24 matching lines @@
 }
 
 GURL EmailDetector::GetIntentURL(const std::string& content_text) {
   if (content_text.empty())
     return GURL();
 
   return GURL(kEmailPrefix +
       net::EscapeQueryParamValue(content_text, true));
 }
 
-bool EmailDetector::FindContent(const string16::const_iterator& begin,
-                                const string16::const_iterator& end,
+bool EmailDetector::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) {
-  string16 utf16_input = string16(begin, end);
+  base::string16 utf16_input = base::string16(begin, end);
   icu::UnicodeString pattern(kEmailRegex);
   icu::UnicodeString input(utf16_input.data(), utf16_input.length());
   UErrorCode status = U_ZERO_ERROR;
   scoped_ptr<icu::RegexMatcher> matcher(
       new icu::RegexMatcher(pattern,
                             input,
                             UREGEX_CASE_INSENSITIVE,
                             status));
   if (matcher->find()) {
     *start_pos = matcher->start(status);
     DCHECK(U_SUCCESS(status));
     *end_pos = matcher->end(status);
     DCHECK(U_SUCCESS(status));
     icu::UnicodeString content_ustr(matcher->group(status));
     DCHECK(U_SUCCESS(status));
     UTF16ToUTF8(content_ustr.getBuffer(), content_ustr.length(), content_text);
     return true;
   }
 
   return false;
 }
 
 }  // namespace content