Update some uses of UTF conversions in chrome/browser to use the base:: namespace.

chrome/browser/task_manager/task_manager_util.cc

 // Copyright 2013 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/task_manager/task_manager_util.h"
 
 #include "base/basictypes.h"
 #include "base/i18n/rtl.h"
 #include "base/strings/string16.h"
 #include "base/strings/utf_string_conversions.h"
@@ skipping 48 matching lines @@
   else
     return cache.GetNameOfProfileAtIndex(index);
 }
 
 base::string16 GetTitleFromWebContents(content::WebContents* web_contents) {
   DCHECK(web_contents);
 
   base::string16 title = web_contents->GetTitle();
   if (title.empty()) {
     GURL url = web_contents->GetURL();
-    title = UTF8ToUTF16(url.spec());
+    title = base::UTF8ToUTF16(url.spec());
     // Force URL to be LTR.
     title = base::i18n::GetDisplayStringInLTRDirectionality(title);
   } else {
     // Since the tab_title will be concatenated with
     // IDS_TASK_MANAGER_TAB_PREFIX, we need to explicitly set the tab_title to
     // be LTR format if there is no strong RTL charater in it. Otherwise, if
     // IDS_TASK_MANAGER_TAB_PREFIX is an RTL word, the concatenated result
     // might be wrong. For example, http://mail.yahoo.com, whose title is
     // "Yahoo! Mail: The best web-based Email!", without setting it explicitly
     // as LTR format, the concatenated result will be "!Yahoo! Mail: The best
     // web-based Email :BAT", in which the capital letters "BAT" stands for
     // the Hebrew word for "tab".
     base::i18n::AdjustStringForLocaleDirection(&title);
   }
   return title;
 }
 
 }  // namespace util
 
 }  // namespace task_manager