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

chrome/browser/android/provider/chrome_browser_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/android/provider/chrome_browser_provider.h"
 
 #include <list>
 #include <utility>
 
 #include "base/android/jni_android.h"
@@ skipping 151 matching lines @@
 }
 
 // ------------- Utility methods used by tasks ------------- //
 
 // Parse the given url and return a GURL, appending the default scheme
 // if one is not present.
 GURL ParseAndMaybeAppendScheme(const base::string16& url,
                                const char* default_scheme) {
   GURL gurl(url);
   if (!gurl.is_valid() && !gurl.has_scheme()) {
-    base::string16 refined_url(ASCIIToUTF16(default_scheme));
+    base::string16 refined_url(base::ASCIIToUTF16(default_scheme));
     refined_url.append(url);
     gurl = GURL(refined_url);
   }
   return gurl;
 }
 
 const BookmarkNode* GetChildFolderByTitle(const BookmarkNode* parent,
                                           const base::string16& title) {
   for (int i = 0; i < parent->child_count(); ++i) {
     if (parent->GetChild(i)->is_folder() &&
@@ skipping 905 matching lines @@
   DCHECK(!BrowserThread::CurrentlyOn(BrowserThread::UI));
 
   if (url) {
     base::string16 raw_url = ConvertJavaStringToUTF16(env, url);
     // GURL doesn't accept the URL without protocol, but the Android CTS
     // allows it. We are trying to prefix with 'http://' to see whether
     // GURL thinks it is a valid URL. The original url will be stored in
     // history::BookmarkRow.raw_url_.
     GURL gurl = ParseAndMaybeAppendScheme(raw_url, kDefaultUrlScheme);
     row->set_url(gurl);
-    row->set_raw_url(UTF16ToUTF8(raw_url));
+    row->set_raw_url(base::UTF16ToUTF8(raw_url));
   }
 
   if (created)
     row->set_created(ConvertJlongToTime(
         ConvertJLongObjectToPrimitive(env, created)));
 
   if (isBookmark)
     row->set_is_bookmark(ConvertJBooleanObjectToPrimitive(env, isBookmark));
 
   if (date)
@@ skipping 504 matching lines @@
     Java_ChromeBrowserProvider_onBookmarkChanged(env, obj.obj());
   } else if (type ==
       chrome::NOTIFICATION_HISTORY_KEYWORD_SEARCH_TERM_UPDATED) {
     JNIEnv* env = AttachCurrentThread();
     ScopedJavaLocalRef<jobject> obj = weak_java_provider_.get(env);
     if (obj.is_null())
       return;
     Java_ChromeBrowserProvider_onSearchTermChanged(env, obj.obj());
   }
 }