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

chrome/browser/search_engines/template_url_service_util_unittest.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 "base/memory/scoped_vector.h"
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/search_engines/template_url.h"
 #include "chrome/browser/search_engines/template_url_service.h"
 #include "chrome/browser/search_engines/util.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace {
 
 // Creates a TemplateURL with default values except for the prepopulate ID,
 // keyword and TemplateURLID. Only use this in tests if your tests do not
 // care about other fields. The caller is the owner of this TemplateURL.
 TemplateURL* CreatePrepopulateTemplateURL(int prepopulate_id,
                                           const std::string& keyword,
                                           TemplateURLID id) {
   TemplateURLData data;
   data.prepopulate_id = prepopulate_id;
-  data.SetKeyword(ASCIIToUTF16(keyword));
+  data.SetKeyword(base::ASCIIToUTF16(keyword));
   data.id = id;
   return new TemplateURL(NULL, data);
 }
 
 };  // namespace
 
 TEST(TemplateURLServiceUtilTest, RemoveDuplicatePrepopulateIDs) {
   ScopedVector<TemplateURL> prepopulated_turls;
   TemplateURLService::TemplateURLVector local_turls;
   STLElementDeleter<TemplateURLService::TemplateURLVector> local_turls_deleter(
@@ skipping 32 matching lines @@
   local_turls.push_back(CreatePrepopulateTemplateURL(3, "loser5", 14));
   local_turls.push_back(CreatePrepopulateTemplateURL(3, "loser6", 15));
 
   RemoveDuplicatePrepopulateIDs(NULL, prepopulated_turls, default_turl,
       &local_turls, NULL);
 
   // Verify that the expected local TURLs survived the process.
   EXPECT_EQ(local_turls.size(),
             prepopulated_turls.size() + num_non_prepopulated_urls);
   for (TemplateURLService::TemplateURLVector::const_iterator itr =
-       local_turls.begin(); itr != local_turls.end(); ++itr)
-    EXPECT_TRUE(StartsWith((*itr)->keyword(), ASCIIToUTF16("winner"), true));
+       local_turls.begin(); itr != local_turls.end(); ++itr) {
+    EXPECT_TRUE(
+        StartsWith((*itr)->keyword(), base::ASCIIToUTF16("winner"), true));
+  }
 }