Update uses of UTF conversions in chrome_frame/, chromeos/, components/ to use the base:: namespace.

components/autofill/core/browser/form_field_unittest.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 "base/memory/scoped_vector.h"
 #include "base/strings/string16.h"
 #include "base/strings/utf_string_conversions.h"
 #include "components/autofill/core/browser/autofill_field.h"
 #include "components/autofill/core/browser/form_field.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
+using base::ASCIIToUTF16;
+
 namespace autofill {
 
 TEST(FormFieldTest, Match) {
   AutofillField field;
 
   // Empty strings match.
   EXPECT_TRUE(FormField::Match(&field, base::string16(),
                                FormField::MATCH_LABEL));
 
   // Empty pattern matches non-empty string.
@@ skipping 121 matching lines @@
   // Checkable element shouldn't interfere with inference of Address line2.
   EXPECT_EQ(2U, field_type_map.size());
 
   EXPECT_EQ(ADDRESS_HOME_LINE1,
             field_type_map.find(ASCIIToUTF16("Address line1"))->second);
   EXPECT_EQ(ADDRESS_HOME_LINE2,
             field_type_map.find(ASCIIToUTF16("Address line2"))->second);
 }
 
 }  // namespace autofill