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

chrome_frame/test/util_unittests.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/file_version_info.h"
 #include "base/file_version_info_win.h"
 #include "base/files/file_path.h"
 #include "base/strings/string_util.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/win/registry.h"
@@ skipping 221 matching lines @@
 class MockNavigationConstraints : public NavigationConstraints {
  public:
   MOCK_METHOD0(AllowUnsafeUrls, bool());
   MOCK_METHOD1(IsSchemeAllowed, bool(const GURL& url));
   MOCK_METHOD1(IsZoneAllowed, bool(const GURL& url));
 };
 
 // Matcher which returns true if the URL passed in starts with the prefix
 // specified.
 MATCHER_P(UrlPathStartsWith, url_prefix, "url starts with prefix") {
-  return StartsWith(UTF8ToWide(arg.spec()), url_prefix, false);
+  return StartsWith(base::UTF8ToWide(arg.spec()), url_prefix, false);
 }
 
 ACTION_P3(HandleZone, mock, url_prefix, zone) {
-  if (StartsWith(UTF8ToWide(arg0.spec()), url_prefix, false))
+  if (StartsWith(base::UTF8ToWide(arg0.spec()), url_prefix, false))
     return zone != URLZONE_UNTRUSTED;
   return false;
 }
 
 TEST_F(UtilTests, CanNavigateTest) {
   MockNavigationConstraintsZoneOverride mock;
 
   struct Zones {
     const wchar_t* url_prefix;
     URLZONE zone;
@@ skipping 285 matching lines @@
 
       ASSERT_EQ(expect_match,
                 CheckXUaCompatibleDirective(test.header_value,
                                             all_versions[version_index]))
           << "Expect '" << test.header_value << "' to "
           << (expect_match ? "match" : "not match") << " IE major version "
           << all_versions[version_index];
     }
   }
 }