Delete some unused code found by -Wunused-function

chrome/browser/google_apis/gdata_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 "chrome/browser/google_apis/gdata_util.h"
 
 #include "base/i18n/time_formatting.h"
 #include "base/time.h"
 #include "base/utf_string_conversions.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 #if defined(OS_CHROMEOS)
 #include "chrome/browser/chromeos/system/timezone_settings.h"
 #endif  // OS_CHROMEOS
 
 namespace gdata {
 namespace util {
+#if defined(OS_CHROMEOS)
+// TODO(yoshiki): Find platform independent way to get/set local timezone.
+// (http://crbug.com/147524).
 namespace {
 
 std::string FormatTime(const base::Time& time) {
   return UTF16ToUTF8(TimeFormatShortDateAndTime(time));
 }
 
 }  // namespace
 
-// TODO(yoshiki): Find platform independent way to get/set local timezone.
-// (http://crbug.com/147524).
-#if defined(OS_CHROMEOS)
 TEST(GDataUtilTest, GetTimeFromStringLocalTimezone) {
   // Creates time object GMT.
   base::Time::Exploded exploded = {2012, 7, 0, 14, 1, 3, 21, 151};
   base::Time target_time = base::Time::FromUTCExploded(exploded);
 
   // Creates time object as the local time.
   base::Time test_time;
   ASSERT_TRUE(GetTimeFromString("2012-07-14T01:03:21.151", &test_time));
 
   // Gets the offset between the local time and GMT.
@@ skipping 55 matching lines @@
 #endif  // OS_CHROMEOS
 
 TEST(GDataUtilTest, FormatTimeAsString) {
   base::Time::Exploded exploded_time = {2012, 7, 0, 19, 15, 59, 13, 123};
   base::Time time = base::Time::FromUTCExploded(exploded_time);
   EXPECT_EQ("2012-07-19T15:59:13.123Z", FormatTimeAsString(time));
 }
 
 }  // namespace util
 }  // namespace gdata