Wrap ChromeOS specific functions with OS_CHROMEOS macro

chrome/browser/chromeos/gdata/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/chromeos/gdata/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"
-#include "testing/gtest/include/gtest/gtest.h"
+#endif  // OS_CHROMEOS
 
 namespace gdata {
 namespace util {
 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 45 matching lines @@
   base::Time::Exploded target_time2 = {2005, 8, 0, 9, 17, 57, 0, 0};
   EXPECT_TRUE(GetTimeFromString("2005-08-09T09:57:00-08:00", &test_time));
   EXPECT_EQ(FormatTime(base::Time::FromUTCExploded(target_time2)),
             FormatTime(test_time));
 
   base::Time::Exploded target_time3 = {2005, 1, 0, 7, 8, 2, 0, 123};
   EXPECT_TRUE(GetTimeFromString("2005-01-07T08:02:00.123Z", &test_time));
   EXPECT_EQ(FormatTime(base::Time::FromUTCExploded(target_time3)),
             FormatTime(test_time));
 }
+#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