SkTime: Stop using POSIX entensions to time.h for timezone

src/animator/SkTime.cpp

 /*
  * Copyright 2006 The Android Open Source Project
  *
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
-
-#include "SkTime.h"
-
-#ifdef SK_BUILD_FOR_WIN
-
-#ifdef SK_DEBUG
-SkMSec gForceTickCount = (SkMSec) -1;
-#endif
-
-void SkTime::GetDateTime(DateTime* t) {
-    if (t) {
-        SYSTEMTIME  syst;
-
-        ::GetLocalTime(&syst);
-        t->fYear        = SkToU16(syst.wYear);
-        t->fMonth       = SkToU8(syst.wMonth);
-        t->fDayOfWeek   = SkToU8(syst.wDayOfWeek);
-        t->fDay         = SkToU8(syst.wDay);
-        t->fHour        = SkToU8(syst.wHour);
-        t->fMinute      = SkToU8(syst.wMinute);
-        t->fSecond      = SkToU8(syst.wSecond);
-    }
-}
-
-#elif defined(xSK_BUILD_FOR_MAC)
-
-#include <time.h>
-
-void SkTime::GetDateTime(DateTime* t) {
-    if (t) {
-        tm      syst;
-        time_t  tm;
-
-        time(&tm);
-        localtime_r(&tm, &syst);
-        t->fYear        = SkToU16(syst.tm_year);
-        t->fMonth       = SkToU8(syst.tm_mon + 1);
-        t->fDayOfWeek   = SkToU8(syst.tm_wday);
-        t->fDay         = SkToU8(syst.tm_mday);
-        t->fHour        = SkToU8(syst.tm_hour);
-        t->fMinute      = SkToU8(syst.tm_min);
-        t->fSecond      = SkToU8(syst.tm_sec);
-    }
-}
-
-#endif