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

src/ports/SkTime_Unix.cpp

Index: src/ports/SkTime_Unix.cpp
diff --git a/src/ports/SkTime_Unix.cpp b/src/ports/SkTime_Unix.cpp
index 1ea3b8fbd0f5a1cb69a8c4906dd161ca507d1ef1..2123a406192fdda23a8734148368ae50c5a2cae7 100644
--- a/src/ports/SkTime_Unix.cpp
+++ b/src/ports/SkTime_Unix.cpp
@@ -5,32 +5,3 @@
  * Use of this source code is governed by a BSD-style license that can be
  * found in the LICENSE file.
  */
-
-#include "SkTime.h"
-#include "SkTypes.h"
-
-#include <sys/time.h>
-#include <time.h>
-
-void SkTime::GetDateTime(DateTime* dt)
-{
-    if (dt)
-    {
-        tzset();  // initialize timezone variable;
-        time_t m_time;
-        time(&m_time);
-        struct tm* tstruct;
-        tstruct = localtime(&m_time);
-        int offset = tstruct->tm_isdst == 1 ? 60 : 0;
-
-        // http://pubs.opengroup.org/onlinepubs/009695399/basedefs/time.h.html
-        dt->fTimeZoneMinutes = SkToS16(offset - timezone / 60);
-        dt->fYear       = tstruct->tm_year + 1900;
-        dt->fMonth      = SkToU8(tstruct->tm_mon + 1);
-        dt->fDayOfWeek  = SkToU8(tstruct->tm_wday);
-        dt->fDay        = SkToU8(tstruct->tm_mday);
-        dt->fHour       = SkToU8(tstruct->tm_hour);
-        dt->fMinute     = SkToU8(tstruct->tm_min);
-        dt->fSecond     = SkToU8(tstruct->tm_sec);
-    }
-}