Invalidate OS-specific datetime cache on configuration change notification

src/platform-win32.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 58 matching lines @@
 #define _TRUNCATE 0
 #define STRUNCATE 80
 
 inline void MemoryBarrier() {
   int barrier = 0;
   __asm__ __volatile__("xchgl %%eax,%0 ":"=r" (barrier));
 }
 
 #endif  // __MINGW64_VERSION_MAJOR
 
-
 int localtime_s(tm* out_tm, const time_t* time) {
   tm* posix_local_time_struct = localtime(time);
   if (posix_local_time_struct == NULL) return 1;
   *out_tm = *posix_local_time_struct;
   return 0;
 }
 
 
 int fopen_s(FILE** pFile, const char* filename, const char* mode) {
   *pFile = fopen(filename, mode);
@@ skipping 154 matching lines @@
   // at the time.
   int64_t LocalOffset();
 
   // Returns the daylight savings time offset for the time in milliseconds.
   int64_t DaylightSavingsOffset();
 
   // Returns a string identifying the current timezone for the
   // timestamp taking into account daylight saving.
   char* LocalTimezone();
 
+  static void TimeZoneChanged() { tz_initialized_ = false; }
+
  private:
   // Constants for time conversion.
   static const int64_t kTimeEpoc = 116444736000000000LL;
   static const int64_t kTimeScaler = 10000;
   static const int64_t kMsPerMinute = 60000;
 
   // Constants for timezone information.
   static const int kTzNameSize = 128;
   static const bool kShortTzNames = false;
 
@@ skipping 340 matching lines @@
 
 
 // Returns the daylight savings offset in milliseconds for the given
 // time.
 double OS::DaylightSavingsOffset(double time) {
   int64_t offset = Win32Time(time).DaylightSavingsOffset();
   return static_cast<double>(offset);
 }
 
 
+void OS::TimeZoneChanged() {
+  Win32Time::TimeZoneChanged();
+}
+
+
 int OS::GetLastError() {
   return ::GetLastError();
 }
 
 
 int OS::GetCurrentProcessId() {
   return static_cast<int>(::GetCurrentProcessId());
 }
 
 
@@ skipping 880 matching lines @@
   ASSERT(result);
 }
 
 
 
 void Thread::YieldCPU() {
   Sleep(0);
 }
 
 } }  // namespace v8::internal