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Resynchronize timers if the Windows system time was changed.

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R=jkummerow@chromium.org
BUG=119815
TEST=Change the system time one day back: (new Date()) will return incorrect time.

Review URL: https://chromiumcodereview.appspot.com/9865021

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@11165 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
This commit is contained in:
ulan@chromium.org 2012-03-27 12:34:32 +00:00
parent 4b227a2a79
commit 2b3d6de2dd
1 changed files with 3 additions and 0 deletions
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3
src/platform-win32.cc
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@ -462,6 +462,9 @@ void Time::SetToCurrentTime() {
// Check if we need to resync due to elapsed time.
needs_resync |= (time_now.t_ - init_time.t_) > kMaxClockElapsedTime;
// Check if we need to resync due to backwards time change.
needs_resync |= time_now.t_ < init_time.t_;
// Resync the clock if necessary.
if (needs_resync) {
GetSystemTimeAsFileTime(&init_time.ft_);