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Bug 1156880 - Null check the prescontext in nsDOMWindowUtils::AdvanceTimeAndRefresh; r=mstange

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This commit is contained in:
Ehsan Akhgari 2015-04-21 14:09:03 -04:00
parent 2412cba891
commit 42155d59d5
1 changed files with 8 additions and 5 deletions
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13
dom/base/nsDOMWindowUtils.cpp
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@ -2354,12 +2354,15 @@ nsDOMWindowUtils::AdvanceTimeAndRefresh(int64_t aMilliseconds)
}
}
nsRefreshDriver* driver = GetPresContext()->RefreshDriver();
driver->AdvanceTimeAndRefresh(aMilliseconds);
nsPresContext* presContext = GetPresContext();
if (presContext) {
nsRefreshDriver* driver = presContext->RefreshDriver();
driver->AdvanceTimeAndRefresh(aMilliseconds);
RefPtr<LayerTransactionChild> transaction = GetLayerTransaction();
if (transaction && transaction->IPCOpen()) {
transaction->SendSetTestSampleTime(driver->MostRecentRefresh());
RefPtr<LayerTransactionChild> transaction = GetLayerTransaction();
if (transaction && transaction->IPCOpen()) {
transaction->SendSetTestSampleTime(driver->MostRecentRefresh());
}
}
return NS_OK;