Filed by sheriff-o-matic@appspot.gserviceaccount.com on behalf of jonross@google.com

ModuleEventSinkImplTest.CallsForwardedAsExpected has begun failing on Windows on multiple builders. Nothing in the blamelists for the first failures on each builder strikes me as the source.

chrisha@ & pmonette@ could you help triage this issue?

Stack Trace:
Received fatal exception EXCEPTION_ACCESS_VIOLATION
Backtrace:
	content::BrowserThread::PostTask [0x016A9C5E+178]
	content::BrowserThread::PostTask [0x016A9BED+65]
	AfterStartupTaskUtils::IsBrowserStartupComplete [0x02AAF72C+252]
	AfterStartupTaskUtils::PostTask [0x02AAF48B+187]
	ModuleInspector::StartInspectingModule [0x02AF20EF+309]
	ModuleInspector::AddModule [0x02AF1FB4+48]
	ModuleDatabase::FindOrCreateModuleInfo [0x02AF049C+126]
	ModuleDatabase::OnModuleLoad [0x02AF05FA+58]
	ModuleEventSinkImpl::OnModuleEvent [0x02AF1313+419]
	ModuleEventSinkImplTest_CallsForwardedAsExpected_Test::TestBody [0x001E7B66+518]
	testing::Test::Run [0x00F4A176+192]
	testing::TestInfo::Run [0x00F4A928+210]
	testing::TestCase::Run [0x00F4AD5A+244]
	testing::internal::UnitTestImpl::RunAllTests [0x00F50E35+629]
	testing::UnitTest::Run [0x00F50ABB+153]
	base::TestSuite::Run [0x023A6448+100]
	base::LaunchUnitTests [0x023A71C0+452]
	base::LaunchUnitTests [0x023A708B+143]
	main [0x04CB83C6+234]
	__scrt_common_main_seh [0x0558AB8A+248] (f:\dd\vctools\crt\vcstartup\src\startup\exe_common.inl:283)
	BaseThreadInitThunk [0x7640336A+18]
	RtlInitializeExceptionChain [0x76F59902+99]
	RtlInitializeExceptionChain [0x76F598D5+54]

Builders failed on: 
- Win 7 Tests x64 (1): 
  https://ci.chromium.org/buildbot/chromium.win/Win%207%20Tests%20x64%20%281%29
- Win10 Tests x64: 
  https://ci.chromium.org/buildbot/chromium.win/Win10%20Tests%20x64
- Win7 Tests (1): 
  https://ci.chromium.org/buildbot/chromium.win/Win7%20Tests%20%281%29