WebglConformance_conformance_context_context_lost_restored test failed

Looks like a v8 issue, the regression range contains a v8 roll:
https://chromium.googlesource.com/chromium/src/+log/b9df69c..124814c

Stack trace:
[1:1:0103/083852.149657:FATAL:ScriptWrappableVisitorVerifier.h(54)] Check failed: false. 
#0 0x7ff771a4258e base::debug::StackTrace::StackTrace()
#1 0x7ff771a5b8cb logging::LogMessage::~LogMessage()
#2 0x7ff773d6d0b1 blink::ScriptWrappableVisitorVerifier::pushToMarkingDeque()
#3 0x7ff774fa3d69 blink::WebGLRenderingContextBase::traceWrappers()
#4 0x7ff773dbb886 blink::TraceTrait<>::traceMarkedWrapper()
#5 0x7ff773d6b769 blink::ScriptWrappableVisitor::TraceEpilogue()
#6 0x7ff770681951 v8::internal::MarkCompactCollector::MarkLiveObjects()
#7 0x7ff770680ae2 v8::internal::MarkCompactCollector::CollectGarbage()
#8 0x7ff77065d783 v8::internal::Heap::MarkCompact()
#9 0x7ff77065bd58 v8::internal::Heap::PerformGarbageCollection()
#10 0x7ff77065b051 v8::internal::Heap::CollectGarbage()
#11 0x7ff77066c2b8 v8::internal::Heap::FinalizeIncrementalMarkingIfComplete()
#12 0x7ff770676cad v8::internal::IncrementalMarkingJob::Task::RunInternal()
#13 0x7ff771aee4ce base::debug::TaskAnnotator::RunTask()
#14 0x7ff773c694f0 blink::scheduler::TaskQueueManager::ProcessTaskFromWorkQueue()
#15 0x7ff773c67dd4 blink::scheduler::TaskQueueManager::DoWork()
#16 0x7ff771899cdb _ZN4base8internal12InvokeHelperILb1EvE8MakeItSoIRKMN13safe_browsing24IncidentReportingServiceEFvPNS5_13UploadContextEbERKNS_7WeakPtrIS5_EEJRKS7_bEEEvOT_OT0_DpOT1_
#17 0x7ff771aee4ce base::debug::TaskAnnotator::RunTask()
#18 0x7ff771a62bdd base::MessageLoop::RunTask()
#19 0x7ff771a63296 base::MessageLoop::DoWork()
#20 0x7ff771a64ca9 base::MessagePumpDefault::Run()
#21 0x7ff771a62935 base::MessageLoop::RunHandler()
#22 0x7ff771a893bc base::RunLoop::Run()
#23 0x7ff7750e6c98 content::RendererMain()
#24 0x7ff77160eee7 content::RunZygote()
#25 0x7ff77160f618 content::RunNamedProcessTypeMain()
#26 0x7ff771610036 content::ContentMainRunnerImpl::Run()
#27 0x7ff77160ea80 content::ContentMain()
#28 0x7ff76fe84d21 ChromeMain
#29 0x7ff76892bec5 __libc_start_main
#30 0x7ff76fe84bb1 <unknown>