Running the test in a loop yields quite a few failures. It seems like the order of initialization might off? (That's just a guess)

Assigning to sunnyps@ for the initial investigation. Feel free to reassign. 

[ RUN      ] LayerTreeHostTestGpuRasterDeviceSizeChanged.RunSingleThread_DirectRenderer
Received signal 11 SEGV_MAPERR 000000000020
#0 0x7f53b54a43be base::debug::StackTrace::StackTrace()
#1 0x7f53b54a3eff base::debug::(anonymous namespace)::StackDumpSignalHandler()
#2 0x7f53b1d8b340 <unknown>
#3 0x0000006f7985 std::unique_ptr<>::get()
#4 0x000000736499 cc::LayerTreeImpl::root_layer()
#5 0x000000d9fdba cc::(anonymous namespace)::LayerTreeHostTestGpuRasterDeviceSizeChanged::CommitCompleteOnThread()
#6 0x000000f8a5d3 cc::LayerTreeHostImplForTesting::CommitComplete()
#7 0x7f53b77d4350 cc::SingleThreadProxy::DoCommit()
#8 0x7f53b77d903d cc::SingleThreadProxy::ScheduledActionCommit()
#9 0x000000f8c02f cc::SingleThreadProxyForTest::ScheduledActionCommit()
#10 0x7f53b7687edd cc::Scheduler::ProcessScheduledActions()
#11 0x7f53b768886e cc::Scheduler::NotifyReadyToCommit()
#12 0x7f53b77d7885 cc::SingleThreadProxy::DoBeginMainFrame()
#13 0x7f53b77d8b56 cc::SingleThreadProxy::BeginMainFrame()
#14 0x7f53b77daf91 _ZN4base8internal15RunnableAdapterIMN2cc17SingleThreadProxyEFvRKNS2_14BeginFrameArgsEEE3RunIJS6_EEEvPS3_DpOT_
#15 0x7f53b77daec5 _ZN4base8internal12InvokeHelperILb1EvNS0_15RunnableAdapterIMN2cc17SingleThreadProxyEFvRKNS3_14BeginFrameArgsEEEEE8MakeItSoINS_7WeakPtrIS4_EEJS7_EEEvSA_T_DpOT0_
#16 0x7f53b77dae58 _ZN4base8internal7InvokerINS_13IndexSequenceIJLm0ELm1EEEENS0_9BindStateINS0_15RunnableAdapterIMN2cc17SingleThreadProxyEFvRKNS6_14BeginFrameArgsEEEEFvPS7_SA_EJNS_7WeakPtrIS7_EESA_EEENS0_12InvokeHelperILb1EvSD_EEFvvEE3RunEPNS0_13BindStateBaseE
#17 0x7f53b5483f2e base::Callback<>::Run()
#18 0x7f53b54a9dae base::debug::TaskAnnotator::RunTask()
#19 0x7f53b55216af base::MessageLoop::RunTask()
#20 0x7f53b5521938 base::MessageLoop::DeferOrRunPendingTask()
#21 0x7f53b5521b02 base::MessageLoop::DoWork()
#22 0x7f53b55332d3 base::MessagePumpDefault::Run()
#23 0x7f53b55210df base::MessageLoop::RunHandler()
#24 0x7f53b55b6fe4 base::RunLoop::Run()
#25 0x7f53b5520184 base::MessageLoop::Run()
#26 0x000000f8617d cc::LayerTreeTest::RunTest()
#27 0x000000d9fafa cc::(anonymous namespace)::LayerTreeHostTestGpuRasterDeviceSizeChanged_RunSingleThread_DirectRenderer_Test::TestBody()
#28 0x0000011b749a _ZN7testing8internal12InvokeHelperIjNSt3tr15tupleIJEEEE12InvokeMethodIN3gfx13GPUTimingFakeEMS8_FjvEEEjPT_T0_RKS4_
#29 0x0000011ff99e testing::internal::HandleExceptionsInMethodIfSupported<>()
#30 0x0000011f45c5 testing::Test::Run()
#31 0x0000011f4d58 testing::TestInfo::Run()
#32 0x0000011f52fa testing::TestCase::Run()
#33 0x0000011fa68c testing::internal::UnitTestImpl::RunAll
...