Stack info from failing test case:
[ RUN      ] WebRtcOneDeviceDepthCaptureBrowserTest.GetStreamsByVideoKindNoDepth
DevTools listening on ws://127.0.0.1:60910/devtools/browser/18496dc1-322a-4925-bdc8-3e8147c05c7e
[35499:7175:0124/115154.407857:WARNING:vt_video_decode_accelerator_mac.cc(177)] Failed to create VTDecompressionSession: Error Domain=NSOSStatusErrorDomain Code=-8973 "The operation couldn’t be completed. (OSStatus error -8973.)" (codecOpenErr) (-8973)
[35499:7175:0124/115154.409644:WARNING:vt_video_decode_accelerator_mac.cc(199)] Failed to create hardware VideoToolbox session
[35499:7175:0124/115154.519442:ERROR:vt_video_encode_accelerator_mac.cc(517)]  VTCompressionSessionCreate failed: -12908
[35498:7175:0124/115154.955238:INFO:CONSOLE(151)] "Calling getStreamsByVideoKindNoDepth", source: http://127.0.0.1:60911/media/getusermedia-depth-capture.html (151)
[35498:7175:0124/115155.331671:INFO:CONSOLE(16)] "Test Success", source: http://127.0.0.1:60911/media/webrtc_test_utilities.js (16)
[35498:36871:0124/115155.406197:FATAL:platform_handle.cc(130)] Check failed: platform_handle.type == MOJO_PLATFORM_HANDLE_TYPE_MACH_PORT (0 vs. 2)
0   content_browsertests                0x000000010835800c base::debug::StackTrace::StackTrace(unsigned long) + 28
1   content_browsertests                0x00000001083b07e7 logging::LogMessage::~LogMessage() + 695
2   content_browsertests                0x00000001098a87e5 mojo::UnwrapSharedMemoryHandle(mojo::ScopedHandleBase<mojo::SharedBufferHandle>, base::SharedMemoryHandle*, unsigned long*, mojo::UnwrappedSharedMemoryHandleProtection*) + 741
3   content_browsertests                0x000000010c4dad3b media::SharedMemoryHandleProvider::InitFromMojoHandle(mojo::ScopedHandleBase<mojo::SharedBufferHandle>) + 635
4   content_browsertests                0x0000000101df9da8 video_capture::ReceiverMediaToMojoAdapter::OnNewBufferHandle(int, mojo::ScopedHandleBase<mojo::SharedBufferHandle>) + 296
5   content_browsertests                0x0000000103252b7c video_capture::mojom::ReceiverStubDispatch::Accept(video_capture::mojom::Receiver*, mojo::Message*) + 3180
6   content_browsertests                0x0000000107b5ce85 mojo::InterfaceEndpointClient::HandleValidatedMessage(mojo::Message*) + 3061
7   content_browsertests                0x0000000107b5b6c1 mojo::FilterChain::Accept(mojo::Message*) + 529
8   content_browsertests                0x0000000107b609dc mojo::InterfaceEndpointClient::HandleIncomingMessage(mojo::Message*) + 284
9   content_browsertests                0x0000000107b7f7dd mojo::internal::MultiplexRouter::ProcessIncomingMessage(mojo::internal::MultiplexRouter::MessageWrapper*, mojo::internal::MultiplexRouter::ClientCallBehavior, base::SequencedTaskRunner*) + 2813
10  content_browsertests                0x0000000107b7db15 mojo::internal::MultiplexRouter::Accept(mojo::Message*) + 869
11  content_browsertests                0x0000000107b5b6c1 mojo::FilterChain::Accept(mojo::Message*) + 529
12  content_browsertests                0x0000000107b4ff62 mojo::Connector::ReadSingleMessage(unsigned int*) + 1282
13  content_browsertests                0x0000000107b52125 mojo::Connector::ReadAllAvailableMessages() + 597
14  content_browsertests                0x0000000107b51b92 mojo::Connector::OnHandleReadyInternal(unsigned int) + 306
15  content_browsertests                0x00000001034b1f66 mojo::SimpleWatcher::DiscardReadyState(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&) + 342
16  content_browsertests                0x00000001098ac244 mojo::SimpleWatcher::OnHandleReady(int, unsigned int, mojo::HandleSignalsState const&) + 884
17  content_browsertests                0x00000001098ace1b mojo::SimpleWatcher::Context::Notify(unsigned int, MojoHandleSignalsState, unsigned int) + 1979
18  content_browsertests                0x00000001098a9564 mojo::SimpleWatcher::Context::CallNotify(unsigned long, unsigned int, MojoHandleSignalsState, unsigned int) + 20
19  content_browsertests                0x0000000107b24bac mojo::edk::Watch::InvokeCallback(unsigned int, mojo::HandleSignalsState const&, unsigned int) + 492
20  content_browsertests                0x0000000107b16c31 mojo::edk::RequestContext::~RequestContext() + 1361
21  content_browsertests                0x0000000107af0588 mojo::edk::NodeChannel::OnChannelMessage(void const*, unsigned long, std::__1::vector<mojo::edk::ScopedPlatformHandle, std::__1::allocator<mojo::edk::ScopedPlatformHandle> >) + 8504
22  content_browsertests                0x0000000107abf262 mojo::edk::Channel::OnReadComplete(unsigned long, unsigned long*) + 1890
23  content_browsertests                0x0000000107b36fc8 mojo::edk::(anonymous namespace)::ChannelPosix::OnFileCanReadWithoutBlocking(int) + 1288
24  content_browsertests                0x00000001083f07f4 base::MessagePumpLibevent::OnLibeventNotification(int, short, void*) + 1300
25  content_browsertests                0x00000001085d7443 event_base_loop + 3923
26  content_browsertests                0x00000001083f101e base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) + 526
27  content_browsertests                0x00000001083e9170 base::MessageLoop::Run(bool) + 544
28  content_browsertests                0x000000010846cb6d base::RunLoop::Run() + 685
29  content_browsertests                0x000000010851de29 base::Thread::Run(base::RunLoop*) + 457
30  content_browsertests                0x0000000103a8b71e content::BrowserThreadImpl::IOThreadRun(base::RunLoop*) + 238
31  content_browsertests                0x0000000103a8bb42 content::BrowserThreadImpl::Run(base::RunLoop*) + 722
32  content_browsertests                0x000000010851ea5e base::Thread::ThreadMain() + 1774
33  content_browsertests                0x000000010850607e base::(anonymous namespace)::ThreadFunc(void*) + 206
34  libsystem_pthread.dylib             0x00007fff93b0e899 _pthread_body + 138
35  libsystem_pthread.dylib             0x00007fff93b0e72a _pthread_struct_init + 0
36  libsystem_pthread.dylib             0x00007fff93b12fc9 thread_start + 13
[1108/1108] WebRtcOneDeviceDepthCaptureBrowserTest.GetStreamsByVideoKindNoDepth (CRASHED)