Hi Jon, I think you chatting with Scott earlier today about some failures in mash_browser_tests.  This seems to be another one so assigning to you.  Feel free to close as dupe if that is the case.  Thanks.


https://build.chromium.org/p/tryserver.chromium.linux/builders/linux_chromium_chromeos_ozone_rel_ng/builds/373799
mash_browser_tests (with patch) mash_browser_tests (with patch)
Run on OS: 'Ubuntu-14.04'
failures:
DirectoryTreeContextMenu/FileManagerBrowserTest.Test/23
PrintPreviewDestinationSearchTest.Select
OpenFileDialog/FileManagerBrowserTest.Test/3
OpenFileDialog/FileManagerBrowserTest.Test/1
Delete/FileManagerBrowserTest.Test/0
OpenFileDialog/FileManagerBrowserTest.Test/4
OpenAudioFiles/FileManagerBrowserTest.Test/7
ContentVerifierPolicyTest.FailedUpdateRetries
PrerenderBrowserTestWithNaCl.PrerenderNaClPluginEnabled
OpenAudioFiles/FileManagerBrowserTest.Test/8


One call stack from:
https://luci-logdog.appspot.com/v/?s=chromium%2Fbb%2Ftryserver.chromium.linux%2Flinux_chromium_chromeos_ozone_rel_ng%2F373799%2F%2B%2Frecipes%2Fsteps%2Fmash_browser_tests__with_patch_%2F0%2Fstdout
---------------------------- 8< ----------------------------
[120/253] MultiProfileFileManagerBrowserTest.PRE_BasicDownloads (2356 ms)
[0501/090707.563120:FATAL:session_controller.cc(203)] Check failed: user_sessions_.size() == user_session_order.size() (4 vs. 1)
#0 0x00000366aa7c base::debug::StackTrace::StackTrace()
#1 0x0000036832a1 logging::LogMessage::~LogMessage()
#2 0x00000601331f ash::SessionController::SetUserSessionOrder()
#3 0x00000292e9e6 ash::mojom::SessionControllerStubDispatch::Accept()
#4 0x000004891298 mojo::InterfaceEndpointClient::HandleValidatedMessage()
#5 0x0000048a3d76 mojo::FilterChain::Accept()
#6 0x0000048923a5 mojo::InterfaceEndpointClient::HandleIncomingMessage()
#7 0x000004898e45 mojo::internal::MultiplexRouter::ProcessIncomingMessage()
#8 0x000004898674 mojo::internal::MultiplexRouter::Accept()
#9 0x0000048a3d76 mojo::FilterChain::Accept()
#10 0x00000488f7ec mojo::Connector::ReadSingleMessage()
#11 0x00000488fea1 mojo::Connector::ReadAllAvailableMessages()
#12 0x00000488fd59 mojo::Connector::OnHandleReadyInternal()
#13 0x0000048a573c mojo::SimpleWatcher::OnHandleReady()
#14 0x00000253007f _ZN4base8internal7InvokerINS0_9BindStateIMN7content25ServiceWorkerProviderHostEFviN5blink21WebServiceWorkerStateEEJNS_7WeakPtrIS4_EEiS6_EEEFvvEE7RunImplIRKS8_RKSt5tupleIJSA_iS6_EEJLm0ELm1ELm2EEEEvOT_OT0_NS_13IndexSequenceIJXspT1_EEEE
#15 0x0000006c8059 _ZNO4base8CallbackIFvvELNS_8internal8CopyModeE1ELNS2_10RepeatModeE1EE3RunEv
#16 0x000003719e54 base::debug::TaskAnnotator::RunTask()
#17 0x00000368a8d9 base::MessageLoop::RunTask()
#18 0x00000368ab6b base::MessageLoop::DeferOrRunPendingTask()
#19 0x00000368b01d base::MessageLoop::DoWork()
#20 0x00000368d799 base::MessagePumpLibevent::Run()
#21 0x00000368a661 base::MessageLoop::RunHandler()
#22 0x0000036b3339 base::RunLoop::Run()
#23 0x00000365cb68 (anonymous namespace)::StartEmbeddedService()
#24 0x0000022ef0fd _ZN4base8internal7InvokerINS0_9BindStateIPFvN4mojo16InterfaceRequestIN5blink5mojom19KeyboardLockServiceEEEEJEEES9_E3RunEPNS0_13BindStateBaseEOS8_
#25 0x00000200dcce service_manager::RunStandaloneService()
#26 0x00000365c82d RunMashBrowserTests()
#27 0x00000365c6a7 main
#28 0x7f1d2eef6f45 __libc_start_main
#29 0x00000061a9de <unknown>
---------------------------- 8< ----------------------------

Root cause is  issue 716476 . I will disable these while I work on the actual fix

 Issue 716387  has been merged into this issue.

The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/61fbce5f429217401d05540481fb61bc909e67e6

commit 61fbce5f429217401d05540481fb61bc909e67e6
Author: jonross <jonross@chromium.org>
Date: Mon May 01 22:10:53 2017

Disable Flaky File Mash Browser Tests

A series of tests are flaking right now due to SessionController.cc issue.

This disables those tests while I work on a fix.

TBR=sky@chromium.org
TEST=mash_browser_tests
BUG= 717176 

Review-Url: https://codereview.chromium.org/2852963003
Cr-Commit-Position: refs/heads/master@{#468446}

[modify] https://crrev.com/61fbce5f429217401d05540481fb61bc909e67e6/testing/buildbot/filters/mash.browser_tests.filter