Issue 912678  has been merged into this issue.

Disabling CL: https://chromium-review.googlesource.com/c/chromium/src/+/1373871

The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/1dbbe3d9b7a773a0d8d2acf1cd45d9193791ae19

commit 1dbbe3d9b7a773a0d8d2acf1cd45d9193791ae19
Author: Friedrich Horschig <fhorschig@chromium.org>
Date: Wed Dec 12 16:36:09 2018

[Linux][Flaky] Disable ChromeSignInWebViewTest.NoFindInPageForUnattachedGuest

This test has a history of flakiness (see linked bug). Although the
failure happens on Windows as well, the retry seems to succeed reliably
enough.
Flakiness Dashboard shows flakiness on linux-chromeos-rel as well, so
disabling for all of linux.

TBR=ekaramad@chromium.org

Bug: 914098
Change-Id: Idfd3680040c0dba5b52504d5808c2840611dd1c4
Reviewed-on: https://chromium-review.googlesource.com/c/1373768
Reviewed-by: Friedrich Horschig [CET] <fhorschig@chromium.org>
Commit-Queue: Friedrich Horschig [CET] <fhorschig@chromium.org>
Cr-Commit-Position: refs/heads/master@{#615922}
[modify] https://crrev.com/1dbbe3d9b7a773a0d8d2acf1cd45d9193791ae19/chrome/browser/apps/guest_view/web_view_browsertest.cc

Flakes a lot on Mac too, will disable.

Sample log (looks like a timeout : the stack seems to just be printed because the is terminated in a native wait when it times out) :


[ RUN      ] ChromeSignInWebViewTest.NoFindInPageForUnattachedGuest
[5076:81939:0118/015442.545185:WARNING:notification_platform_bridge_mac.mm(522)] AlertNotificationService: XPC connection invalidated.
objc[5087]: Class RTCDispatcher is implemented in both /b/s/w/ir/out/Debug/./libcontent.dylib (0x14a47d030) and /b/s/w/ir/out/Debug/browser_tests (0x1102cbd28). One of the two will be used. Which one is undefined.
objc[5087]: Class RTCEncodedImage is implemented in both /b/s/w/ir/out/Debug/./libcontent.dylib (0x14a47d080) and /b/s/w/ir/out/Debug/browser_tests (0x1102cbd78). One of the two will be used. Which one is undefined.
objc[5087]: Class RTCRtpFragmentationHeader is implemented in both /b/s/w/ir/out/Debug/./libcontent.dylib (0x14a47d0d0) and /b/s/w/ir/out/Debug/browser_tests (0x1102cbdc8). One of the two will be used. Which one is undefined.
objc[5087]: Class RTCVideoCapturer is implemented in both /b/s/w/ir/out/Debug/./libcontent.dylib (0x14a47d0f8) and /b/s/w/ir/out/Debug/browser_tests (0x1102cbdf0). One of the two will be used. Which one is undefined.
objc[5087]: Class RTCVideoCodecInfo is implemented in both /b/s/w/ir/out/Debug/./libcontent.dylib (0x14a47d148) and /b/s/w/ir/out/Debug/browser_tests (0x1102cbe40). One of the two will be used. Which one is undefined.
objc[5087]: Class RTCVideoEncoderQpThresholds is implemented in both /b/s/w/ir/out/Debug/./libcontent.dylib (0x14a47d198) and /b/s/w/ir/out/Debug/browser_tests (0x1102cbe90). One of the two will be used. Which one is undefined.
objc[5087]: Class RTCVideoEncoderSettings is implemented in both /b/s/w/ir/out/Debug/./libcontent.dylib (0x14a47d210) and /b/s/w/ir/out/Debug/browser_tests (0x1102cbf08). One of the two will be used. Which one is undefined.
objc[5087]: Class RTCVideoFrame is implemented in both /b/s/w/ir/out/Debug/./libcontent.dylib (0x14a47d238) and /b/s/w/ir/out/Debug/browser_tests (0x1102cbf30). One of the two will be used. Which one is undefined.
[5087:775:0118/015443.038031:ERROR:vt_video_encode_accelerator_mac.cc(513)]  VTCompressionSessionCreate failed: -12908
objc[5091]: Class RTCDispatcher is implemented in both /b/s/w/ir/out/Debug/./libcontent.dylib (0x152ace030) and /b/s/w/ir/out/Debug/browser_tests (0x11879bd28). One of the two will be used. Which one is undefined.
objc[5091]: Class RTCEncodedImage is implemented in both /b/s/w/ir/out/Debug/./libcontent.dylib (0x152ace080) and /b/s/w/ir/out/Debug/browser_tests (0x11879bd78). One of the two will be used. Which one is undefined.
objc[5091]: Class RTCRtpFragmentationHeader is implemented in both /b/s/w/ir/out/Debug/./libcontent.dylib (0x152ace0d0) and /b/s/w/ir/out/Debug/browser_tests (0x11879bdc8). One of the two will be used. Which one is undefined.
objc[5091]: Class RTCVideoCapturer is implemented in both /b/s/w/ir/out/Debug/./libcontent.dylib (0x152ace0f8) and /b/s/w/ir/out/Debug/browser_tests (0x11879bdf0). One of the two will be used. Which one is undefined.
objc[5091]: Class RTCVideoCodecInfo is implemented in both /b/s/w/ir/out/Debug/./libcontent.dylib (0x152ace148) and /b/s/w/ir/out/Debug/browser_tests (0x11879be40). One of the two will be used. Which one is undefined.
objc[5091]: Class RTCVideoEncoderQpThresholds is implemented in both /b/s/w/ir/out/Debug/./libcontent.dylib (0x152ace198) and /b/s/w/ir/out/Debug/browser_tests (0x11879be90). One of the two will be used. Which one is undefined.
objc[5091]: Class RTCVideoEncoderSettings is implemented in both /b/s/w/ir/out/Debug/./libcontent.dylib (0x152ace210) and /b/s/w/ir/out/Debug/browser_tests (0x11879bf08). One of the two will be used. Which one is undefined.
objc[5091]: Class RTCVideoFrame is implemented in both /b/s/w/ir/out/Debug/./libcontent.dylib (0x152ace238) and /b/s/w/ir/out/Debug/browser_tests (0x11879bf30). One of the two will be used. Which one is undefined.
objc[5092]: Class RTCDispatcher is implemented in both /b/s/w/ir/out/Debug/./libcontent.dylib (0x149c62030) and /b/s/w/ir/out/Debug/browser_tests (0x10fabcd28). One of the two will be used. Which one is undefined.
objc[5092]: Class RTCEncodedImage is implemented in both /b/s/w/ir/out/Debug/./libcontent.dylib (0x149c62080) and /b/s/w/ir/out/Debug/browser_tests (0x10fabcd78). One of the two will be used. Which one is undefined.
objc[5092]: Class RTCRtpFragmentationHeader is implemented in both /b/s/w/ir/out/Debug/./libcontent.dylib (0x149c620d0) and /b/s/w/ir/out/Debug/browser_tests (0x10fabcdc8). One of the two will be used. Which one is undefined.
objc[5092]: Class RTCVideoCapturer is implemented in both /b/s/w/ir/out/Debug/./libcontent.dylib (0x149c620f8) and /b/s/w/ir/out/Debug/browser_tests (0x10fabcdf0). One of the two will be used. Which one is undefined.
objc[5092]: Class RTCVideoCodecInfo is implemented in both /b/s/w/ir/out/Debug/./libcontent.dylib (0x149c62148) and /b/s/w/ir/out/Debug/browser_tests (0x10fabce40). One of the two will be used. Which one is undefined.
objc[5092]: Class RTCVideoEncoderQpThresholds is implemented in both /b/s/w/ir/out/Debug/./libcontent.dylib (0x149c62198) and /b/s/w/ir/out/Debug/browser_tests (0x10fabce90). One of the two will be used. Which one is undefined.
objc[5092]: Class RTCVideoEncoderSettings is implemented in both /b/s/w/ir/out/Debug/./libcontent.dylib (0x149c62210) and /b/s/w/ir/out/Debug/browser_tests (0x10fabcf08). One of the two will be used. Which one is undefined.
objc[5092]: Class RTCVideoFrame is implemented in both /b/s/w/ir/out/Debug/./libcontent.dylib (0x149c62238) and /b/s/w/ir/out/Debug/browser_tests (0x10fabcf30). One of the two will be used. Which one is undefined.
[5076:775:0118/015443.494004:WARNING:personal_data_manager.cc(487)] 0x7fb03deb53a0 refresh is done, notifying PersonalDataChanged
[5076:775:0118/015443.595558:WARNING:gaia_auth_fetcher.cc(881)] Could not reach Google Accounts servers: errno -11
objc[5094]: Class RTCDispatcher is implemented in both /b/s/w/ir/out/Debug/./libcontent.dylib (0x1474d5030) and /b/s/w/ir/out/Debug/browser_tests (0x10d317d28). One of the two will be used. Which one is undefined.
objc[5094]: Class RTCEncodedImage is implemented in both /b/s/w/ir/out/Debug/./libcontent.dylib (0x1474d5080) and /b/s/w/ir/out/Debug/browser_tests (0x10d317d78). One of the two will be used. Which one is undefined.
objc[5094]: Class RTCRtpFragmentationHeader is implemented in both /b/s/w/ir/out/Debug/./libcontent.dylib (0x1474d50d0) and /b/s/w/ir/out/Debug/browser_tests (0x10d317dc8). One of the two will be used. Which one is undefined.
objc[5094]: Class RTCVideoCapturer is implemented in both /b/s/w/ir/out/Debug/./libcontent.dylib (0x1474d50f8) and /b/s/w/ir/out/Debug/browser_tests (0x10d317df0). One of the two will be used. Which one is undefined.
objc[5094]: Class RTCVideoCodecInfo is implemented in both /b/s/w/ir/out/Debug/./libcontent.dylib (0x1474d5148) and /b/s/w/ir/out/Debug/browser_tests (0x10d317e40). One of the two will be used. Which one is undefined.
objc[5094]: Class RTCVideoEncoderQpThresholds is implemented in both /b/s/w/ir/out/Debug/./libcontent.dylib (0x1474d5198) and /b/s/w/ir/out/Debug/browser_tests (0x10d317e90). One of the two will be used. Which one is undefined.
objc[5094]: Class RTCVideoEncoderSettings is implemented in both /b/s/w/ir/out/Debug/./libcontent.dylib (0x1474d5210) and /b/s/w/ir/out/Debug/browser_tests (0x10d317f08). One of the two will be used. Which one is undefined.
objc[5094]: Class RTCVideoFrame is implemented in both /b/s/w/ir/out/Debug/./libcontent.dylib (0x1474d5238) and /b/s/w/ir/out/Debug/browser_tests (0x10d317f30). One of the two will be used. Which one is undefined.
[5087:775:0118/015444.312024:WARNING:ca_layer_tree_coordinator.mm(55)] Blank frame: No overlays or CALayers
[5076:775:0118/015444.491834:WARNING:gaia_auth_fetcher.cc(881)] Could not reach Google Accounts servers: errno -11
objc[5102]: Class RTCDispatcher is implemented in both /b/s/w/ir/out/Debug/./libcontent.dylib (0x154689030) and /b/s/w/ir/out/Debug/browser_tests (0x11a4d9d28). One of the two will be used. Which one is undefined.
objc[5102]: Class RTCEncodedImage is implemented in both /b/s/w/ir/out/Debug/./libcontent.dylib (0x154689080) and /b/s/w/ir/out/Debug/browser_tests (0x11a4d9d78). One of the two will be used. Which one is undefined.
objc[5102]: Class RTCRtpFragmentationHeader is implemented in both /b/s/w/ir/out/Debug/./libcontent.dylib (0x1546890d0) and /b/s/w/ir/out/Debug/browser_tests (0x11a4d9dc8). One of the two will be used. Which one is undefined.
objc[5102]: Class RTCVideoCapturer is implemented in both /b/s/w/ir/out/Debug/./libcontent.dylib (0x1546890f8) and /b/s/w/ir/out/Debug/browser_tests (0x11a4d9df0). One of the two will be used. Which one is undefined.
objc[5102]: Class RTCVideoCodecInfo is implemented in both /b/s/w/ir/out/Debug/./libcontent.dylib (0x154689148) and /b/s/w/ir/out/Debug/browser_tests (0x11a4d9e40). One of the two will be used. Which one is undefined.
objc[5102]: Class RTCVideoEncoderQpThresholds is implemented in both /b/s/w/ir/out/Debug/./libcontent.dylib (0x154689198) and /b/s/w/ir/out/Debug/browser_tests (0x11a4d9e90). One of the two will be used. Which one is undefined.
objc[5102]: Class RTCVideoEncoderSettings is implemented in both /b/s/w/ir/out/Debug/./libcontent.dylib (0x154689210) and /b/s/w/ir/out/Debug/browser_tests (0x11a4d9f08). One of the two will be used. Which one is undefined.
objc[5102]: Class RTCVideoFrame is implemented in both /b/s/w/ir/out/Debug/./libcontent.dylib (0x154689238) and /b/s/w/ir/out/Debug/browser_tests (0x11a4d9f30). One of the two will be used. Which one is undefined.
[5076:775:0118/015444.910284:WARNING:CONSOLE(0)] "HTML Imports is deprecated and will be removed in M73, around March 2019. Please use ES modules instead. See https://www.chromestatus.com/features/5144752345317376 for more details.", source:  (0)
objc[5114]: Class RTCDispatcher is implemented in both /b/s/w/ir/out/Debug/./libcontent.dylib (0x1542d4030) and /b/s/w/ir/out/Debug/browser_tests (0x11a119d28). One of the two will be used. Which one is undefined.
objc[5114]: Class RTCEncodedImage is implemented in both /b/s/w/ir/out/Debug/./libcontent.dylib (0x1542d4080) and /b/s/w/ir/out/Debug/browser_tests (0x11a119d78). One of the two will be used. Which one is undefined.
objc[5114]: Class RTCRtpFragmentationHeader is implemented in both /b/s/w/ir/out/Debug/./libcontent.dylib (0x1542d40d0) and /b/s/w/ir/out/Debug/browser_tests (0x11a119dc8). One of the two will be used. Which one is undefined.
objc[5114]: Class RTCVideoCapturer is implemented in both /b/s/w/ir/out/Debug/./libcontent.dylib (0x1542d40f8) and /b/s/w/ir/out/Debug/browser_tests (0x11a119df0). One of the two will be used. Which one is undefined.
objc[5114]: Class RTCVideoCodecInfo is implemented in both /b/s/w/ir/out/Debug/./libcontent.dylib (0x1542d4148) and /b/s/w/ir/out/Debug/browser_tests (0x11a119e40). One of the two will be used. Which one is undefined.
objc[5114]: Class RTCVideoEncoderQpThresholds is implemented in both /b/s/w/ir/out/Debug/./libcontent.dylib (0x1542d4198) and /b/s/w/ir/out/Debug/browser_tests (0x11a119e90). One of the two will be used. Which one is undefined.
objc[5114]: Class RTCVideoEncoderSettings is implemented in both /b/s/w/ir/out/Debug/./libcontent.dylib (0x1542d4210) and /b/s/w/ir/out/Debug/browser_tests (0x11a119f08). One of the two will be used. Which one is undefined.
objc[5114]: Class RTCVideoFrame is implemented in both /b/s/w/ir/out/Debug/./libcontent.dylib (0x1542d4238) and /b/s/w/ir/out/Debug/browser_tests (0x11a119f30). One of the two will be used. Which one is undefined.
[5076:775:0118/015447.085261:WARNING:gaia_auth_fetcher.cc(881)] Could not reach Google Accounts servers: errno -11
[5076:775:0118/015447.245184:WARNING:CONSOLE(293)] "<webview>: The load has aborted with error -11: ERR_NOT_IMPLEMENTED.", source: extensions::webViewEvents (293)
[5076:775:0118/015455.621671:WARNING:gaia_auth_fetcher.cc(881)] Could not reach Google Accounts servers: errno -11
[5076:775:0118/015520.464817:WARNING:gaia_auth_fetcher.cc(881)] Could not reach Google Accounts servers: errno -11
BrowserTestBase received signal: Terminated: 15. Backtrace:
0   libbase.dylib                       0x00000001369c45c7 base::debug::StackTrace::StackTrace(unsigned long) + 87
1   libbase.dylib                       0x00000001369c467d base::debug::StackTrace::StackTrace(unsigned long) + 29
2   libbase.dylib                       0x00000001366abef5 base::debug::StackTrace::StackTrace() + 37
3   browser_tests                       0x000000010c1e844d content::(anonymous namespace)::DumpStackTraceSignalHandler(int) + 173
4   libsystem_platform.dylib            0x00007fff665e3f5a _sigtramp + 26
5   libsystem_pthread.dylib             0x00007fff9eaaf380 _thread + 0
6   CoreFoundation                      0x00007fff3e3e9ff5 __CFRunLoopServiceMachPort + 341
7   CoreFoundation                      0x00007fff3e3e9347 __CFRunLoopRun + 1783
8   CoreFoundation                      0x00007fff3e3e89b7 CFRunLoopRunSpecific + 487
9   HIToolbox                           0x00007fff3d6c8d96 RunCurrentEventLoopInMode + 286
10  HIToolbox                           0x00007fff3d6c8b06 ReceiveNextEventCommon + 613
11  HIToolbox                           0x00007fff3d6c8884 _BlockUntilNextEventMatchingListInModeWithFilter + 64
12  AppKit                              0x00007fff3b979a73 _DPSNextEvent + 2085
13  AppKit                              0x00007fff3c10fe34 -[NSApplication(NSEvent) _nextEventMatchingEventMask:untilDate:inMode:dequeue:] + 3044
14  browser_tests                       0x000000010ad72d3a __71-[BrowserCrApplication nextEventMatchingMask:untilDate:inMode:dequeue:]_block_invoke + 106
15  libbase.dylib                       0x00000001366f6daa base::mac::CallWithEHFrame(void () block_pointer) + 10
16  browser_tests                       0x000000010ad72bd8 -[BrowserCrApplication nextEventMatchingMask:untilDate:inMode:dequeue:] + 248
17  AppKit                              0x00007fff3b96e885 -[NSApplication run] + 764
18  libbase.dylib                       0x0000000136743e61 base::MessagePumpNSApplication::DoRun(base::MessagePump::Delegate*) + 305
19  libbase.dylib                       0x0000000136740ed3 base::MessagePumpCFRunLoopBase::Run(base::MessagePump::Delegate*) + 131
20  libbase.dylib                       0x0000000136736160 base::MessageLoopImpl::Run(bool) + 512
21  libbase.dylib                       0x00000001367e5a42 base::RunLoop::Run() + 946
22  browser_tests                       0x000000010c29e8fc content::RunThisRunLoop(base::RunLoop*) + 44
23  browser_tests                       0x000000010c29fd9f content::MessageLoopRunner::Run() + 239
24  browser_tests                       0x000000010c448417 guest_view::TestGuestViewManager::WaitForNextGuestCreated() + 103
25  browser_tests                       0x0000000105aea0e1 ChromeSignInWebViewTest_NoFindInPageForUnattachedGuest_Test::RunTestOnMainThread() + 209
26  browser_tests                       0x000000010c1e7777 content::BrowserTestBase::ProxyRunTestOnMainThreadLoop() + 743
27  browser_tests                       0x000000010c1e990d void base::internal::FunctorTraits<void (content::BrowserTestBase::*)(), void>::Invoke<void (content::BrowserTestBase::*)(), content::BrowserTestBase*>(void (content::BrowserTestBase::*)(), content::BrowserTestBase*&&) + 125
28  browser_tests                       0x000000010c1e9811 void base::internal::InvokeHelper<false, void>::MakeItSo<void (content::BrowserTestBase::* const&)(), content::BrowserTestBase*>(void (content::BrowserTestBase::* const&&&)(), content::BrowserTestBase*&&) + 81
29  browser_tests                       0x000000010c1e9795 void base::internal::Invoker<base::internal::BindState<void (content::BrowserTestBase::*)(), base::internal::UnretainedWrapper<content::BrowserTestBase> >, void ()>::RunImpl<void (content::BrowserTestBase::* const&)(), std::__1::tuple<base::internal::UnretainedWrapper<content::BrowserTestBase> > const&, 0ul>(void (content::BrowserTestBase::* const&&&)(), std::__1::tuple<base::internal::UnretainedWrapper<content::BrowserTestBase> > const&&&, std::__1::integer_sequence<unsigned long, 0ul>) + 85
30  browser_tests                       0x000000010c1e96bc base::internal::Invoker<base::internal::BindState<void (content::BrowserTestBase::*)(), base::internal::UnretainedWrapper<content::BrowserTestBase> >, void ()>::Run(base::internal::BindStateBase*) + 44
31  browser_tests                       0x0000000105a9840d base::RepeatingCallback<void ()>::Run() const & + 61
32  browser_tests                       0x000000010ad7a62b ChromeBrowserMainParts::PreMainMessageLoopRunImpl() + 5179
33  browser_tests                       0x000000010ad79151 ChromeBrowserMainParts::PreMainMessageLoopRun() + 193
34  libcontent.dylib                    0x0000000147a69743 content::BrowserMainLoop::PreMainMessageLoopRun() + 243
35  libcontent.dylib                    0x0000000147a7342d int base::internal::FunctorTraits<int (content::BrowserMainLoop::*)(), void>::Invoke<int (content::BrowserMainLoop::*)(), content::BrowserMainLoop*>(int (content::BrowserMainLoop::*)(), content::BrowserMainLoop*&&) + 125
36  libcontent.dylib                    0x0000000147a73331 int base::internal::InvokeHelper<false, int>::MakeItSo<int (content::BrowserMainLoop::* const&)(), content::BrowserMainLoop*>(int (content::BrowserMainLoop::* const&&&)(), content::BrowserMainLoop*&&) + 81
37  libcontent.dylib                    0x0000000147a732b5 int base::internal::Invoker<base::internal::BindState<int (content::BrowserMainLoop::*)(), base::internal::UnretainedWrapper<content::BrowserMainLoop> >, int ()>::RunImpl<int (content::BrowserMainLoop::* const&)(), std::__1::tuple<base::internal::UnretainedWrapper<content::BrowserMainLoop> > const&, 0ul>(int (content::BrowserMainLoop::* const&&&)(), std::__1::tuple<base::internal::UnretainedWrapper<content::BrowserMainLoop> > const&&&, std::__1::integer_sequence<unsigned long, 0ul>) + 85
38  libcontent.dylib                    0x0000000147a731ac base::internal::Invoker<base::internal::BindState<int (content::BrowserMainLoop::*)(), base::internal::UnretainedWrapper<content::BrowserMainLoop> >, int ()>::Run(base::internal::BindStateBase*) + 44
39  libcontent.dylib                    0x00000001483e881d base::RepeatingCallback<int ()>::Run() const & + 61
40  libcontent.dylib                    0x0000000148cfd0fd content::StartupTaskRunner::RunAllTasksNow() + 109
41  libcontent.dylib                    0x0000000147a67b4e content::BrowserMainLoop::CreateStartupTasks() + 1406
42  libcontent.dylib                    0x0000000147a79871 content::BrowserMainRunnerImpl::Initialize(content::MainFunctionParams const&) + 1521
43  libcontent.dylib                    0x0000000147a6394f content::BrowserMain(content::MainFunctionParams const&) + 143
44  libcontent.dylib                    0x000000014a317d16 content::RunBrowserProcessMain(content::MainFunctionParams const&, content::ContentMainDelegate*) + 134
45  libcontent.dylib                    0x000000014a3193c4 content::ContentMainRunnerImpl::RunServiceManager(content::MainFunctionParams&, bool) + 1268
46  libcontent.dylib                    0x000000014a318ddb content::ContentMainRunnerImpl::Run(bool) + 603
47  libcontent.dylib                    0x000000014a3157a9 content::ContentServiceManagerMainDelegate::RunEmbedderProcess() + 57
48  libembedder.dylib                   0x00000001a7268277 service_manager::Main(service_manager::MainParams const&) + 1607
49  libcontent.dylib                    0x000000014a317c49 content::ContentMain(content::ContentMainParams const&) + 89
50  browser_tests                       0x000000010c1e71f5 content::BrowserTestBase::SetUp() + 2325
51  browser_tests                       0x000000010abd89f0 InProcessBrowserTest::SetUp() + 1648
52  browser_tests                       0x000000010ab5865b extensions::ExtensionBrowserTest::SetUp() + 91
53  browser_tests                       0x0000000105aed0dc WebViewTest::SetUp() + 156
54  browser_tests                       0x0000000107d38ade void testing::internal::HandleSehExceptionsInMethodIfSupported<testing::Test, void>(testing::Test*, void (testing::Test::*)(), char const*) + 126
55  browser_tests                       0x0000000107d1f392 void testing::internal::HandleExceptionsInMethodIfSupported<testing::Test, void>(testing::Test*, void (testing::Test::*)(), char const*) + 114
56  browser_tests                       0x0000000107d1f274 testing::Test::Run() + 116
57  browser_tests                       0x0000000107d1fd82 testing::TestInfo::Run() + 226
58  browser_tests                       0x0000000107d208ff testing::TestCase::Run() + 239
59  browser_tests                       0x0000000107d299f4 testing::internal::UnitTestImpl::RunAllTests() + 692
60  browser_tests                       0x0000000107d3c70e bool testing::internal::HandleSehExceptionsInMethodIfSupported<testing::internal::UnitTestImpl, bool>(testing::internal::UnitTestImpl*, bool (testing::internal::UnitTestImpl::*)(), char const*) + 126
61  browser_tests                       0x0000000107d296c2 bool testing::internal::HandleExceptionsInMethodIfSupported<testing::internal::UnitTestImpl, bool>(testing::internal::UnitTestImpl*, bool (testing::internal::UnitTestImpl::*)(), char const*) + 114
62  browser_tests                       0x0000000107d295a5 testing::UnitTest::Run() + 197
63  browser_tests                       0x000000010ac15221 RUN_ALL_TESTS() + 17
64  browser_tests                       0x000000010ac148d8 base::TestSuite::Run() + 152
65  browser_tests                       0x000000010ab3fc14 ChromeTestSuiteRunner::RunTestSuite(int, char**) + 100
66  browser_tests                       0x000000010ab3fda3 ChromeTestLauncherDelegate::RunTestSuite(int, char**) + 51
67  browser_tests                       0x000000010c29094d content::LaunchTests(content::TestLauncherDelegate*, unsigned long, int, char**) + 877
68  browser_tests                       0x000000010ab40223 LaunchChromeTests(unsigned long, content::TestLauncherDelegate*, int, char**) + 579
69  browser_tests                       0x000000010ab3f8d9 main + 153
70  libdyld.dylib                       0x00007fff662d5015 start + 1

Flaky/disabled tests are P1. This was caused by https://chromium-review.googlesource.com/c/chromium/src/+/1323904.

The following revision refers to this bug:
  https://chromium.googlesource.com/chromium/src.git/+/2d42c2f94d67e54e3986dd947719b98a375bba65

commit 2d42c2f94d67e54e3986dd947719b98a375bba65
Author: Gabriel Charette <gab@chromium.org>
Date: Fri Jan 18 18:43:06 2019

Disable flaky ChromeSignInWebViewTest.NoFindInPageForUnattachedGuest on Mac too

TBR=ekaramad@chromium.org, lfg@chromium.org

Bug: 914098
Change-Id: Idc4d48eb95a0143b31a670eafe49ef46a9ec8915
Reviewed-on: https://chromium-review.googlesource.com/c/1422437
Reviewed-by: Gabriel Charette <gab@chromium.org>
Commit-Queue: Gabriel Charette <gab@chromium.org>
Cr-Commit-Position: refs/heads/master@{#624210}
[modify] https://crrev.com/2d42c2f94d67e54e3986dd947719b98a375bba65/chrome/browser/apps/guest_view/web_view_browsertest.cc

Actually, looks like the history of Flakiness Dashboard doesn't go that far back and on https://ci.chromium.org/p/chromium/builders/luci.chromium.ci/Mac10.13%20Tests%20%28dbg%29?limit=200 : the flakes started at a revision <= r623201.

Rough range (imprecise given it's a flake): https://chromium.googlesource.com/chromium/src/+log/81cd63979e7fb20cbc42824992cde618a04941d8..8fac1ece71d743450a3543092a24c156e2d9d414?pretty=fuller&n=10000

Perhaps r623185 (webui + identity)? Or r623191 (signin)?

Recent changes might have just enhanced likelihood on an existing race (given this was reported as flaky more than a month ago).

Recent changes might have just enhanced likelihood on an existing race (given this was reported as flaky more than a month ago).