BrowserActionButtonUiTest.TestOverflowContainerLayout crashes flaky on Mac (interactive_ui_tests) and has been for quite some time.

Example crash:

BrowserActionButtonUiTest.TestOverflowContainerLayout (run #1):
[ RUN      ] BrowserActionButtonUiTest.TestOverflowContainerLayout
[10002:1287:0411/015039:WARNING:vt_video_decode_accelerator_mac.cc(202)] Failed to create hardware VideoToolbox session. Hardware accelerated video decoding will be disabled.
[10002:1287:0411/015039:WARNING:ipc_message_attachment_set.cc(57)] MessageAttachmentSet destroyed with unconsumed descriptors: 0/1
BrowserTestBase signal handler received SIGTERM. Backtrace:
0   interactive_ui_tests                0x00000001023b9c73 _ZN4base5debug10StackTraceC1Ev + 19
1   interactive_ui_tests                0x0000000101c55591 _ZN7content12_GLOBAL__N_1L27DumpStackTraceSignalHandlerEi + 65
2   libsystem_platform.dylib            0x00007fff8be535aa _sigtramp + 26
3   ???                                 0x0000c1ab0063d63d 0x0 + 212940190111293
4   CoreFoundation                      0x00007fff902cef15 __CFRunLoopServiceMachPort + 181
5   CoreFoundation                      0x00007fff902ce539 __CFRunLoopRun + 1161
6   CoreFoundation                      0x00007fff902cde75 CFRunLoopRunSpecific + 309
7   HIToolbox                           0x00007fff8e75da0d RunCurrentEventLoopInMode + 226
8   HIToolbox                           0x00007fff8e75d7b7 ReceiveNextEventCommon + 479
9   HIToolbox                           0x00007fff8e7ab5cd AcquireNextEventInMode + 51
10  HIToolbox                           0x00007fff8e7a905a _ZL19IsUserStillTrackingP14MenuSelectDataPh + 186
11  HIToolbox                           0x00007fff8e7a8c61 _ZL15TrackMenuCommonR14MenuSelectDataPh + 1545
12  HIToolbox                           0x00007fff8e7910d6 _ZL19PopUpMenuSelectCoreP8MenuData5PointdS1_tjPK4RecttjS4_S4_PK10__CFStringPP13OpaqueMenuRefPt + 1526
13  HIToolbox                           0x00007fff8e7902f6 _HandlePopUpMenuSelection7 + 596
14  AppKit                              0x00007fff88c2f161 _NSSLMPopUpCarbonMenu3 + 4153
15  AppKit                              0x00007fff88c2e116 _NSPopUpCarbonMenu3 + 39
16  AppKit                              0x00007fff88c2ddd6 -[NSCarbonMenuImpl popUpMenu:atLocation:width:forView:withSelectedItem:withFont:withFlags:withOptions:] + 350
17  AppKit                              0x00007fff88c2ca87 -[NSPopUpButtonCell trackMouse:inRect:ofView:untilMouseUp:] + 531
18  interactive_ui_tests                0x0000000102220682 -[MenuButton(Private) showMenu:] + 562
19  AppKit                              0x00007fff88bc6260 -[NSApplication sendAction:to:from:] + 327
20  interactive_ui_tests                0x00000001018125a1 -[BrowserCrApplication sendAction:to:from:] + 785
21  AppKit                              0x00007fff88bc60de -[NSControl sendAction:to:] + 86
22  interactive_ui_tests                0x00000001021cbfd5 -[ClickHoldButtonCell trackMouse:inRect:ofView:untilMouseUp:] + 1077
23  AppKit                              0x00007fff88c2b13d -[NSControl mouseDown:] + 706
24  AppKit                              0x00007fff88baca58 -[NSWindow sendEvent:] + 11296
25  interactive_ui_tests                0x00000001021cb77f -[ChromeEventProcessingWindow sendEvent:] + 79
26  AppKit                              0x00007fff88b4b5d4 -[NSApplication sendEvent:] + 2021
27  interactive_ui_tests                0x000000010181274c __34-[BrowserCrApplication sendEvent:]_block_invoke + 172
28  interactive_ui_tests                0x00000001023d288a _ZN4base3mac15CallWithEHFrameEU13block_pointerFvvE + 10
29  interactive_ui_tests                0x0000000101812698 -[BrowserCrApplication sendEvent:] + 72
30  AppKit                              0x00007fff8899b9f9 -[NSApplication run] + 646
31  interactive_ui_tests                0x00000001023af4b6 _ZN4base24MessagePumpNSApplication5DoRunEPNS_11MessagePump8DelegateE + 326
32  interactive_ui_tests                0x00000001023aead4 _ZN4base24MessagePumpCFRunLoopBase3RunEPNS_11MessagePump8DelegateE + 100
33  interactive_ui_tests                0x00000001023f4493 _ZN4base7RunLoop3RunEv + 99
34  interactive_ui_tests                0x000000010174c0b5 _ZZN58BrowserActionButtonUiTest_TestOverflowContainerLayout_Test19RunTestOnMainThreadEvENK3$_0clEiRKNSt3__112basic_stringIcNS1_11char_traitsIcEENS1_9allocatorIcEEEE + 181
35  interactive_ui_tests                0x000000010174bab9 _ZN58BrowserActionButtonUiTest_TestOverflowContainerLayout_Test19RunTestOnMainThreadEv + 409
36  interactive_ui_tests                0x0000000101c50d79 _ZN20InProcessBrowserTest23RunTestOnMainThreadLoopEv + 169
37  interactive_ui_tests                0x0000000101c5537b _ZN7content15BrowserTestBase28ProxyRunTestOnMainThreadLoopEv + 235
38  interactive_ui_tests                0x00000001018160e0 _ZN22ChromeBrowserMainParts25PreMainMessageLoopRunImplEv + 3888
39  interactive_ui_tests                0x000000010181507a _ZN22ChromeBrowserMainParts21PreMainMessageLoopRunEv + 122
40  interactive_ui_tests                0x0000000105103793 _ZN7content15BrowserMainLoop21PreMainMessageLoopRunEv + 179
41  interactive_ui_tests                0x00000001053e8780 _ZN7content17StartupTaskRunner14RunAllTasksNowEv + 48
42  interactive_ui_tests                0x0000000105101d74 _ZN7content15BrowserMainLoop18CreateStartupTasksEv + 644
43  interactive_ui_tests                0x0000000105105cc5 _ZN7content21BrowserMainRunnerImpl10InitializeERKNS_18MainFunctionParamsE + 549
44  interactive_ui_tests                0x00000001050ff565 _ZN7content11BrowserMainERKNS_18MainFunctionParamsE + 149
45  interactive_ui_tests                0x0000000106510d24 _ZN7content21ContentMainRunnerImpl3RunEv + 100
46  interactive_ui_tests                0x0000000106510086 _ZN7content11ContentMainERKNS_17ContentMainParamsE + 54
47  interactive_ui_tests                0x0000000101c5510c _ZN7content15BrowserTestBase5SetUpEv + 940
48  interactive_ui_tests                0x0000000101c502e7 _ZN20InProcessBrowserTest5SetUpEv + 231
49  interactive_ui_tests                0x0000000101ea918b _ZN7testing4Test3RunEv + 299
50  interactive_ui_tests                0x0000000101ea9dca _ZN7testing8TestInfo3RunEv + 410
51  interactive_ui_tests                0x0000000101eaa393 _ZN7testing8TestCase3RunEv + 451
52  interactive_ui_tests                0x0000000101eb0999 _ZN7testing8internal12UnitTestImpl11RunAllTestsEv + 841
53  interactive_ui_tests                0x0000000101eb061d _ZN7testing8UnitTest3RunEv + 269
54  interactive_ui_tests                0x000000010650cd96 _ZN4base9TestSuite3RunEv + 150
55  interactive_ui_tests                0x00000001016d4d9a _ZN28InteractiveUITestSuiteRunner12RunTestSuiteEiPPc + 42
56  interactive_ui_tests                0x00000001065137ef _ZN7content11LaunchTestsEPNS_20TestLauncherDelegateEiiPPc + 319
57  interactive_ui_tests                0x00000001016d4d10 main + 80
58  interactive_ui_tests                0x00000001015be434 start + 52
59  ???                                 0x0000000000000008 0x0 + 8

Logs:
https://build.chromium.org/p/chromium.mac/builders/Mac10.9%20Tests/builds/19426/steps/interactive_ui_tests%20on%20Mac-10.9/logs/BrowserActionButtonUiTest.TestOverflowContainerLayout
https://build.chromium.org/p/chromium.mac/builders/Mac10.9%20Tests/builds/19427/steps/interactive_ui_tests%20on%20Mac-10.9/logs/BrowserActionButtonUiTest.TestOverflowContainerLayout
https://build.chromium.org/p/chromium.mac/builders/Mac10.9%20Tests/builds/19428/steps/interactive_ui_tests%20on%20Mac-10.9/logs/BrowserActionButtonUiTest.TestOverflowContainerLayout

rdevlin.cronin: can you have a look or reassign?