browser_tests failing on chromium.linux/Linux Tests (dbg)(1)

Builders failed on: 
- Linux Tests (dbg)(1): 
  https://build.chromium.org/p/chromium.linux/builders/Linux%20Tests%20%28dbg%29%281%29


Example:
Build bot
https://uberchromegw.corp.google.com/i/chromium.linux/builders/Linux%20Tests%20%28dbg%29%281%29/builds/61158

Crash log:

PrintPreviewDialogControllerBrowserTest.ReloadInitiatorTab (run #1):
[ RUN      ] PrintPreviewDialogControllerBrowserTest.ReloadInitiatorTab
Xlib:  extension "RANDR" missing on display ":99".
Xlib:  extension "RANDR" missing on display ":99".
[19664:19664:0223/203620.116965:WARNING:audio_manager.cc(295)] Multiple instances of AudioManager detected
[19664:19664:0223/203620.117088:WARNING:audio_manager.cc(254)] Multiple instances of AudioManager detected
[19664:19664:0223/203620.473301:WARNING:password_store_factory.cc(247)] Using basic (unencrypted) store for password storage. See https://chromium.googlesource.com/chromium/src/+/master/docs/linux_password_storage.md for more information about password storage options.
../../chrome/browser/printing/print_preview_dialog_controller_browsertest.cc:269: Failure
Value of: dialog_destroyed_observer.dialog_destroyed()
  Actual: false
Expected: true
[19664:19664:0223/203623.236207:WARNING:url_request_context_getter.cc(43)] URLRequestContextGetter leaking due to no owning thread.
[  FAILED  ] PrintPreviewDialogControllerBrowserTest.ReloadInitiatorTab, where TypeParam =  and GetParam() =  (5150 ms)

PrintPreviewDialogControllerBrowserTest.ReloadInitiatorTab (run #2):
[ RUN      ] PrintPreviewDialogControllerBrowserTest.ReloadInitiatorTab
Xlib:  extension "RANDR" missing on display ":99".
Xlib:  extension "RANDR" missing on display ":99".
[10813:10813:0223/204757.900889:WARNING:audio_manager.cc(295)] Multiple instances of AudioManager detected
[10813:10813:0223/204757.900976:WARNING:audio_manager.cc(254)] Multiple instances of AudioManager detected
[10813:10813:0223/204758.130845:WARNING:password_store_factory.cc(247)] Using basic (unencrypted) store for password storage. See https://chromium.googlesource.com/chromium/src/+/master/docs/linux_password_storage.md for more information about password storage options.
../../chrome/browser/printing/print_preview_dialog_controller_browsertest.cc:269: Failure
Value of: dialog_destroyed_observer.dialog_destroyed()
  Actual: false
Expected: true
[10813:10813:0223/204800.082180:WARNING:url_request_context_getter.cc(43)] URLRequestContextGetter leaking due to no owning thread.
[  FAILED  ] PrintPreviewDialogControllerBrowserTest.ReloadInitiatorTab, where TypeParam =  and GetParam() =  (3695 ms)

PrintPreviewDialogControllerBrowserTest.ReloadInitiatorTab (run #3):
[ RUN      ] PrintPreviewDialogControllerBrowserTest.ReloadInitiatorTab
Xlib:  extension "RANDR" missing on display ":99".
Xlib:  extension "RANDR" missing on display ":99".
[10887:10887:0223/204802.867148:WARNING:audio_manager.cc(295)] Multiple instances of AudioManager detected
[10887:10887:0223/204802.867241:WARNING:audio_manager.cc(254)] Multiple instances of AudioManager detected
[10887:10887:0223/204803.105751:WARNING:password_store_factory.cc(247)] Using basic (unencrypted) store for password storage. See https://chromium.googlesource.com/chromium/src/+/master/docs/linux_password_storage.md for more information about password storage options.
../../chrome/browser/printing/print_preview_dialog_controller_browsertest.cc:269: Failure
Value of: dialog_destroyed_observer.dialog_destroyed()
  Actual: false
Expected: true
[10887:10887:0223/204805.041722:WARNING:url_request_context_getter.cc(43)] URLRequestContextGetter leaking due to no owning thread.
[  FAILED  ] PrintPreviewDialogControllerBrowserTest.ReloadInitiatorTab, where TypeParam =  and GetParam() =  (3659 ms)

PrintPreviewDialogControllerBrowserTest.ReloadInitiatorTab (run #4):
[ RUN      ] PrintPreviewDialogControllerBrowserTest.ReloadInitiatorTab
Xlib:  extension "RANDR" missing on display ":99".
Xlib:  extension "RANDR" missing on display ":99".
[10975:10975:0223/204807.865259:WARNING:audio_manager.cc(295)] Multiple instances of AudioManager detected
[10975:10975:0223/204807.865342:WARNING:audio_manager.cc(254)] Multiple instances of AudioManager detected
[10975:10975:0223/204808.095942:WARNING:password_store_factory.cc(247)] Using basic (unencrypted) store for password storage. See https://chromium.googlesource.com/chromium/src/+/master/docs/linux_password_storage.md for more information about password storage options.
../../chrome/browser/printing/print_preview_dialog_controller_browsertest.cc:269: Failure
Value of: dialog_destroyed_observer.dialog_destroyed()
  Actual: false
Expected: true
[10975:10975:0223/204810.034118:WARNING:url_request_context_getter.cc(43)] URLRequestContextGetter leaking due to no owning thread.
[  FAILED  ] PrintPreviewDialogControllerBrowserTest.ReloadInitiatorTab, where TypeParam =  and GetParam() =  (3675 ms)