[Flakiness] Fix RunLoopTest death-tests to fail without hanging.

This test is exercising a DCHECK in RunLoop::BeforeRun() which is
exercised the same way by RunUntilIdle(). RunUntileIdle() has the
benefit of not hanging the test on failure.

R=danakj@chromium.org, wez@chromium.org

Bug: 832882
Change-Id: I905e7f3940130b5648dcb16eab4b55a17d811169
Reviewed-on: https://chromium-review.googlesource.com/1066401
Reviewed-by: Gabriel Charette <gab@chromium.org>
Reviewed-by: Wez <wez@chromium.org>
Reviewed-by: kylechar <kylechar@chromium.org>
Reviewed-by: danakj <danakj@chromium.org>
Commit-Queue: Gabriel Charette <gab@chromium.org>
Cr-Commit-Position: refs/heads/master@{#560602}

CrOS-Libchrome-Original-Commit: f3fd8f08252427e9d4f48a4316792bdfa0eb98de
1 file changed
tree: 434d2952326fde2098fbd6b9c81e8e62f10e9554
  1. base/
  2. build/
  3. components/
  4. dbus/
  5. device/
  6. ipc/
  7. mojo/
  8. testing/
  9. third_party/
  10. ui/