GitLab

If an exception is thrown in onRenderProcessGone, then it should be
propagated back to the UI thread message loop so that it is observable
by the application/debuggerd as something other than a native crash.

Bug: 592556
Change-Id: I28b6792c4503347092ce4e79370b20de87c51114
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1585881
Commit-Queue: Tobias Sargeant <tobiasjs@chromium.org>
Reviewed-by: Richard Coles <torne@chromium.org>
Cr-Commit-Position: refs/heads/master@{#663026}