Catch throwable exceptions.

If the zygote dies early enough, certain exceptions disappear and never
result in an error message in the log. Fix the code to catch all
Throwable exceptions so that an error message does not result in a
silent restart of the zygote.

Bug: 29400363
Change-Id: Ib044006629ea4441728921f3c587d0cb295ec745
1 file changed