tree a012b73bcf3978575aaf40e256a6cf42f430638b
parent 432d91004b79c79deebeee6f6197e43adf6caafd
author Richard Uhler <ruhler@google.com> 1507798519 +0100
committer Richard Uhler <ruhler@google.com> 1507799085 +0100

Give even better error messages on failure to launch ahat.

In particular, explicitly state that a heap dump "does not appear to
be a valid Java heap dump" on HprofFormatException.

Bug: 64318055
Test: m ahat-test
Test: ahat Android.mk
Test: ahat FileThatDoesNotExists.hprof
Test: ahat etc/L.hprof & ahat etc/O.hprof

Change-Id: I014b465e23e48941655bcbb3505cec8fd7965fc9