Remove fmt.Fatal calls from run_chromium_analysis worker script
Remove fmt.Fatal calls from run_chromium_analysis worker script

Realized that deferred calls where not being called. If this looks good I
will make similar changes to other worker scripts.

BUG=skia:5919

Change-Id: Ice749c589e8934bd810398e254596f70a3a929be
Reviewed-on: https://skia-review.googlesource.com/4602
Reviewed-by: Ben Wagner <3ef7217be91069877d94f7907ce5479000772cd3@google.com>
Commit-Queue: Ravi Mistry <9fa2e7438b8cb730f96b74865492597170561628@google.com>

google/skia-buildbot,google/skia-buildbot,google/skia-buildbot,google/skia-buildbot,google/skia-buildbot,google/skia-buildbot,google/skia-buildbot,google/skia-buildbot