Copy swarm_hashes factory property during AnnotatorFactory's triggers.
Copy swarm_hashes factory property during AnnotatorFactory's triggers.

Arguably the better place to put this would be in CreateTriggerStep in
commands.py, but this change has a smaller chance of breaking
something unexpectedly at a later date.

BUG=321878

Review URL: https://codereview.chromium.org/131773003

git-svn-id: 239fca9b83025a0b6f823aeeca02ba5be3d9fd76@244293 0039d316-1c4b-4281-b951-d872f2087c98

eunchong/build,eunchong/build,eunchong/build,eunchong/build