Update boostrap configs in gitzip.py.
Update boostrap configs in gitzip.py.

Removed dependencies on other slave code, since this script will
likely not be run on a buildbot slave.

R=ilevy@chromium.org

Review URL: https://codereview.chromium.org/18558006

git-svn-id: 239fca9b83025a0b6f823aeeca02ba5be3d9fd76@211467 0039d316-1c4b-4281-b951-d872f2087c98

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