Revert "Add support for removing and adding --dom-login from arguments"

This reverts commit a38b7cb4f03ba56b7e467d85f4e71f7ec5529031.

BUG=None
TEST=None

Review URL: http://codereview.chromium.org/6882055

Change-Id: I9d9d1ff925c9c37cd33b917ffac691cf102e073d
2 files changed