Clean up stray spaces.

TBR=iannucci@chromium.org
BUG=241769

Review URL: https://codereview.chromium.org/72783002

git-svn-id: svn://svn.chromium.org/chrome/trunk/tools/depot_tools@235145 0039d316-1c4b-4281-b951-d872f2087c98