Remove evan from OWNERS

He no longer works on this project.

Review URL: https://chromiumcodereview.appspot.com/11506010

git-svn-id: svn://svn.chromium.org/chrome/trunk/tools/depot_tools@172123 0039d316-1c4b-4281-b951-d872f2087c98

OWNERS

@@ -2,7 +2,6 @@ set noparent
 bradnelson@google.com
 cmp@chromium.org
 dpranke@chromium.org
-evan@chromium.org
 maruel@chromium.org
 maruel@google.com
 nsylvain@chromium.org