GitLab

The term "feed" is irrelevant with Drive API, hence should not be
used in code.

BUG=165395
TEST=none

Review URL: https://chromiumcodereview.appspot.com/16072024

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@203955 0039d316-1c4b-4281-b951-d872f2087c98