Remove files which should've been removed at r154984.

TEST=none
BUG=none
R=haraken,tkent

Review URL: https://chromiumcodereview.appspot.com/21011002

git-svn-id: svn://svn.chromium.org/blink/trunk@155078 bbb929c8-8fbe-4397-9dbb-9b2b20218538