cros: Touchable app context menu dead code cleanup

More cleanups, this is just within ash, not within app_list or shelf.

Bug: 906684
Change-Id: I42b6a0b6765481685a1ec5e612b4d849f8f3f0ff
Reviewed-on: https://chromium-review.googlesource.com/c/1342766
Reviewed-by: Mitsuru Oshima <oshima@chromium.org>
Commit-Queue: Alex Newcomer <newcomer@chromium.org>
Cr-Commit-Position: refs/heads/master@{#609525}
1 file changed