No menu item for display density for the terminal.

The default Crostini terminal app is crosh in a Chrome window and the
display density toggle doesn't apply.

BUG=chromium:839242;chromium:900032
TEST=Manually tested on an eve device

Change-Id: I5d7007009803b63590864e107ece80082f9cfb9b
Reviewed-on: https://chromium-review.googlesource.com/c/1308416
Reviewed-by: Michael Wasserman <msw@chromium.org>
Reviewed-by: Timothy Loh <timloh@chromium.org>
Commit-Queue: Tim Zheng <timzheng@chromium.org>
Cr-Commit-Position: refs/heads/master@{#604278}
2 files changed