tree efbf37b487c412cffb3c1c5f82cd531876dc2f74
parent 114128a8f9531a602ca7dd41506a68e79c127d05
author Jin Cao <jinyan@google.com> 1410888230 -0700
committer Jin Cao <jinyan@google.com> 1410889586 -0700

Don't confirm if discarding empty message

When the user chooses to discard a message in compose,
don't ask for confirmation if the message has no content
(subject, body, attachment).

b/17496056

Change-Id: I597039dacf2afcb71d6dfd614c10e23025f901de