Remove missing object to avoid NPE

Initialization of mContentView was removed in commit
addfd25b639047e8463772b14f249758bdb20fbc, but is still
referenced during timeout causing NPE. Remove reference
as it is not needed.

Bug: 18309654
Change-Id: Id42810a97d638fd761a32069b591fc2b647e3a67
1 file changed