Merge "Merge "apply empty transaction in startActivitySync" into qt-dev am: f928b661d9 am: 5cd874d792 am: 5d138b1d12" into qt-qpr1-dev-plus-aosp
am: 17bcc8bc4b

Change-Id: I9529ab79ea4541af7d87a23e5b4f3c584eeb35b4