[automerger skipped] Merge "Add a flag for refresh rate switching" into qt-qpr1-dev am: 926b76a519 -s ours

am skip reason: Change-Id I54cd5be9d2c1b9abc8475c3ce39846cbe9f9fe53 with SHA-1 c97117b724 is in history

Change-Id: I6d20d08cbcfebe9217f7fcf65e9e573865e71df2