TouchUtil's drag method tries to sync after sending
each event which is not necessary. Sync are slow so
removing them greatly improves test running time.
Bug: 17323559
Change-Id: Ia4ed02b2af44da0d821d93d28f963005d9d7ea79
Applications now get the display size from the window manager. No
behavior should be changed yet, this is just prep for some real
changes.
Change-Id: I2958a6660895c1cba2b670509600014e55ee9273