Listview: check if we need to animate it, else skip processing

Change-Id: Ie3db4f945263746e748b404c45880a82d93ad2e2
ActivityManager: reduce reuse recycle

These inner classes are registered as services for each system process to dump information
during certain events like ANRs.  We can combine to reduce memory footprint by eliminating
the redundant inner classes and registered services.

Change-Id: I7c85323fb42ea67503841cc0717ef915ae9c851f