rename getRect -> getBounds
This follows uiautomatorviewer convention, making it
easier for DD users to use that tool.
Skip invisible children -- this is critical; e.g. ViewPager
keeps all invisible pages in memory. If users use
uiautomatorviewer to define matchers, the invisible nodes
may match surprisingly.

Change-Id: Idc4298bf18931978e2e9fd3c27e273f0e49c2f1f
9 files changed