Jeff Brown dcab190bd2 Fix pointer indexing issue in VelocityTracker.
VelocityTracker was implicitly assuming that the pointer ids in
a MotionEvent were ordered.  That is not necessarily the case
so we need to be careful while copying the pointer coordinates out.

Bug: 6413587
Change-Id: I3b23a954f893eebdf786f2a94207149b092ef036
2012-05-14 18:44:17 -07:00
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