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This CL records touch action rects for TablePainter. A layout
test is added to ensure its correctness.

Bug: 851674
Cq-Include-Trybots: luci.chromium.try:linux_layout_tests_slimming_paint_v2;master.tryserver.blink:linux_trusty_blink_rel
Change-Id: Ic82e47898ed2b1bf97955dc7fffcf86d9eb7c7e3
Reviewed-on: https://chromium-review.googlesource.com/1213535Reviewed-by: Philip Rogers <pdr@chromium.org>
Commit-Queue: Xida Chen <xidachen@chromium.org>
Cr-Commit-Position: refs/heads/master@{#589737}