Rename SVGLayoutSupport::PointInClippingArea to IntersectsClipPath

This function specifically checks only the shape(s) defined by the
'clip-path' property. It will also learn to handle more than just points
in the near future.

Change-Id: Icae665ff000ed5da2f7b0c5fad77411c856d176b
Reviewed-on: https://chromium-review.googlesource.com/c/1278402
Reviewed-by: Stephen Chenney <schenney@chromium.org>
Commit-Queue: Fredrik Söderquist <fs@opera.com>
Cr-Commit-Position: refs/heads/master@{#599627}
3 files changed