commit 901bd33d95fb01e9984a91df5267955f2458b769
author zalan@apple.com <zalan@apple.com@268f45cc-cd09-0410-ab3c-d52691b4dbfc> Thu Jun 04 06:23:47 2015 +0000
committer zalan@apple.com <zalan@apple.com@268f45cc-cd09-0410-ab3c-d52691b4dbfc> Thu Jun 04 06:23:47 2015 +0000
tree ee4a42395ec7a59ffc8a514eb934632f7c4f3777
parent 2b9ca0100c21646ff4c18015b0def276298a5958

Use borderBoxRect instead of contentBoxRect for backdrop filter.
https://bugs.webkit.org/show_bug.cgi?id=145606

Reviewed by Simon Fraser.

Backdrop filter should use border box rect. It also needs to take css clip into account.

Source/WebCore:

Tests: css3/filters/backdrop/backdrop-filter-with-cliprect.html
       css3/filters/backdrop/backdrop-filter-with-mask.html

* rendering/RenderLayerBacking.cpp:
(WebCore::RenderLayerBacking::updateBackdropFiltersGeometry):

LayoutTests:

* css3/filters/backdrop/backdrop-filter-does-not-size-properly-border-and-padding-expected.txt:
* css3/filters/backdrop/backdrop-filter-with-cliprect-expected.txt: Added.
* css3/filters/backdrop/backdrop-filter-with-cliprect.html: Added.
* css3/filters/backdrop/backdrop-filter-with-mask-expected.txt: Added.
* css3/filters/backdrop/backdrop-filter-with-mask.html: Added.


git-svn-id: http://svn.webkit.org/repository/webkit/trunk@185192 268f45cc-cd09-0410-ab3c-d52691b4dbfc