1 Test for http://bugs.webkit.org/show_bug.cgi?id=9284 Quirksmode (CSS1): Removing inline border styles is impossible.
3 Starting with a declaration containing all properties that are constituents of shortcuts, see what is removed when a shortcut property is removed. The shortcut’s constituents and only them should be removed.
8 Removing background-position
10 and adds "background-image, background-attachment, background-color, background-size, background-origin, background-clip, background-repeat".
16 and adds "border-right-width, border-bottom-width, border-left-width, border-right-style, border-bottom-style, border-left-style, border-right-color, border-bottom-color, border-left-color".
19 and adds "border-top-width, border-bottom-width, border-left-width, border-top-style, border-bottom-style, border-left-style, border-top-color, border-bottom-color, border-left-color".
20 Removing border-bottom
22 and adds "border-top-width, border-right-width, border-left-width, border-top-style, border-right-style, border-left-style, border-top-color, border-right-color, border-left-color".
25 and adds "border-top-width, border-right-width, border-bottom-width, border-top-style, border-right-style, border-bottom-style, border-top-color, border-right-color, border-bottom-color".
28 and adds "border-width, border-style".
31 and adds "border-width, border-color".
34 and adds "border-style, border-color".
35 Removing border-radius
36 removes "border-radius"
38 Removing -webkit-border-radius
39 removes "border-radius"
41 Removing border-spacing
42 removes "border-spacing"
44 Removing -webkit-columns
45 removes "-webkit-column-width, -webkit-column-count"
47 Removing -webkit-column-rule
48 removes "-webkit-column-rule-width, -webkit-column-rule-style, -webkit-column-rule-color"
56 Removing -webkit-margin-collapse
57 removes "-webkit-margin-before-collapse, -webkit-margin-after-collapse"
60 removes "-webkit-mask"
62 Removing -webkit-mask-position
63 removes "-webkit-mask"
64 and adds "-webkit-mask-image, -webkit-mask-repeat-x, -webkit-mask-repeat-y".
71 Removing -webkit-text-stroke
72 removes "-webkit-text-stroke-color, -webkit-text-stroke-width"