[css2] Issue 218 (percentage intrinsic widths)

http://wiki.csswg.org/spec/css2.1#issue-218

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extra : convert_revision : svn%3A73dc7c4b-06e6-40f3-b4f7-9ed1dbc14bfc/trunk%403121

Author: bert-github

css2/generate.src

@@ -861,9 +861,6 @@ class="propinst-list-style-type">'list-style-type'</span> marker.
 If the image has an intrinsic width or height, then that intrinsic
 width/height becomes the image's used width/height.
 <li>
-If the image's intrinsic width or height is given as a percentage,
-then that percentage is resolved against 1em.
-<li>
 If the image has no intrinsic ratio and a ratio cannot be calculated
 from its width and height, then its intrinsic ratio is assumed to be
 1:1.