Bug 1374233 - Part 2: Add NonNegativeAu.

Add values::computed::NonNegativeAu, so BorderSideWith could be computed
to this non-negative Au, for the following properties:
1. outline-width
2. border-{*}-width
3. column-rule-width
4. -webkit-text-stroke-width

MozReview-Commit-ID: ASHaB2F7VtM
This commit is contained in:
Boris Chiou 2017-07-20 13:11:37 +08:00
parent 4cc97746f2
commit 191c2a282b
16 changed files with 113 additions and 64 deletions

View file

@ -2576,7 +2576,7 @@ impl Fragment {
}
// Outlines cause us to draw outside our border box.
let outline_width = self.style.get_outline().outline_width;
let outline_width = self.style.get_outline().outline_width.0;
if outline_width != Au(0) {
overflow.paint = overflow.paint.union(&border_box.inflate(outline_width,
outline_width))