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Fix assertion (that should have turned the tree orange). (Bug 608458) r=roc a2.0=blocking(on 500141)

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This commit is contained in:
L. David Baron 2010-11-16 09:56:03 -08:00
parent 4725048bd9
commit 08f5283ad7
1 changed files with 3 additions and 2 deletions
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5
layout/base/nsCSSRenderingBorders.cpp
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@ -423,7 +423,8 @@ typedef enum {
// Given three points, p0, p1, and midPoint, move p1 further in to the
// rectangle (of which aMidPoint is the center) so that it reaches the
// closer of the horizontal or vertical lines intersecting the midpoint,
// while maintaing the slope of the line. p0 and p1 must be distinct.
// while maintaing the slope of the line. If p0 and p1 are the same,
// just move p1 to midPoint (since there's no slope to maintain).
// FIXME: Extending only to the midpoint isn't actually sufficient for
// boxes with asymmetric radii.
static void
@ -433,7 +434,7 @@ MaybeMoveToMidPoint(gfxPoint& aP0, gfxPoint& aP1, const gfxPoint& aMidPoint)
if (ps.x == 0.0) {
if (ps.y == 0.0) {
NS_NOTREACHED("points should be different");
aP1 = aMidPoint;
} else {
aP1.y = aMidPoint.y;
}