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When dealing with a percentage-width HR, don't let it impact the max-element-size.width inappropriately
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@ -228,7 +228,16 @@ HRuleFrame::Reflow(nsIPresContext& aPresContext,
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aPresContext.GetScaledPixelsToTwips(p2t);
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nscoord onePixel = NSIntPixelsToTwips(1, p2t);
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if (aReflowState.HaveFixedContentWidth()) {
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aDesiredSize.maxElementSize->width = aReflowState.minWidth;
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const nsStylePosition* pos;
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GetStyleData(eStyleStruct_Position, (const nsStyleStruct*&)pos);
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if (eStyleUnit_Percent == pos->mWidth.GetUnit()) {
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// When the HR is using a percentage width, make sure it
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// remains springy.
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aDesiredSize.maxElementSize->width = onePixel;
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}
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else {
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aDesiredSize.maxElementSize->width = aReflowState.minWidth;
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}
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aDesiredSize.maxElementSize->height = onePixel;
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}
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else {
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