[Webkit-unassigned] [Bug 208324] CSSCalcOperationNode objects are leaking on CNN.com

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=208324

--- Comment #4 from Chris Dumez <cdumez at apple.com> ---
(In reply to Chris Dumez from comment #3)
> (In reply to Chris Dumez from comment #1)
> > It looks like they usually get destroy via a call to CSSValue::destroy():
> > 1   0x107fd65ac WebCore::CSSCalcOperationNode::~CSSCalcOperationNode()
> > 2   0x108028f50 WebCore::CSSValue::destroy()
> > 3   0x10800fc98 WebCore::CSSPrimitiveValue::cleanup()
> > 4   0x108028da1 WebCore::CSSValue::destroy()
> > 5   0x108062801 WebCore::StylePropertiesBase::deref() const
> > 6   0x10805f798 WebCore::StyleRuleBase::destroy()
> > 7   0x10805f9bb WebCore::StyleRuleBase::destroy()
> > 8   0x108064dd5 WebCore::StyleSheetContents::clearRules()
> > 9   0x108064903 WebCore::StyleSheetContents::~StyleSheetContents()
> > 10  0x10801dc2a WebCore::CSSStyleSheet::~CSSStyleSheet()
> > 11  0x10801dc6e WebCore::CSSStyleSheet::~CSSStyleSheet()
> > 12  0x108b3a7ab WebCore::Style::Scope::~Scope()
> > 13  0x10810d2cc WebCore::Document::~Document()
> > 14  0x1082eef0e WebCore::HTMLDocument::~HTMLDocument()
> > 15  0x10818688f WebCore::Node::~Node()
> > 16  0x1080effc9 WebCore::ContainerNode::~ContainerNode()
> > 17  0x10837ce5a WebCore::HTMLScriptElement::~HTMLScriptElement()
> > 
> > It does not look like CSSValue objects are leaking though.
> 
> Actually, CSSCalcValue objects seem to be leaking too, and they hold on to
> CSSCalcOperationNode objects.

And those CSSCalcValue objects seem to be held by CSSPrimitiveValue objects which are also not getting destroyed.

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