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Make CSSRule always keep a pointer to its parent stylesheet

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even when the parentStylesheet IDL attribute returns null.
This commit is contained in:
Simon Sapin 2016-11-28 16:33:47 +01:00
parent 0714e2291c
commit f1d49d3773
11 changed files with 84 additions and 69 deletions
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9
components/script/dom/cssstylerule.rs
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@ -22,17 +22,18 @@ pub struct CSSStyleRule {
}
impl CSSStyleRule {
fn new_inherited(parent: Option<&CSSStyleSheet>, stylerule: Arc<RwLock<StyleRule>>) -> CSSStyleRule {
fn new_inherited(parent_stylesheet: &CSSStyleSheet, stylerule: Arc<RwLock<StyleRule>>)
-> CSSStyleRule {
CSSStyleRule {
cssrule: CSSRule::new_inherited(parent),
cssrule: CSSRule::new_inherited(parent_stylesheet),
stylerule: stylerule,
}
}
#[allow(unrooted_must_root)]
pub fn new(window: &Window, parent: Option<&CSSStyleSheet>,
pub fn new(window: &Window, parent_stylesheet: &CSSStyleSheet,
stylerule: Arc<RwLock<StyleRule>>) -> Root<CSSStyleRule> {
reflect_dom_object(box CSSStyleRule::new_inherited(parent, stylerule),
reflect_dom_object(box CSSStyleRule::new_inherited(parent_stylesheet, stylerule),
window,
CSSStyleRuleBinding::Wrap)
}