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Make Servo_InheritComputedValues return the default computed values if the passed parent is null.

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We could make two separate FFI functions for this, but in practice this is what
the callers are likely to want.
This commit is contained in:
Bobby Holley 2016-08-02 17:58:10 -07:00
parent 8553690088
commit 9b92d0bc3a
1 changed files with 6 additions and 4 deletions
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10
ports/geckolib/glue.rs
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@ -355,10 +355,12 @@ pub extern "C" fn Servo_GetComputedValuesForPseudoElement(parent_style: *mut Ser
pub extern "C" fn Servo_InheritComputedValues(parent_style: *mut ServoComputedValues)
-> *mut ServoComputedValues {
type Helpers = ArcHelpers<ServoComputedValues, ComputedValues>;
Helpers::with(parent_style, |parent| {
let style = ComputedValues::inherit_from(parent);
Helpers::from(style)
})
let style = if parent_style.is_null() {
Arc::new(ComputedValues::initial_values().clone())
} else {
Helpers::with(parent_style, ComputedValues::inherit_from)
};
Helpers::from(style)
}
#[no_mangle]