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style: Copy less URLs on stylo.

Browse source 
Bug: 1442246
Reviewed-by: jdm
MozReview-Commit-ID: NmHue1mGDq
This commit is contained in:
Emilio Cobos Álvarez 2018-03-01 15:37:23 +01:00
parent 0c9be9f776
commit da94feb11a
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GPG key ID: 056B727BB9C1027C
1 changed files with 6 additions and 8 deletions
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14
components/style/gecko/url.rs
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@ -81,7 +81,7 @@ impl SpecifiedUrl {
let image_value = image_request.mImageValue.mRawPtr.as_ref().unwrap();
let ref url_value_data = image_value._base;
let mut result = try!(Self::from_url_value_data(url_value_data));
let mut result = Self::from_url_value_data(url_value_data)?;
result.build_image_value();
Ok(result)
}
@ -108,10 +108,11 @@ impl SpecifiedUrl {
/// Create a bundled URI suitable for sending to Gecko
/// to be constructed into a css::URLValue
pub fn for_ffi(&self) -> ServoBundledURI {
let (ptr, len) = self.as_slice_components();
let arc_offset = Arc::into_raw_offset(self.serialization.clone());
ServoBundledURI {
mURLString: ptr,
mURLStringLength: len as u32,
mURLString: unsafe {
mem::transmute::<_, RawOffsetArc<RustString>>(arc_offset)
},
mExtraData: self.extra_data.get(),
}
}
@ -123,10 +124,7 @@ impl SpecifiedUrl {
debug_assert_eq!(self.image_value, None);
self.image_value = {
unsafe {
let arc_offset = Arc::into_raw_offset(self.serialization.clone());
let ptr = Gecko_ImageValue_Create(
self.for_ffi(),
mem::transmute::<_, RawOffsetArc<RustString>>(arc_offset));
let ptr = Gecko_ImageValue_Create(self.for_ffi());
// We do not expect Gecko_ImageValue_Create returns null.
debug_assert!(!ptr.is_null());
Some(RefPtr::from_addrefed(ptr))