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Bug 1485937 - Avoid a useless allocation in wr_dp_define_clipchain. r=nical

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Differential Revision: https://phabricator.services.mozilla.com/D4196

--HG--
extra : moz-landing-system : lando
This commit is contained in:
Emilio Cobos Álvarez 2018-08-24 12:03:23 +00:00
parent d25759d92e
commit 1123bc0666
1 changed files with 4 additions and 4 deletions
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8
gfx/webrender_bindings/src/bindings.rs
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@ -1770,12 +1770,12 @@ pub extern "C" fn wr_dp_define_clipchain(state: &mut WrState,
-> u64 {
debug_assert!(unsafe { is_in_main_thread() });
let parent = unsafe { parent_clipchain_id.as_ref() }.map(|id| ClipChainId(*id, state.pipeline_id));
let clips_slice : Vec<ClipId> = make_slice(clips, clips_count)
let pipeline_id = state.pipeline_id;
let clips = make_slice(clips, clips_count)
.iter()
.map(|id| unpack_clip_id(*id, state.pipeline_id))
.collect();
.map(|id| unpack_clip_id(*id, pipeline_id));
let clipchain_id = state.frame_builder.dl_builder.define_clip_chain(parent, clips_slice);
let clipchain_id = state.frame_builder.dl_builder.define_clip_chain(parent, clips);
assert!(clipchain_id.1 == state.pipeline_id);
clipchain_id.0
}