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Wrap SharedLayoutContext::image_cache_sender in a Mutex.

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This commit is contained in:
Ms2ger 2015-11-06 21:55:47 +01:00
parent 1c11bd09df
commit bcd541c02c
2 changed files with 5 additions and 6 deletions
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9
components/layout/context.rs
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@ -25,8 +25,8 @@ use std::cell::{RefCell, RefMut};
use std::collections::HashMap;
use std::collections::hash_state::DefaultState;
use std::rc::Rc;
use std::sync::Arc;
use std::sync::mpsc::{Sender, channel};
use std::sync::{Arc, Mutex};
use style::selector_matching::Stylist;
use url::Url;
use util::mem::HeapSizeOf;
@ -80,7 +80,7 @@ pub struct SharedLayoutContext {
pub image_cache_task: ImageCacheTask,
/// A channel for the image cache to send responses to.
pub image_cache_sender: ImageCacheChan,
pub image_cache_sender: Mutex<ImageCacheChan>,
/// The current viewport size.
pub viewport_size: Size2D<Au>,
@ -125,7 +125,6 @@ pub struct SharedLayoutContext {
// FIXME(#6569) This implementations is unsound:
// XXX UNSOUND!!! for image_cache_task
// XXX UNSOUND!!! for image_cache_sender
// XXX UNSOUND!!! for constellation_chan
// XXX UNSOUND!!! for font_cache_task
// XXX UNSOUND!!! for stylist
@ -196,8 +195,8 @@ impl<'a> LayoutContext<'a> {
}
// Not yet requested, async mode - request image from the cache
(ImageState::NotRequested, false) => {
self.shared.image_cache_task
.request_image(url, self.shared.image_cache_sender.clone(), None);
let sender = self.shared.image_cache_sender.lock().unwrap().clone();
self.shared.image_cache_task.request_image(url, sender, None);
None
}
// Image has been requested, is still pending. Return no image