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Remove ConstellationChan.

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It's a pointless abstraction that propagates the obsolete chan terminology,
swaps the order in which the sender and receiver are returned, and hides a
source of panics.
This commit is contained in:
Ms2ger 2016-05-19 16:53:52 +02:00
parent 2572a7d2c5
commit cc2b2b50a7
24 changed files with 110 additions and 162 deletions
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21
components/layout/layout_thread.rs
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@ -37,7 +37,7 @@ use ipc_channel::router::ROUTER;
use layout_debug;
use layout_traits::{ConvertPipelineIdToWebRender, LayoutThreadFactory};
use log;
use msg::constellation_msg::{ConstellationChan, PanicMsg, PipelineId};
use msg::constellation_msg::{PanicMsg, PipelineId};
use net_traits::image_cache_thread::{ImageCacheChan, ImageCacheResult, ImageCacheThread};
use net_traits::image_cache_thread::{UsePlaceholder};
use parallel;
@ -100,7 +100,7 @@ const DISPLAY_PORT_THRESHOLD_SIZE_FACTOR: i32 = 4;
/// This needs to be protected by a mutex so we can do fast RPCs.
pub struct LayoutThreadData {
/// The channel on which messages can be sent to the constellation.
pub constellation_chan: ConstellationChan<ConstellationMsg>,
pub constellation_chan: IpcSender<ConstellationMsg>,
/// The root stacking context.
pub display_list: Option<Arc<DisplayList>>,
@ -168,7 +168,7 @@ pub struct LayoutThread {
font_cache_sender: IpcSender<()>,
/// The channel on which messages can be sent to the constellation.
constellation_chan: ConstellationChan<ConstellationMsg>,
constellation_chan: IpcSender<ConstellationMsg>,
/// The channel on which messages can be sent to the script thread.
script_chan: IpcSender<ConstellationControlMsg>,
@ -253,8 +253,8 @@ impl LayoutThreadFactory for LayoutThread {
is_iframe: bool,
chan: OpaqueScriptLayoutChannel,
pipeline_port: IpcReceiver<LayoutControlMsg>,
constellation_chan: ConstellationChan<ConstellationMsg>,
panic_chan: ConstellationChan<PanicMsg>,
constellation_chan: IpcSender<ConstellationMsg>,
panic_chan: IpcSender<PanicMsg>,
script_chan: IpcSender<ConstellationControlMsg>,
paint_chan: OptionalIpcSender<LayoutToPaintMsg>,
image_cache_thread: ImageCacheThread,
@ -264,7 +264,6 @@ impl LayoutThreadFactory for LayoutThread {
shutdown_chan: IpcSender<()>,
content_process_shutdown_chan: IpcSender<()>,
webrender_api_sender: Option<webrender_traits::RenderApiSender>) {
let ConstellationChan(fail_chan) = panic_chan.clone();
thread::spawn_named_with_send_on_panic(format!("LayoutThread {:?}", id),
thread_state::LAYOUT,
move || {
@ -291,7 +290,7 @@ impl LayoutThreadFactory for LayoutThread {
}
let _ = shutdown_chan.send(());
let _ = content_process_shutdown_chan.send(());
}, Some(id), fail_chan);
}, Some(id), panic_chan);
}
}
@ -385,7 +384,7 @@ impl LayoutThread {
is_iframe: bool,
port: Receiver<Msg>,
pipeline_port: IpcReceiver<LayoutControlMsg>,
constellation_chan: ConstellationChan<ConstellationMsg>,
constellation_chan: IpcSender<ConstellationMsg>,
script_chan: IpcSender<ConstellationControlMsg>,
paint_chan: OptionalIpcSender<LayoutToPaintMsg>,
image_cache_thread: ImageCacheThread,
@ -1080,9 +1079,9 @@ impl LayoutThread {
if viewport_size_changed {
if let Some(constraints) = constraints {
// let the constellation know about the viewport constraints
let ConstellationChan(ref constellation_chan) = rw_data.constellation_chan;
constellation_chan.send(ConstellationMsg::ViewportConstrained(
self.id, constraints)).unwrap();
rw_data.constellation_chan
.send(ConstellationMsg::ViewportConstrained(self.id, constraints))
.unwrap();
}
// FIXME (#10104): Only dirty nodes affected by vh/vw/vmin/vmax styles.
if data.document_stylesheets.iter().any(|sheet| sheet.dirty_on_viewport_size_change) {