introduce a background-hang-monitor:

Mac-Os implementation of a thread sampler,
Linux and Windows skeleton implementations.
This commit is contained in:
Gregory Terzian 2018-09-11 15:49:47 +08:00
parent 7c65505df3
commit 4eb785cdc0
23 changed files with 1134 additions and 11 deletions

View file

@ -33,6 +33,7 @@ use ipc_channel::Error as IpcError;
use keyboard_types::webdriver::Event as WebDriverInputEvent;
use keyboard_types::{CompositionEvent, KeyboardEvent};
use libc::c_void;
use msg::constellation_msg::BackgroundHangMonitorRegister;
use msg::constellation_msg::{BrowsingContextId, HistoryStateId, PipelineId};
use msg::constellation_msg::{PipelineNamespaceId, TopLevelBrowsingContextId, TraversalDirection};
use net_traits::image::base::Image;
@ -546,6 +547,8 @@ pub struct InitialScriptState {
pub control_port: IpcReceiver<ConstellationControlMsg>,
/// A channel on which messages can be sent to the constellation from script.
pub script_to_constellation_chan: ScriptToConstellationChan,
/// A handle to register script-(and associated layout-)threads for hang monitoring.
pub background_hang_monitor_register: Box<BackgroundHangMonitorRegister>,
/// A sender for the layout thread to communicate to the constellation.
pub layout_to_constellation_chan: IpcSender<LayoutMsg>,
/// A channel to schedule timer events.