зеркало из https://github.com/mozilla/gecko-dev.git
servo: Merge #5360 - implementing MainThreadRunnable in ScriptTask (from snf:main_thread_runnable); r=jdm
Source-Repo: https://github.com/servo/servo Source-Revision: 7f587f6cb56b1dae1a56dec36754007ef4d376ac
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@ -155,6 +155,10 @@ pub trait Runnable {
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fn handler(self: Box<Self>);
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}
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pub trait MainThreadRunnable {
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fn handler(self: Box<Self>, script_task: &ScriptTask);
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}
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/// Messages used to control script event loops, such as ScriptTask and
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/// DedicatedWorkerGlobalScope.
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pub enum ScriptMsg {
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@ -176,6 +180,8 @@ pub enum ScriptMsg {
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DOMMessage(StructuredCloneData),
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/// Generic message that encapsulates event handling.
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RunnableMsg(Box<Runnable+Send>),
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/// Generic message for running tasks in the ScriptTask
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MainThreadRunnableMsg(Box<MainThreadRunnable+Send>),
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/// A DOM object's last pinned reference was removed (dispatched to all tasks).
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RefcountCleanup(TrustedReference),
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/// The final network response for a page has arrived.
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@ -675,6 +681,8 @@ impl ScriptTask {
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panic!("unexpected message"),
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ScriptMsg::RunnableMsg(runnable) =>
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runnable.handler(),
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ScriptMsg::MainThreadRunnableMsg(runnable) =>
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runnable.handler(self),
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ScriptMsg::RefcountCleanup(addr) =>
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LiveDOMReferences::cleanup(self.get_cx(), addr),
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ScriptMsg::PageFetchComplete(id, subpage, response) =>
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