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-rw-r--r--dom/webscheduling/WebTaskScheduler.h2
-rw-r--r--dom/webscheduling/WebTaskSchedulerWorker.cpp13
-rw-r--r--dom/webscheduling/WebTaskSchedulerWorker.h2
3 files changed, 16 insertions, 1 deletions
diff --git a/dom/webscheduling/WebTaskScheduler.h b/dom/webscheduling/WebTaskScheduler.h
index fcddd09d36..92e0bb6a44 100644
--- a/dom/webscheduling/WebTaskScheduler.h
+++ b/dom/webscheduling/WebTaskScheduler.h
@@ -113,7 +113,7 @@ class WebTaskScheduler : public nsWrapperCache, public SupportsWeakPtr {
WebTask* GetNextTask() const;
- void Disconnect();
+ virtual void Disconnect();
void RunTaskSignalPriorityChange(TaskSignal* aTaskSignal);
diff --git a/dom/webscheduling/WebTaskSchedulerWorker.cpp b/dom/webscheduling/WebTaskSchedulerWorker.cpp
index 89fbb6169f..479d12cf7b 100644
--- a/dom/webscheduling/WebTaskSchedulerWorker.cpp
+++ b/dom/webscheduling/WebTaskSchedulerWorker.cpp
@@ -36,6 +36,9 @@ bool WebTaskWorkerRunnable::WorkerRun(JSContext* aCx,
nsresult WebTaskSchedulerWorker::SetTimeoutForDelayedTask(WebTask* aTask,
uint64_t aDelay) {
+ if (!mWorkerPrivate) {
+ return NS_ERROR_UNEXPECTED;
+ }
JSContext* cx = nsContentUtils::GetCurrentJSContext();
if (!cx) {
return NS_ERROR_UNEXPECTED;
@@ -52,8 +55,18 @@ nsresult WebTaskSchedulerWorker::SetTimeoutForDelayedTask(WebTask* aTask,
}
bool WebTaskSchedulerWorker::DispatchEventLoopRunnable() {
+ if (!mWorkerPrivate) {
+ return false;
+ }
RefPtr<WebTaskWorkerRunnable> runnable =
new WebTaskWorkerRunnable(mWorkerPrivate, this);
return runnable->Dispatch();
}
+
+void WebTaskSchedulerWorker::Disconnect() {
+ if (mWorkerPrivate) {
+ mWorkerPrivate = nullptr;
+ }
+ WebTaskScheduler::Disconnect();
+}
} // namespace mozilla::dom
diff --git a/dom/webscheduling/WebTaskSchedulerWorker.h b/dom/webscheduling/WebTaskSchedulerWorker.h
index 4af987736e..b27b1250ff 100644
--- a/dom/webscheduling/WebTaskSchedulerWorker.h
+++ b/dom/webscheduling/WebTaskSchedulerWorker.h
@@ -34,6 +34,8 @@ class WebTaskSchedulerWorker final : public WebTaskScheduler {
public:
explicit WebTaskSchedulerWorker(WorkerPrivate* aWorkerPrivate);
+ void Disconnect() override;
+
private:
~WebTaskSchedulerWorker() = default;