1 files changed, 0 insertions, 16 deletions
diff --git a/dom/workers/WorkerRunnable.cpp b/dom/workers/WorkerRunnable.cpp
index ff2178d16e..14a3e5e3f9 100644
--- a/dom/workers/WorkerRunnable.cpp
+++ b/dom/workers/WorkerRunnable.cpp
@@ -226,22 +226,6 @@ WorkerRunnable::Run() {
   LOG(("WorkerRunnable::Run [%p]", this));
   bool targetIsWorkerThread = mTarget == WorkerThread;
 
-  if (targetIsWorkerThread) {
-    // On a worker thread, a WorkerRunnable should only run when there is an
-    // underlying WorkerThreadPrimaryRunnable active, which means we should
-    // find a CycleCollectedJSContext.
-    if (!CycleCollectedJSContext::Get()) {
-#if (defined(MOZ_COLLECTING_RUNNABLE_TELEMETRY) && defined(NIGHTLY_BUILD))
-      // We will only leak the static name string of the WorkerRunnable type
-      // we are trying to execute.
-      MOZ_CRASH_UNSAFE_PRINTF(
-          "Runnable '%s' executed after WorkerThreadPrimaryRunnable ended.",
-          this->mName);
-#endif
-      return NS_OK;
-    }
-  }
-
 #ifdef DEBUG
   if (targetIsWorkerThread) {
     mWorkerPrivate->AssertIsOnWorkerThread();