Add m-esr52 at 52.6.0

1 files changed, 12 insertions, 0 deletions

diff --git a/dom/workers/test/bug1020226_worker.js b/dom/workers/test/bug1020226_worker.js
new file mode 100644
index 000000000..868b1a2f2
--- /dev/null
+++ b/dom/workers/test/bug1020226_worker.js
@@ -0,0 +1,12 @@
+var p = new Promise(function(resolve, reject) {
+  // This causes a runnable to be queued.
+  reject(new Error());
+  postMessage("loaded");
+
+  // This prevents that runnable from running until the window calls terminate(),
+  // at which point the worker goes into the Canceling state and then an
+  // HoldWorker() is attempted, which fails, which used to result in
+  // multiple calls to the error reporter, one after the worker's context had
+  // been GCed.
+  while (true);
+});