Revert of Handle push resubscribes with no sender info (avoids DCHECK)

chrome/test/data/push_messaging/push_test.js

Index: chrome/test/data/push_messaging/push_test.js
diff --git a/chrome/test/data/push_messaging/push_test.js b/chrome/test/data/push_messaging/push_test.js
index 212b57a1767e07c0fd95609fec579f9e288ba005..9a1336067db956d91f95e0205b977dca81d08427 100644
--- a/chrome/test/data/push_messaging/push_test.js
+++ b/chrome/test/data/push_messaging/push_test.js
@@ -125,18 +125,6 @@
   }).catch(sendErrorToTest);
 }
 
-function documentSubscribePushWithNumericKey() {
-  navigator.serviceWorker.ready.then(function(swRegistration) {
-    return swRegistration.pushManager.subscribe({
-          userVisibleOnly: true,
-          applicationServerKey: new TextEncoder().encode('1234567890')
-        })
-        .then(function(subscription) {
-          sendResultToTest(subscription.endpoint);
-        });
-  }).catch(sendErrorToTest);
-}
-
 function workerSubscribePush() {
   // Send the message to the worker for it to subscribe
   navigator.serviceWorker.controller.postMessage({command: 'workerSubscribe'});
@@ -144,16 +132,9 @@
 
 function workerSubscribePushNoKey() {
   // The worker will try to subscribe without providing a key. This should
-  // succeed if the worker was previously subscribed with a numeric key
-  // and fail otherwise.
+  // succeed if the worker was previously subscribed and fail otherwise.
   navigator.serviceWorker.controller.postMessage(
       {command: 'workerSubscribeNoKey'});
-}
-
-function workerSubscribePushWithNumericKey() {
-  // Send the message to the worker for it to subscribe
-  navigator.serviceWorker.controller.postMessage(
-      {command: 'workerSubscribeWithNumericKey'});
 }
 
 function GetP256dh() {