Updated Whisper Push Notifications (markdown)

Whisper-Push-Notifications.md

@@ -209,7 +209,7 @@ var createChatSession = function (subscriptionKey) {
             // 2. share that key with others, so that they can register themselves
             // 3. use chat key to trigger notifications
             registerDevice(payload.key);
-            shareAndUseChatKey(payload.key);
+            shareChatKey(payload.key);
         }
     });