Change window.autoRefresh to window.TWPTAutoRefresh

This will make it much less likely to conflict with another vanilla
Community Console global variable called like that.

Change-Id: I4da7aafd1bd4694262fa09adb14709a8510743b3
diff --git a/src/contentScripts/communityConsole/main.js b/src/contentScripts/communityConsole/main.js
index 5db25fc..5518df8 100644
--- a/src/contentScripts/communityConsole/main.js
+++ b/src/contentScripts/communityConsole/main.js
@@ -118,7 +118,7 @@
     // Set up the autorefresh list feature
     if (options.autorefreshlist && ('tagName' in node) &&
         node.tagName == 'EC-THREAD-LIST') {
-      autoRefresh.setUp();
+      window.TWPTAutoRefresh.setUp();
     }
 
     // Redirect unified profile iframe to dark version if applicable
@@ -133,7 +133,7 @@
   // Remove snackbar when exiting thread list view
   if (options.autorefreshlist && 'tagName' in node &&
       node.tagName == 'EC-THREAD-LIST') {
-    autoRefresh.hideUpdatePrompt();
+    window.TWPTAutoRefresh.hideUpdatePrompt();
   }
 }
 
diff --git a/src/contentScripts/communityConsole/start.js b/src/contentScripts/communityConsole/start.js
index 93ee6ab..d4c4bd6 100644
--- a/src/contentScripts/communityConsole/start.js
+++ b/src/contentScripts/communityConsole/start.js
@@ -26,7 +26,7 @@
   // Initialized here instead of in main.js so the first |ViewForumResponse|
   // event is received if it happens when the page loads.
   if (items.autorefreshlist)
-    window.autoRefresh = new AutoRefresh();
+    window.TWPTAutoRefresh = new AutoRefresh();
 
   if (items.ccdarktheme) {
     switch (items.ccdarktheme_mode) {