Differences between the patch in 533502 and what was pushed. r=mfinkle

mobile/chrome/content/BrowserView.js

@@ -240,7 +240,6 @@ BrowserView.prototype = {
     this._contentWindow = null;
     this._renderMode = 0;
     this._offscreenDepth = 0;
-    this._aggro = false;
 
     let cacheSize = kBrowserViewCacheSize;
     try {
@@ -285,11 +284,10 @@ BrowserView.prototype = {
 
   /** When aggressive, spend more time rendering tiles. */
   setAggressive: function setAggressive(aggro) {
-/*    this._aggro = aggro;
     let wait = aggro ? kBrowserViewPrefetchBeginIdleWait : kBrowserViewPrefetchBeginIdleWaitLoading;
     this._idleService.removeIdleObserver(this._idleServiceObserver, this._idleServiceWait);
     this._idleService.addIdleObserver(this._idleServiceObserver, wait);
-    this._idleServiceWait = wait; */
+    this._idleServiceWait = wait;
   },
 
   getVisibleRect: function getVisibleRect() {

mobile/chrome/content/browser.js

@@ -2791,10 +2791,10 @@ Tab.prototype = {
 
     if (!this._loadingTimeout) {
       let bv = Browser._browserView;
+      bv.beginBatchOperation();
+      bv.invalidateEntireView();
       if (this == Browser.selectedTab)
         bv.setAggressive(false);
-      Browser._browserView.beginBatchOperation();
-      Browser._browserView.invalidateEntireView();
       // Sync up browser so previous and forward scroll positions are set. This is a good time to do
       // this because the resulting invalidation is irrelevant.
       Browser.scrollBrowserToContent();