Bug 364611 - toggleOfflineStatus in browser.js shouldn't ask if it can go offline if it's going online.

r=gavin.sharp@gmail.com (Gavin Sharp)

browser/base/content/browser.js

@@ -4962,7 +4962,7 @@ var BrowserOffline = {
     } catch (ex) {
     }
   
-    if (!this._canGoOffline()) {
+    if (!ioService.offline && !this._canGoOffline()) {
       this._updateOfflineUI(false);
       return;
     }