Bug 751488 - Can't reload the page after clearing private data. r=mfinkle

mobile/android/base/Tab.java

@@ -422,8 +422,6 @@ public final class Tab {
     }
 
     public boolean doReload() {
-        if (mHistory.isEmpty())
-            return false;
         GeckoEvent e = GeckoEvent.createBroadcastEvent("Session:Reload", "");
         GeckoAppShell.sendEventToGecko(e);
         return true;