193544 - autocomplete crash - simple bandaid to prevent crash from Kenji Irie <gelsoft@mx4.tiki.ne.jp> r=ben@mozilla.org

toolkit/components/autocomplete/src/nsAutoCompleteController.cpp

@@ -171,6 +171,8 @@ nsAutoCompleteController::HandleText()
   // Stop the queued up search on a timer
   ClearSearchTimer();
   
+  NS_ENSURE_TRUE(mInput, NS_ERROR_NULL_POINTER);
+
   PRBool disabled;
   mInput->GetDisableAutoComplete(&disabled);
   NS_ENSURE_TRUE(!disabled, NS_OK;);