Minor tweak to patch for bug 241972. Change mShouldCloseWindow to a PRPackedBool, to be consistent with the other bools around it. r=cbiesinger

uriloader/exthandler/nsExternalHelperAppService.cpp

@@ -1618,8 +1618,10 @@ NS_IMETHODIMP nsExternalAppHandler::OnStartRequest(nsIRequest *request, nsISuppo
 
   // Determine whether a new window was opened specifically for this request
   if (props) {
+    PRBool tmp = PR_FALSE;
     props->GetPropertyAsBool(NS_LITERAL_STRING("docshell.newWindowTarget"),
-                             &mShouldCloseWindow);
+                             &tmp);
+    mShouldCloseWindow = tmp;
   }
 
   // Now get the URI

uriloader/exthandler/nsExternalHelperAppService.h

@@ -378,7 +378,7 @@ protected:
    * was opened specifically for this download.  If so, then we
    * close it.
    */
-  PRBool mShouldCloseWindow;
+  PRPackedBool mShouldCloseWindow;
 
   /**
    * have we received information from the user about how they want to