MCA-CE MCACE-22: Quotes with a Subtotal of 0.00 and a Shipping Method Cost > 0.00 can't be ordered

MCACE-22.patch

diff --git a/app/code/core/Mage/Payment/Block/Form/Container.php b/app/code/core/Mage/Payment/Block/Form/Container.php
index 9b505bb..ca4b95b 100644
--- a/app/code/core/Mage/Payment/Block/Form/Container.php
+++ b/app/code/core/Mage/Payment/Block/Form/Container.php
@@ -116,7 +116,7 @@ class Mage_Payment_Block_Form_Container extends Mage_Core_Block_Template
             $quote = $this->getQuote();
             $store = $quote ? $quote->getStoreId() : null;
             $methods = $this->helper('payment')->getStoreMethods($store, $quote);
-            $total = $quote->getBaseSubtotal();
+            $total = $quote->getBaseGrandTotal();
             foreach ($methods as $key => $method) {
                 if ($this->_canUseMethod($method)
                     && ($total != 0