Now all modules are in core modules folder

modules/views/plugins/views_plugin_argument_validate_numeric.inc

@@ -0,0 +1,27 @@
+<?php
+/**
+ * @file
+ * Contains the numeric argument validator plugin.
+ */
+
+/**
+ * Validate whether an argument is numeric or not.
+ *
+ * @ingroup views_argument_validate_plugins
+ */
+class views_plugin_argument_validate_numeric extends views_plugin_argument_validate {
+  var $option_name = 'validate_argument_numeric';
+
+  /**
+   * Only let users with PHP block visibility permissions set/modify this
+   * validate plugin.
+   */
+  function access() {
+    return !empty($this->argument->definition['numeric']);
+  }
+
+  function validate_argument($argument) {
+    return is_numeric($argument);
+  }
+}
+