Ignore PHPParser_Node_Expr_Variable

Author: paul999

src/Tests/Tests/epv_test_validate_php_functions.php

@@ -416,7 +416,7 @@ private function validateMethodCalls(PHPParser_Node $node) {
 				$name = (string)$node->name;
 			}
 		}
-		else if (isset($node->expr) && $node->expr instanceof PHPParser_Node_Expr_MethodCall)
+		else if (isset($node->expr) && $node->expr instanceof PHPParser_Node_Expr_MethodCall && !($node->expr->name instanceof PHPParser_Node_Expr_Variable))
 		{
 			$name = (string)$node->expr->name;
 		}