[vala/wip/transform: 363/373] Recurse arguments when getting error types for method calls

[Rico Tzschichholz <ricotz src gnome org>]

commit 8e84e902f7933b06f6b79389e033e92c381715df
Author: Luca Bruno <lucabru src gnome org>
Date:   Tue Feb 4 01:00:39 2014 +0100

    Recurse arguments when getting error types for method calls

 vala/valamethodcall.vala | 4 ++++
 1 file changed, 4 insertions(+)
---
diff --git a/vala/valamethodcall.vala b/vala/valamethodcall.vala
index 88308c400..22763e4a6 100644
--- a/vala/valamethodcall.vala
+++ b/vala/valamethodcall.vala
@@ -161,6 +161,10 @@ public class Vala.MethodCall : Expression {
                        var d = ((DelegateType) mtype).delegate_symbol;
                        d.get_error_types (collection, source_reference);
                }
+
+               foreach (Expression expr in argument_list) {
+                       expr.get_error_types (collection, source_reference);
+               }
        }
 
        public override bool check (CodeContext context) {