[vala/emit-let: 4/5] codegen: Drop useless comma expression in GSignal module

[Luca Bruno <lucabru src gnome org>]

commit b3f5d71a2e7b7137ea89954759487e0b4f8af452
Author: Luca Bruno <lucabru src gnome org>
Date:   Thu Mar 3 19:44:18 2011 +0100

    codegen: Drop useless comma expression in GSignal module

 codegen/valagsignalmodule.vala |    8 +++-----
 1 files changed, 3 insertions(+), 5 deletions(-)
---
diff --git a/codegen/valagsignalmodule.vala b/codegen/valagsignalmodule.vala
index fd55878..5ee461e 100644
--- a/codegen/valagsignalmodule.vala
+++ b/codegen/valagsignalmodule.vala
@@ -172,10 +172,8 @@ public class Vala.GSignalModule : GObjectModule {
 		ccall.add_argument (get_cvalue (detail_expr));
 		ccall.add_argument (new CCodeConstant ("NULL"));
 
-		var ccomma = new CCodeCommaExpression ();
-		ccomma.append_expression (new CCodeAssignment (get_variable_cexpression (detail_decl.name), ccall));
-		ccomma.append_expression (get_variable_cexpression (detail_decl.name));
-		return ccomma;
+		ccode.add_assignment (get_variable_cexpression (detail_decl.name), ccall);
+		return get_variable_cexpression (detail_decl.name);
 	}
 
 	public override void visit_signal (Signal sig) {
@@ -482,7 +480,7 @@ public class Vala.GSignalModule : GObjectModule {
 	}
 
 	public override void visit_element_access (ElementAccess expr) {
-		if (expr.container is MemberAccess && expr.container.symbol_reference is Signal) {
+		if (expr.container is MemberAccess && expr.container.symbol_reference is Signal && expr.parent_node is MethodCall) {
 			// detailed signal emission
 			var sig = (Signal) expr.symbol_reference;
 			var ma = (MemberAccess) expr.container;