[vala/0.36] codegen: Avoid silent casts if not needed

[Rico Tzschichholz <ricotz src gnome org>]

commit e1241f5efe74cdc91656fbc81a2d8a99052d38e2
Author: Rico Tzschichholz <ricotz ubuntu com>
Date:   Thu Dec 14 17:17:13 2017 +0100

    codegen: Avoid silent casts if not needed

 codegen/valagerrormodule.vala         |    4 ++--
 codegen/valatyperegisterfunction.vala |    2 +-
 2 files changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/codegen/valagerrormodule.vala b/codegen/valagerrormodule.vala
index 47056f1..e4f199c 100644
--- a/codegen/valagerrormodule.vala
+++ b/codegen/valagerrormodule.vala
@@ -372,9 +372,9 @@ public class Vala.GErrorModule : CCodeDelegateModule {
                if (!(stop_at is TryStatement || stop_at is CatchClause)) {
                        var finally_block = (Block) null;
                        if (sym.parent_node is TryStatement) {
-                               finally_block = (sym.parent_node as TryStatement).finally_body;
+                               finally_block = ((TryStatement) sym.parent_node).finally_body;
                        } else if (sym.parent_node is CatchClause) {
-                               finally_block = (sym.parent_node.parent_node as TryStatement).finally_body;
+                               finally_block = ((TryStatement) sym.parent_node.parent_node).finally_body;
                        }
 
                        if (finally_block != null && finally_block != sym) {
diff --git a/codegen/valatyperegisterfunction.vala b/codegen/valatyperegisterfunction.vala
index 72793cd..dbfe923 100644
--- a/codegen/valatyperegisterfunction.vala
+++ b/codegen/valatyperegisterfunction.vala
@@ -240,7 +240,7 @@ public abstract class Vala.TypeRegisterFunction {
                                cond = condition;
                        } else {
                                cond = new CCodeFunctionCall (new CCodeIdentifier ("G_UNLIKELY"));
-                               (cond as CCodeFunctionCall).add_argument (condition);
+                               ((CCodeFunctionCall) cond).add_argument (condition);
                        }
                        var cif = new CCodeIfStatement (cond, type_init);
                        type_block.add_statement (cif);