Allow method-calls to getters (assuming they contain closures).

frog/leg/resolver.dart

Index: frog/leg/resolver.dart
diff --git a/frog/leg/resolver.dart b/frog/leg/resolver.dart
index aaf42427d81ab3d84b03ab21d97f2bd0aef7b3ce..1e04c2cd51456c8581c1f1febb610b32daa522f8 100644
--- a/frog/leg/resolver.dart
+++ b/frog/leg/resolver.dart
@@ -701,13 +701,13 @@ class ResolverVisitor extends CommonResolverVisitor<Element> {
       mapping.setSelector(node, Selector.INDEX);
     } else if (node.isPropertyAccess) {
       mapping.setSelector(node, Selector.GETTER);
-      if (target != null && target.kind == ElementKind.ABSTRACT_FIELD) {
-        AbstractFieldElement field = target;
-        target = field.getter;
-      }
     } else {
       handleArguments(node);
     }
+    if (target != null && target.kind == ElementKind.ABSTRACT_FIELD) {
+      AbstractFieldElement field = target;
+      target = field.getter;
+    }
     // TODO(ngeoffray): Warn if target is null and the send is
     // unqualified.
     return useElement(node, target);