Always store GlobalTypeInferenceElementData on the member context

tests/compiler/dart2js/inference/inference_test_helper.dart

 // Copyright (c) 2017, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 import 'package:compiler/src/common.dart';
 import 'package:compiler/src/compiler.dart';
 import 'package:compiler/src/elements/elements.dart';
 import 'package:compiler/src/elements/entities.dart';
 import 'package:compiler/src/tree/nodes.dart';
 import 'package:compiler/src/types/types.dart';
@@ skipping 22 matching lines @@
   final GlobalTypeInferenceResults results;
   final GlobalTypeInferenceElementResult result;
 
   TypeMaskComputer(DiagnosticReporter reporter, Map<Id, String> actualMap,
       Map<Id, Spannable> spannableMap, ResolvedAst resolvedAst, this.results)
       : result = results.resultOfMember(resolvedAst.element as MemberElement),
         super(reporter, actualMap, spannableMap, resolvedAst);
 
   @override
   String computeElementValue(AstElement element) {
-    GlobalTypeInferenceElementResult elementResult =
-        results.resultOfElement(element);
+    GlobalTypeInferenceElementResult elementResult;
+    if (element.isParameter) {
+      elementResult = results.resultOfParameter(element);
+    } else if (element.isLocal) {
+      LocalFunctionElement localFunction = element;
+      elementResult = results.resultOfMember(localFunction.memberContext);

[Siggi Cherem (dart-lang), 2017/06/29 21:40:09]

memberContext or callMethod?

[Johnni Winther, 2017/06/30 08:14:50]

They amount to the same but like using .callMethod to align it with to kernel
based solution (when it arrives)

+    } else {
+      elementResult = results.resultOfMember(element);
+    }
+
     TypeMask value =
         element.isFunction ? elementResult.returnType : elementResult.type;
     return value != null ? '$value' : null;
   }
 
   @override
   String computeNodeValue(Node node, [AstElement element]) {
     if (node is Send) {
       TypeMask value = result.typeOfSend(node);
       return value != null ? '$value' : null;
     } else if (element != null && element.isLocal) {
       return computeElementValue(element);
     }
     return null;
   }
 }