Split inference type-info accessors into members, parameters and local functions

tests/compiler/dart2js/map_tracer_keys_test.dart

 // Copyright (c) 2014, 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:expect/expect.dart';
 import "package:async_helper/async_helper.dart";
 import 'package:compiler/src/types/types.dart' show ContainerTypeMask, TypeMask;
 
 import 'compiler_helper.dart';
 
@@ skipping 42 matching lines @@
     String value: "5.5",
     bool bail: false,
     bool initial: false}) {
   Uri uri = new Uri(scheme: 'source');
   var compiler = compilerFor(generateTest(key, value, initial), uri,
       expectedErrors: 0, expectedWarnings: 0);
   asyncTest(() => compiler.run(uri).then((_) {
         var typesInferrer = compiler.globalInference.typesInferrerInternal;
         var commonMasks = typesInferrer.closedWorld.commonMasks;
         var aDoubleType =
-            typesInferrer.getTypeOfElement(findElement(compiler, 'aDouble'));
+            typesInferrer.getTypeOfMember(findElement(compiler, 'aDouble'));
         var aListType =
-            typesInferrer.getTypeOfElement(findElement(compiler, 'aList'));
+            typesInferrer.getTypeOfMember(findElement(compiler, 'aList'));
 
         Expect.equals(aDoubleType, commonMasks.doubleType);
         Expect.isTrue(aListType is ContainerTypeMask);
         ContainerTypeMask container = aListType;
         TypeMask elementType = container.elementType;
         if (bail) {
           Expect.equals(elementType, commonMasks.dynamicType);
         } else {
           Expect.equals(elementType, commonMasks.uint31Type);
         }
       }));
 }