A step towards handling `new Object()` in compile_from_dill_test

pkg/compiler/lib/src/elements/common.dart

Index: pkg/compiler/lib/src/elements/common.dart
diff --git a/pkg/compiler/lib/src/elements/common.dart b/pkg/compiler/lib/src/elements/common.dart
index b307f09d5aafc99d92132f285f40413292df81e2..76a965fd9f2425e22cc57be041ccbba05ccfaba4 100644
--- a/pkg/compiler/lib/src/elements/common.dart
+++ b/pkg/compiler/lib/src/elements/common.dart
@@ -473,11 +473,12 @@ abstract class ClassElementCommon implements ClassElement {
 
   // backendMembers are members that have been added by the backend to simplify
   // compilation. They don't have any user-side counter-part.
-  Link<Element> backendMembers = const Link<Element>();
+  Link<ConstructorBodyElement> backendMembers =

[Siggi Cherem (dart-lang), 2017/06/08 18:01:46]

TODO: rename?

[Johnni Winther, 2017/06/09 09:28:49]

Renamed all methods - and removed the reverseBackendMembers by using a List
instead of a Link.

+      const Link<ConstructorBodyElement>();
 
   bool get hasBackendMembers => !backendMembers.isEmpty;
 
-  void addBackendMember(Element member) {
+  void addBackendMember(ConstructorBodyElement member) {
     // TODO(ngeoffray): Deprecate this method.
     assert(member.isGenerativeConstructorBody);
     backendMembers = backendMembers.prepend(member);
@@ -488,8 +489,8 @@ abstract class ClassElementCommon implements ClassElement {
   }
 
   /// Lookup a synthetic element created by the backend.
-  Element lookupBackendMember(String memberName) {
-    for (Element element in backendMembers) {
+  ConstructorBodyElement lookupBackendMember(String memberName) {
+    for (ConstructorBodyElement element in backendMembers) {
       if (element.name == memberName) {
         return element;
       }
@@ -497,7 +498,7 @@ abstract class ClassElementCommon implements ClassElement {
     return null;
   }
 
-  void forEachBackendMember(void f(Element member)) {
+  void forEachBackendMember(void f(ConstructorBodyElement member)) {
     backendMembers.forEach(f);
   }
 }