Start new design for interceptors and implement String.charCodeAt with it.

sdk/lib/_internal/compiler/implementation/enqueue.dart

Index: sdk/lib/_internal/compiler/implementation/enqueue.dart
===================================================================
--- sdk/lib/_internal/compiler/implementation/enqueue.dart	(revision 14732)
+++ sdk/lib/_internal/compiler/implementation/enqueue.dart	(working copy)
@@ -29,6 +29,7 @@
   final Set<ClassElement> seenClasses;
   final Universe universe;
   final Queue<WorkItem> queue;
+  final Map<SourceString, List<Element>> interceptedElements;

[ahe, 2012/11/12 13:24:11]

Backend specific?

[ngeoffray, 2012/11/13 11:45:16]

Done.

 
   /**
    * Map from declaration elements to the [TreeElements] object holding the
@@ -48,6 +49,7 @@
       seenClasses = new Set<ClassElement>(),
       universe = new Universe(),
       queue = new Queue<WorkItem>(),
+      interceptedElements = new Map<SourceString, List<Element>>(),
       resolvedElements = new Map<Element, TreeElements>();
 
   bool get isResolutionQueue => identical(compiler.enqueuer.resolution, this);
@@ -141,6 +143,15 @@
     onRegisterInstantiatedClass(cls);
   }
 
+  void registerSpecialInstantiatedClass(ClassElement cls) {
+    registerInstantiatedClass(cls);
+    cls.forEachMember((_, Element member) {
+      List<Element> list = interceptedElements.putIfAbsent(
+          member.name, () => new List<Element>());
+      list.add(member);
+    });
+  }
+
   bool checkNoEnqueuedInvokedInstanceMethods() {
     task.measure(() {
       // Run through the classes and see if we need to compile methods.