Add Resolution and Parsing interfaces for computeType, ensureResolved and parseNode.

pkg/compiler/lib/src/js_backend/custom_elements_analysis.dart

 // Copyright (c) 2013, 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.
 
 part of js_backend;
 
 /**
  * Support for Custom Elements.
  *
  * The support for custom elements the compiler builds a table that maps the
@@ skipping 49 matching lines @@
     // for the unimplemented `ClassMirror.reflectedType` is not recognizable.
     // TODO(12607): Match on [ClassMirror.reflectedType]
     resolutionJoin.allClassesSelected = true;
     codegenJoin.allClassesSelected = true;
   }
 
   CustomElementsAnalysisJoin joinFor(Enqueuer enqueuer) =>
       enqueuer.isResolutionQueue ? resolutionJoin : codegenJoin;
 
   void registerInstantiatedClass(ClassElement classElement, Enqueuer enqueuer) {
-    classElement.ensureResolved(compiler);
+    classElement.ensureResolved(compiler.resolution);
     if (!Elements.isNativeOrExtendsNative(classElement)) return;
     if (classElement.isMixinApplication) return;
     if (classElement.isAbstract) return;
     joinFor(enqueuer).instantiatedClasses.add(classElement);
   }
 
   void registerTypeLiteral(DartType type, Registry registry) {
     assert(registry.isForResolution);
     // In codegen we see the TypeConstants instead.
     if (!registry.isForResolution) return;
@@ skipping 103 matching lines @@
     List<Element> result = <Element>[];
     // Only classes that extend native classes have constructors in the table.
     // We could refine this to classes that extend Element, but that would break
     // the tests and there is no sane reason to subclass other native classes.
     if (classElement.isNative) return result;
 
     selectGenerativeConstructors(ClassElement enclosing, Element member) {
       if (member.isGenerativeConstructor) {
         // Ignore constructors that cannot be called with zero arguments.
         FunctionElement constructor = member;
-        constructor.computeType(compiler);
+        constructor.computeType(compiler.resolution);
         FunctionSignature parameters = constructor.functionSignature;
         if (parameters.requiredParameterCount == 0) {
           result.add(member);
         }
       }
     }
     classElement.forEachMember(selectGenerativeConstructors,
         includeBackendMembers: false,
         includeSuperAndInjectedMembers: false);
     return result;
   }
 }