Move DDC to analyzer-based checker

lib/src/codegen/js_codegen.dart

 // Copyright (c) 2015, 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.
 
 library dev_compiler.src.codegen.js_codegen;
 
 import 'dart:collection' show HashSet, HashMap, SplayTreeSet;
 
 import 'package:analyzer/analyzer.dart' hide ConstantEvaluator;
 import 'package:analyzer/src/generated/ast.dart' hide ConstantEvaluator;
@@ skipping 87 matching lines @@
   ModuleItemLoadOrder _loader;
 
   /// _interceptors.JSArray<E>, used for List literals.
   ClassElement _jsArray;
 
   /// The default value of the module object. See [visitLibraryDirective].
   String _jsModuleValue;
 
   Map<String, DartType> _objectMembers;
 
-  JSCodegenVisitor(AbstractCompiler compiler, this.currentLibrary,
+  JSCodegenVisitor(AbstractCompiler compiler, this.rules, this.currentLibrary,
       this._extensionTypes, this._fieldsNeedingStorage)
       : compiler = compiler,
         options = compiler.options.codegenOptions,
-        rules = compiler.rules,
         _types = compiler.context.typeProvider {
     _loader = new ModuleItemLoadOrder(_emitModuleItem);
 
     var context = compiler.context;
     var src = context.sourceFactory.forUri('dart:_interceptors');
     var interceptors = context.computeLibraryElement(src);
     _jsArray = interceptors.getType('JSArray');
 
     _objectMembers = getObjectMemberMap(types);
   }
 
   TypeProvider get types => rules.provider;
 
   JS.Program emitLibrary(LibraryUnit library) {
     // Modify the AST to make coercions explicit.
-    new CoercionReifier(library, compiler).reify();
+    new CoercionReifier(library, rules).reify();
 
     // Build the public namespace for this library. This allows us to do
     // constant time lookups (contrast with `Element.getChild(name)`).
     if (currentLibrary.publicNamespace == null) {
       (currentLibrary as LibraryElementImpl).publicNamespace =
           new PublicNamespaceBuilder().build(currentLibrary);
     }
 
     library.library.directives.forEach(_visit);
 
@@ skipping 3134 matching lines @@
     t.mixins.forEach(_addExtensionType);
     _addExtensionType(t.superclass);
   }
 
   String generateLibrary(LibraryUnit unit) {
     // Clone the AST first, so we can mutate it.
     unit = unit.clone();
     var library = unit.library.element.library;
     var fields = findFieldsNeedingStorage(unit);
     var codegen =
-        new JSCodegenVisitor(compiler, library, _extensionTypes, fields);
+        new JSCodegenVisitor(compiler, rules, library, _extensionTypes, fields);
     var module = codegen.emitLibrary(unit);
     var out = compiler.getOutputPath(library.source.uri);
     return writeJsLibrary(module, out,
         emitSourceMaps: options.emitSourceMaps,
         arrowFnBindThisWorkaround: options.arrowFnBindThisWorkaround);
   }
 }
 
 /// Choose a canonical name from the library element.
 /// This never uses the library's name (the identifier in the `library`
@@ skipping 19 matching lines @@
 
 /// A special kind of element created by the compiler, signifying a temporary
 /// variable. These objects use instance equality, and should be shared
 /// everywhere in the tree where they are treated as the same variable.
 class TemporaryVariableElement extends LocalVariableElementImpl {
   TemporaryVariableElement.forNode(Identifier name) : super.forNode(name);
 
   int get hashCode => identityHashCode(this);
   bool operator ==(Object other) => identical(this, other);
 }