Pass data objects directly to NativeEmitter

pkg/compiler/lib/src/js_emitter/startup_emitter/fragment_emitter.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.
 
 part of dart2js.js_emitter.startup_emitter.model_emitter;
 
 /// The name of the property that stores the tear-off getter on a static
 /// function.
 ///
 /// This property is only used when isolates are used.
@@ skipping 425 matching lines @@
  * loaded dynamically when a deferred library is loaded.
  *
  * This class is stateless and can be reused for different fragments.
  */
 class FragmentEmitter {
   final Compiler compiler;
   final Namer namer;
   final JavaScriptBackend backend;
   final ConstantEmitter constantEmitter;
   final ModelEmitter modelEmitter;
+  final InterceptorData _interceptorData;
 
   FragmentEmitter(this.compiler, this.namer, this.backend, this.constantEmitter,
-      this.modelEmitter);
-
-  InterceptorData get _interceptorData =>
-      // TODO(johnniwinther): Pass [InterceptorData] directly?
-      modelEmitter.nativeEmitter.interceptorData;
+      this.modelEmitter, this._interceptorData);
 
   js.Expression generateEmbeddedGlobalAccess(String global) =>
       modelEmitter.generateEmbeddedGlobalAccess(global);
 
   js.Expression generateConstantReference(ConstantValue value) =>
       modelEmitter.generateConstantReference(value);
 
   js.Expression classReference(Class cls) {
     return js.js('#.#', [cls.holder.name, cls.name]);
   }
@@ skipping 1008 matching lines @@
     }
     statements.add(js.js.statement("setOrUpdateInterceptorsByTag(#);",
         js.objectLiteral(interceptorsByTag)));
     statements.add(
         js.js.statement("setOrUpdateLeafTags(#);", js.objectLiteral(leafTags)));
     statements.addAll(subclassAssignments);
 
     return wrapPhase('nativeSupport', statements);
   }
 }