Pass data objects directly to NativeEmitter

pkg/compiler/lib/src/js_emitter/startup_emitter/model_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.
 
 library dart2js.js_emitter.startup_emitter.model_emitter;
 
 import 'dart:convert' show JsonEncoder;
 
 import 'package:js_runtime/shared/embedded_names.dart'
     show
@@ skipping 41 matching lines @@
 
 part 'deferred_fragment_hash.dart';
 part 'fragment_emitter.dart';
 
 class ModelEmitter {
   final Compiler compiler;
   final Namer namer;
   ConstantEmitter constantEmitter;
   final NativeEmitter nativeEmitter;
   final bool shouldGenerateSourceMap;
+  final InterceptorData _interceptorData;
 
   // The full code that is written to each hunk part-file.
   final Map<Fragment, CodeOutput> outputBuffers = <Fragment, CodeOutput>{};
 
   JavaScriptBackend get backend => compiler.backend;
 
   /// For deferred loading we communicate the initializers via this global var.
   static const String deferredInitializersGlobal =
       r"$__dart_deferred_initializers__";
 
   static const String partExtension = "part";
   static const String deferredExtension = "part.js";
 
   static const String typeNameProperty = r"builtin$cls";
 
-  ModelEmitter(Compiler compiler, Namer namer, this.nativeEmitter,
-      this.shouldGenerateSourceMap)
-      : this.compiler = compiler,
-        this.namer = namer {
+  ModelEmitter(this.compiler, this.namer, this.nativeEmitter,
+      this._interceptorData, this.shouldGenerateSourceMap) {
     this.constantEmitter = new ConstantEmitter(
         compiler, namer, this.generateConstantReference, constantListGenerator);
   }
 
   DiagnosticReporter get reporter => compiler.reporter;
 
   js.Expression constantListGenerator(js.Expression array) {
     // TODO(floitsch): remove hard-coded name.
     return js.js('makeConstList(#)', [array]);
   }
@@ skipping 55 matching lines @@
     }
     return js.js('#.#',
         [namer.globalObjectForConstant(value), namer.constantName(value)]);
   }
 
   int emitProgram(Program program) {
     MainFragment mainFragment = program.fragments.first;
     List<DeferredFragment> deferredFragments =
         new List<DeferredFragment>.from(program.deferredFragments);
 
-    FragmentEmitter fragmentEmitter =
-        new FragmentEmitter(compiler, namer, backend, constantEmitter, this);
+    FragmentEmitter fragmentEmitter = new FragmentEmitter(
+        compiler, namer, backend, constantEmitter, this, _interceptorData);
 
     Map<DeferredFragment, _DeferredFragmentHash> deferredHashTokens =
         new Map<DeferredFragment, _DeferredFragmentHash>();
     for (DeferredFragment fragment in deferredFragments) {
       deferredHashTokens[fragment] = new _DeferredFragmentHash(fragment);
     }
 
     js.Statement mainCode =
         fragmentEmitter.emitMainFragment(program, deferredHashTokens);
 
@@ skipping 211 matching lines @@
     // data.
     mapping["_comment"] = "This mapping shows which compiled `.js` files are "
         "needed for a given deferred library import.";
     mapping.addAll(compiler.deferredLoadTask.computeDeferredMap());
     compiler.outputProvider(
         compiler.options.deferredMapUri.path, '', OutputType.info)
       ..add(const JsonEncoder.withIndent("  ").convert(mapping))
       ..close();
   }
 }