Remove use of Compiler in inferrer engines.

pkg/compiler/lib/src/js_emitter/lazy_emitter/model_emitter.dart

 // Copyright (c) 2014, 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.lazy_emitter.model_emitter;
 
 import 'package:js_runtime/shared/embedded_names.dart'
     show
         CREATE_NEW_ISOLATE,
         DEFERRED_LIBRARY_URIS,
@@ skipping 152 matching lines @@
 
     program.finalizers.forEach((js.TokenFinalizer f) => f.finalizeTokens());
 
     // TODO(johnniwinther): Support source maps in this emitter.
     for (int i = 0; i < fragmentsCode.length; ++i) {
       String code = js
           .createCodeBuffer(fragmentsCode[i], compiler.options,
               backend.sourceInformationStrategy)
           .getText();
       totalSize += code.length;
-      compiler.outputProvider(
+      compiler.outputProvider.createOutputSink(
           fragments[i + 1].outputFileName, deferredExtension, OutputType.jsPart)
         ..add(code)
         ..close();
     }
 
     String mainCode = js
         .createCodeBuffer(
             mainAst, compiler.options, backend.sourceInformationStrategy)
         .getText();
-    compiler.outputProvider(mainFragment.outputFileName, 'js', OutputType.js)
-      ..add(buildGeneratedBy(compiler))
-      ..add(mainCode)
-      ..close();
+    compiler.outputProvider
+        .createOutputSink(mainFragment.outputFileName, 'js', OutputType.js)
+          ..add(buildGeneratedBy(compiler))
+          ..add(mainCode)
+          ..close();
     totalSize += mainCode.length;
 
     return totalSize;
   }
 
   /// Returns a [js.Literal] that represents the string result of unparsing
   /// [value].
   ///
   /// The returned node will, when its string value is requested, pretty-print
   /// the given [value] and, if [protectForEval] is true, wrap the resulting
@@ skipping 1085 matching lines @@
   #eagerClasses;
 
   var end = Date.now();
   // print('Setup: ' + (end - start) + ' ms.');
 
   #invokeMain;  // Start main.
 
 })(Date.now(), #code)
 }""";
 }