dart2js: Remove ConcreteTypeInference

pkg/compiler/lib/src/compiler.dart

 // Copyright (c) 2012, 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.compiler_base;
 
 import 'dart:async' show
     EventSink,
     Future;
 
@@ skipping 163 matching lines @@
 
   final bool useFrequencyNamer;
 
   /// When `true` emits URIs in the reflection metadata.
   final bool preserveUris;
 
   final bool enableTypeAssertions;
   final bool enableUserAssertions;
   final bool trustTypeAnnotations;
   final bool trustPrimitives;
-  final bool enableConcreteTypeInference;
   final bool disableTypeInferenceFlag;
   final Uri deferredMapUri;
   final bool dumpInfo;
   final bool useContentSecurityPolicy;
   final bool enableExperimentalMirrors;
   final bool enableAssertMessage;
 
   /**
    * The maximum size of a concrete type before it widens to dynamic during
    * concrete type inference.
@@ skipping 288 matching lines @@
 
   bool hasCrashed = false;
 
   /// Set by the backend if real reflection is detected in use of dart:mirrors.
   bool disableTypeInferenceForMirrors = false;
 
   Compiler({this.enableTypeAssertions: false,
             this.enableUserAssertions: false,
             this.trustTypeAnnotations: false,
             this.trustPrimitives: false,
-            this.enableConcreteTypeInference: false,
             bool disableTypeInferenceFlag: false,
             this.maxConcreteTypeSize: 5,
             this.enableMinification: false,
             this.preserveUris: false,
             this.enableNativeLiveTypeAnalysis: false,
             bool emitJavaScript: true,
             bool dart2dartMultiFile: false,
             bool generateSourceMap: true,
             bool analyzeAllFlag: false,
             bool analyzeOnly: false,
@@ skipping 1346 matching lines @@
 
   @override
   InterfaceType streamType([DartType elementType]) {
     InterfaceType type = streamClass.computeType(compiler);
     if (elementType == null) {
       return streamClass.rawType;
     }
     return type.createInstantiation([elementType]);
   }
 }