Share the JavaScript based LinkedHashMap implementation between constant maps and the LinkedHashMap…

pkg/compiler/lib/src/resolution/registry.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.
 
 part of resolution;
 
 /// [ResolutionRegistry] collects all resolution information. It stores node
 /// related information in a [TreeElements] mapping and registers calls with
 /// [Backend], [World] and [Enqueuer].
 // TODO(johnniwinther): Split this into an interface and implementation class.
@@ skipping 244 matching lines @@
   void registerTypeVariableExpression() {
     backend.resolutionCallbacks.onTypeVariableExpression(this);
   }
 
   void registerTypeLiteral(Send node, DartType type) {
     mapping.setType(node, type);
     backend.resolutionCallbacks.onTypeLiteral(type, this);
     world.registerInstantiatedClass(compiler.typeClass, this);
   }
 
+  void registerMapLiteral(Node node, DartType type, bool isConstant) {
+    setType(node, type);
+    backend.resolutionCallbacks.onMapLiteral(this, type, isConstant);
+  }
+
   // TODO(johnniwinther): Remove the [ResolverVisitor] dependency. Its only
   // needed to lookup types in the current scope.
   void registerJsCall(Node node, ResolverVisitor visitor) {
     world.registerJsCall(node, visitor);
   }
 
   // TODO(johnniwinther): Remove the [ResolverVisitor] dependency. Its only
   // needed to lookup types in the current scope.
   void registerJsEmbeddedGlobalCall(Node node, ResolverVisitor visitor) {
     world.registerJsEmbeddedGlobalCall(node, visitor);
@@ skipping 32 matching lines @@
   }
 
   void registerRequiredType(DartType type, Element enclosingElement) {
     backend.registerRequiredType(type, enclosingElement);
   }
 
   void registerStringInterpolation() {
     backend.resolutionCallbacks.onStringInterpolation(this);
   }
 
-  void registerConstantMap() {
-    backend.resolutionCallbacks.onConstantMap(this);
-  }
-
   void registerFallThroughError() {
     backend.resolutionCallbacks.onFallThroughError(this);
   }
 
   void registerCatchStatement() {
     backend.resolutionCallbacks.onCatchStatement(this);
   }
 
   void registerStackTraceInCatch() {
     backend.resolutionCallbacks.onStackTraceInCatch(this);
@@ skipping 34 matching lines @@
   }
 
   bool isAssert(Send node) {
     return mapping.isAssert(node);
   }
 
   void registerAsyncMarker(FunctionElement element) {
     backend.registerAsyncMarker(element, world, this);
   }
 }