Remove static fields in the namer.

lib/compiler/implementation/namer.dart

 // Copyright (c) 2011, 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.
 
 /**
  * Assigns JavaScript identifiers to Dart variables, class-names and members.
  */
 class Namer {
   final Compiler compiler;
 
-  static final CLOSURE_INVOCATION_NAME = const SourceString('\$call');
-  static final STATIC_CLOSURE_NAME_NAME = '\$name';
-  static final OPERATOR_EQUALS = const SourceString('operator\$eq');
-
   static Set<String> _jsReserved = null;
   Set<String> get jsReserved() {
     if (_jsReserved === null) {
       _jsReserved = new Set<String>();
       _jsReserved.addAll(JsNames.javaScriptKeywords);
       _jsReserved.addAll(JsNames.reservedPropertySymbols);
     }
     return _jsReserved;
   }
 
   Map<Element, String> globals;
   Map<String, int> usedGlobals;
   Map<String, LibraryElement> shortPrivateNameOwners;
 
   Namer(this.compiler)
       : globals = new Map<Element, String>(),
         usedGlobals = new Map<String, int>(),
         shortPrivateNameOwners = new Map<String, LibraryElement>();
 
-  final String CURRENT_ISOLATE = "\$";
-  final String ISOLATE = "Isolate";
-  final String ISOLATE_PROPERTIES = "\$isolateProperties";
+  final String CURRENT_ISOLATE = @'$';
+  final String ISOLATE = 'Isolate';
+  final String ISOLATE_PROPERTIES = @"$isolateProperties";
+  /** Some closures must contain their name. The name is stored in
+    * [STATIC_CLOSURE_NAME_NAME]. */
+  final String STATIC_CLOSURE_NAME_NAME = @'$name';
+  final SourceString CLOSURE_INVOCATION_NAME = const SourceString(@'$call');
 
 
   String closureInvocationName(Selector selector) {
     // TODO(floitsch): mangle, while not conflicting with instance names.
     return instanceMethodInvocationName(null, CLOSURE_INVOCATION_NAME,
                                         selector);
   }
 
   String privateName(LibraryElement lib, SourceString name) {
     if (name.isPrivate()) {
@@ skipping 192 matching lines @@
   }
 
   String safeName(String name) {
     if (jsReserved.contains(name) || name.startsWith('\$')) {
       name = "\$$name";
       assert(!jsReserved.contains(name));
     }
     return name;
   }
 }