Patch refactoring.

lib/compiler/implementation/lib/core_patch.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.
 
 // Patch file for dart:core classes.
 
 // Patch for 'print' function.
-patch void print(var obj) {
-  if (obj is String) {
-    Primitives.printString(obj);
+patch void print(var object) {
+  if (object is String) {
+    Primitives.printString(object);
   } else {
-    Primitives.printString(obj.toString());
+    Primitives.printString(object.toString());
   }
 }
 
 // Patch for Object implementation.
 patch class Object {
   patch int hashCode() => Primitives.objectHashCode(this);
 
   patch String toString() => Primitives.objectToString(this);
 
   patch Dynamic noSuchMethod(String name, List args) {
     throw new NoSuchMethodError(this, name, args);
   }
 
   patch Type get runtimeType {
     String key = getRuntimeTypeString(this);
     return getOrCreateCachedRuntimeType(key);
   }
 }
 
 
 // Patch for Expando implementation.
 patch class Expando<T> {
-  patch Expando([this.name]);
+  patch Expando([String name]) : this.name = name;
 
   patch T operator[](Object object) {
     var values = Primitives.getProperty(object, _EXPANDO_PROPERTY_NAME);
     return (values === null) ? null : Primitives.getProperty(values, _getKey());
   }
 
   patch void operator[]=(Object object, T value) {
     var values = Primitives.getProperty(object, _EXPANDO_PROPERTY_NAME);
     if (values === null) {
       values = new Object();
@@ skipping 10 matching lines @@
     }
     return key;
   }
 
   static const String _KEY_PROPERTY_NAME = 'expando\$key';
   static const String _EXPANDO_PROPERTY_NAME = 'expando\$values';
   static int _keyCount = 0;
 }
 
 patch class int {
-  patch static int parse(String string) => Primitives.parseInt(string);
+  patch static int parse(String source) => Primitives.parseInt(source);
 }
 
 patch class double {
-  patch static double parse(String string) => Primitives.parseDouble(string);
+  patch static double parse(String source) => Primitives.parseDouble(source);
 }
 
 patch class NoSuchMethodError {
   patch static String _objectToString(Object object) {
     return Primitives.objectToString(object);
   }
 }