dart2js: Cleanups and renames in runtime code that thouches types.

sdk/lib/_internal/compiler/js_lib/shared/embedded_names.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.
 
 /// Contains the names of globals that are embedded into the output by the
 /// compiler.
 ///
 /// Variables embedded this way should be access with `JS_EMBEDDED_GLOBAL` from
 /// the `_foreign_helper` library.
 ///
@@ skipping 86 matching lines @@
 
 enum JsBuiltin {
   /// Returns the JavaScript constructor function for Dart's Object class.
   /// This can be used for type tests, as in
   ///
   ///     var constructor = JS_BUILTIN('', JsBuiltin.dartObjectContructor);
   ///     if (JS('bool', '# instanceof #', obj, constructor))
   ///       ...
   dartObjectConstructor,
 
-  /// Returns the class name given an [isCheckProperty].
+  /// Returns the JavaScript-constructor name given an [isCheckProperty].
   ///
   /// This relies on a deterministic encoding of is-check properties (for
   /// example `$isFoo` for a class `Foo`). In minified code the returned
   /// classname is the minified name of the class.
   ///
   ///     JS_BUILTIN('returns:String;depends:none;effects:none',
-  ///                JsBuiltin.classNameFromIsCheckProperty,
+  ///                JsBuiltin.isCheckPropertyToJsConstructorName,
   ///                isCheckProperty);
-  classNameFromIsCheckProperty,
+  isCheckPropertyToJsConstructorName,
 
   /// Returns true if the given type is a function type. Returns false for
   /// the one `Function` type singleton. (See [isFunctionTypeSingleton]).
   ///
   ///     JS_BUILTIN('bool', JsBuiltin.isFunctionType, o)
   isFunctionType,
 
   /// Returns a new function type object.
   ///
   ///     JS_BUILTIN('=Object', JsBuiltin.createFunctionType)
-  createFunctionType,
+  createFunctionTypeRti,
 
-  /// Returns the class name of the given type.
+  /// Returns the JavaScript-constructor name given an rti encoding.
   ///
-  ///     JS_BUILTIN('String', JsBuiltin.typeName, type)
-  typeName,
+  ///     JS_BUILTIN('String', JsBuiltin.rawRtiToJsConstructorName, rti)
+  rawRtiToJsConstructorName,
 
   /// Returns the raw runtime type of the given object. The given argument
   /// [o] should be the interceptor (for non-Dart objects).
   ///
   ///     JS_BUILTIN('', JsBuiltin.rawRuntimeType, o)
   rawRuntimeType,
 
   /// Returns whether the given type is a subtype of other.
   ///
   /// The argument `other` is the name of the potential supertype. It is
@@ skipping 30 matching lines @@
   ///     JS_BUILTIN('returns:var;effects:none;depends:none',
   ///                JsBuiltin.getMetadata, index);
   getMetadata,
 
   /// Returns the type of the given [index].
   ///
   ///     JS_BUILTIN('returns:var;effects:none;depends:none',
   ///                JsBuiltin.getType, index);
   getType,
 }