Add TypeVariableMirror.isStatic to the API and dart2js.

sdk/lib/mirrors/mirrors.dart

 // Copyright (c) 2013, 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.
 
 // For the purposes of the mirrors library, we adopt a naming
 // convention with respect to getters and setters.  Specifically, for
 // some variable or field...
 //
 //   var myField;
 //
@@ skipping 867 matching lines @@
  * A [TypeVariableMirror] represents a type parameter of a generic
  * type.
  */
 abstract class TypeVariableMirror extends TypeMirror {
   /**
    * A mirror on the type that is the upper bound of this type variable.
    */
   TypeMirror get upperBound;
 
   /**
+   * Is the reflectee static?
+   *
+   * For the purposes of the mirrors library, type variables are considered
+   * non-static.
+   */
+  bool get isStatic;
+
+  /**
    * Returns [:true:] if this mirror is equal to [other].
    * Otherwise returns [:false:].
    *
    * The equality holds if and only if
    * (1) [other] is a mirror of the same kind
    * and
    * (2)  [:simpleName == other.simpleName:] and
    * [:owner == other.owner:].
    */
    bool operator == (other);
@@ skipping 332 matching lines @@
    *
    * When used as metadata on an import of "dart:mirrors", this metadata does
    * not apply to the library in which the annotation is used, but instead
    * applies to the other libraries (all libraries if "*" is used).
    */
   final override;
 
   const MirrorsUsed(
       {this.symbols, this.targets, this.metaTargets, this.override});
 }