Provide a way to get a Type back from a ClassMirror.

sdk/lib/mirrors/mirrors.dart

Index: sdk/lib/mirrors/mirrors.dart
diff --git a/sdk/lib/mirrors/mirrors.dart b/sdk/lib/mirrors/mirrors.dart
index b0d39d9c1262150a388d36111a8e4319868b8391..7ea9f0843f38351e80453898fe2882bc7c33b959 100644
--- a/sdk/lib/mirrors/mirrors.dart
+++ b/sdk/lib/mirrors/mirrors.dart
@@ -682,6 +682,18 @@ abstract class TypeMirror implements DeclarationMirror {
  */
 abstract class ClassMirror implements TypeMirror, ObjectMirror {
   /**
+   * Returns true if this mirror reflects a non-generic class or an instanitated
+   * generic class. Otherwise, returns false.
+   */

[gbracha, 2013/08/16 19:59:31]

This will also have to account for remote mirrors eventually. So I'd modify the
comment:

"Returns true if this mirror reflects a non-generic class or an instantiated
generic class in the current isolate."

Also note the typo: "instanitated" ->  "instantiated"

[rmacnak, 2013/08/16 20:06:29]

Done.

+  bool get hasReflectedType;
+
+  /**
+   * If [:hasReflectedType:] returns true, returns the corresponding [Type].
+   * Otherwise, an [UnsupportedError] is thrown.
+   */
+  Type get reflectedType;
+
+  /**
    * A mirror on the superclass on the reflectee.
    *
    * If this type is [:Object:] or a typedef, the superClass will be