Change signature of noSuchMethod to take an InvocationMirror.

lib/core/object.dart

Index: lib/core/object.dart
diff --git a/lib/core/object.dart b/lib/core/object.dart
index ba41cb81840162b11f00a9e5fbd31f20c63a0c9f..4ab04bca8155661b38d34999f9f60204b549ceec 100644
--- a/lib/core/object.dart
+++ b/lib/core/object.dart
@@ -48,14 +48,15 @@ class Object {
   /**
    * [noSuchMethod] is invoked when users invoke a non-existant method
    * on an object. The name of the method and the arguments of the
-   * invocation are passed to [noSuchMethod]. If [noSuchMethod]
-   * returns a value, that value becomes the result of the original
-   * invocation.
+   * invocation are passed to [noSuchMethod] in an [InvocationMirror].
+   * If [noSuchMethod] returns a value, that value becomes the result of
+   * the original invocation.
    *
    * The default behavior of [noSuchMethod] is to throw a
    * [noSuchMethodError].
    */
-  external Dynamic noSuchMethod(String name, List args);
+  external dynamic noSuchMethod(InvocationMirror invocation);
+
   /**
    * A representation of the runtime type of the object.
    */