Fix LibraryMirror.invoke to call through the contents of an implicit getter.

tests/lib/mirrors/invoke_call_through_implicit_getter_test.dart

-// Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
+// 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.
 
-library test.invoke_call_through_getter;
+library test.invoke_call_through_implicit_getter;
 
 import 'dart:mirrors';
 
 import 'package:expect/expect.dart';
 
 class FakeFunctionCall {
   call(x, y) => '1 $x $y';
 }
 class FakeFunctionNSM {
   noSuchMethod(msg) => msg.positionalArguments.join(', ');
 }
 
 class C {
-  get fakeFunctionCall => new FakeFunctionCall();
-  get fakeFunctionNSM => new FakeFunctionNSM();
-  get closure => (x, y) => '2 $this $x $y';
-  get closureOpt => (x, y, [z, w]) => '3 $this $x $y $z $w';
-  get closureNamed => (x, y, {z, w}) => '4 $this $x $y $z $w';
-  get notAClosure => 'Not a closure';
+  var fakeFunctionCall = new FakeFunctionCall();
+  var fakeFunctionNSM = new FakeFunctionNSM();
+  var closure;  // = (x, y) => '2 $this $x $y';
+  var closureOpt;  // = (x, y, [z, w]) => '3 $this $x $y $z $w';
+  var closureNamed;  // = (x, y, {z, w}) => '4 $this $x $y $z $w';
+  var notAClosure = 'Not a closure';
   noSuchMethod(msg) => 'DNU';
 
+  C() {
+    closure = (x, y) => '2 $this $x $y';
+    closureOpt = (x, y, [z, w]) => '3 $this $x $y $z $w';
+    closureNamed = (x, y, {z, w}) => '4 $this $x $y $z $w';
+  }
+
   toString() => 'C';
 }
 
 testInstanceBase() {
   var c = new C();
 
   Expect.equals('1 5 6', c.fakeFunctionCall(5, 6));
   Expect.equals('7, 8', c.fakeFunctionNSM(7, 8));
   Expect.equals('2 C 9 10', c.closure(9, 10));
   Expect.equals('3 C 11 12 13 null', c.closureOpt(11, 12, 13));
@@ skipping 18 matching lines @@
                 im.invoke(#closureNamed, [14, 15], {#w: 16}).reflectee);
   Expect.equals('DNU',
                 im.invoke(#doesNotExist, [17, 18]).reflectee);
   Expect.throws(() => im.invoke(#closure, ['wrong arity']),
                 (e) => e is NoSuchMethodError);
   Expect.throws(() => im.invoke(#notAClosure, []),
                 (e) => e is NoSuchMethodError);
 }
 
 class D {
-  static get fakeFunctionCall => new FakeFunctionCall();
-  static get fakeFunctionNSM => new FakeFunctionNSM();
-  static get closure => (x, y) => '2 $x $y';
-  static get closureOpt => (x, y, [z, w]) => '3 $x $y $z $w';
-  static get closureNamed => (x, y, {z, w}) => '4 $x $y $z $w';
-  static get notAClosure => 'Not a closure';
+  static var fakeFunctionCall = new FakeFunctionCall();
+  static var fakeFunctionNSM = new FakeFunctionNSM();
+  static var closure = (x, y) => '2 $x $y';
+  static var closureOpt = (x, y, [z, w]) => '3 $x $y $z $w';
+  static var closureNamed = (x, y, {z, w}) => '4 $x $y $z $w';
+  static var notAClosure = 'Not a closure';
 }
 
 testClassBase() {
   Expect.equals('1 5 6', D.fakeFunctionCall(5, 6));
   Expect.equals('7, 8', D.fakeFunctionNSM(7, 8));
   Expect.equals('2 9 10', D.closure(9, 10));
   Expect.equals('3 11 12 13 null', D.closureOpt(11, 12, 13));
   Expect.equals('4 14 15 null 16', D.closureNamed(14, 15, w: 16));
   Expect.throws(() => D.closure('wrong arity'), (e) => e is NoSuchMethodError);
 }
 
 testClassReflective() {
   ClassMirror cm = reflectClass(D);
 
   Expect.equals('1 5 6',
                 cm.invoke(#fakeFunctionCall, [5, 6]).reflectee);
   Expect.equals('7, 8',
                 cm.invoke(#fakeFunctionNSM, [7, 8]).reflectee);
   Expect.equals('2 9 10',
                 cm.invoke(#closure, [9, 10]).reflectee);
   Expect.equals('3 11 12 13 null',
                 cm.invoke(#closureOpt, [11, 12, 13]).reflectee);
   Expect.equals('4 14 15 null 16',
                 cm.invoke(#closureNamed, [14, 15], {#w: 16}).reflectee);
   Expect.throws(() => cm.invoke(#closure, ['wrong arity']),
                 (e) => e is NoSuchMethodError);
 }
 
-get fakeFunctionCall => new FakeFunctionCall();
-get fakeFunctionNSM => new FakeFunctionNSM();
-get closure => (x, y) => '2 $x $y';
-get closureOpt => (x, y, [z, w]) => '3 $x $y $z $w';
-get closureNamed => (x, y, {z, w}) => '4 $x $y $z $w';
-get notAClosure => 'Not a closure';
+var fakeFunctionCall = new FakeFunctionCall();
+var fakeFunctionNSM = new FakeFunctionNSM();
+var closure = (x, y) => '2 $x $y';
+var closureOpt = (x, y, [z, w]) => '3 $x $y $z $w';
+var closureNamed = (x, y, {z, w}) => '4 $x $y $z $w';
+var notAClosure = 'Not a closure';
 
 testLibraryBase() {
   Expect.equals('1 5 6', fakeFunctionCall(5, 6));
   Expect.equals('7, 8', fakeFunctionNSM(7, 8));
   Expect.equals('2 9 10', closure(9, 10));
   Expect.equals('3 11 12 13 null', closureOpt(11, 12, 13));
   Expect.equals('4 14 15 null 16', closureNamed(14, 15, w: 16));
   Expect.throws(() => closure('wrong arity'), (e) => e is NoSuchMethodError);
 }
 
 testLibraryReflective() {
   LibraryMirror lm = reflectClass(D).owner;
 
   Expect.equals('1 5 6',
                 lm.invoke(#fakeFunctionCall, [5, 6]).reflectee);
   Expect.equals('7, 8',
                 lm.invoke(#fakeFunctionNSM, [7, 8]).reflectee);
   Expect.equals('2 9 10',
                 lm.invoke(#closure, [9, 10]).reflectee);
   Expect.equals('3 11 12 13 null',
                 lm.invoke(#closureOpt, [11, 12, 13]).reflectee);
   Expect.equals('4 14 15 null 16',
                 lm.invoke(#closureNamed, [14, 15], {#w: 16}).reflectee);
   Expect.throws(() => lm.invoke(#closure, ['wrong arity']),
                 (e) => e is NoSuchMethodError);
 }
 
 main() {
-  testInstanceBase();
+  // Do not access the getters/closures at the base level in this variant.
+  //testInstanceBase();
   testInstanceReflective();
-  testClassBase();
+  //testClassBase();
   testClassReflective();
-  testLibraryBase();
+  //testLibraryBase();
   testLibraryReflective();
 }