Record defensive dynamic invokes for unresolved field accesses

pkg/analyzer/test/src/task/strong/checker_test.dart

 // Copyright (c) 2015, 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.
 
 // TODO(jmesserly): this file needs to be refactored, it's a port from
 // package:dev_compiler's tests
 /// General type checking tests
 library test.src.task.strong.checker_test;
 
 import 'package:unittest/unittest.dart';
@@ skipping 107 matching lines @@
           (/*info:DynamicInvoke*/f.col(3));
         }
         {
           A f = new B();
           int x;
           double y;
           x = /*info:DynamicCast, info:DynamicInvoke*/f(3);
           y = /*info:DynamicCast, info:DynamicInvoke*/f(3);
           (/*info:DynamicInvoke*/f(3.0));
         }
+        {
+          dynamic g = new B();
+          (/*info:DynamicInvoke*/g.call(32.0));
+          (/*info:DynamicInvoke*/g.col(42.0));
+          (/*info:DynamicInvoke*/g.foo(42.0));
+          (/*info:DynamicInvoke*/g.x);
+          A f = new B();
+          f.call(32.0);
+          (/*info:DynamicInvoke*/f.col(42.0));
+          (/*info:DynamicInvoke*/f.foo(42.0));
+          (/*info:DynamicInvoke*/f.x);
+        }
       }
     '''
   });
 
   testChecker('conversion and dynamic invoke', {
     '/helper.dart': '''
       dynamic toString = (int x) => x + 42;
       dynamic hashCode = "hello";
       ''',
     '/main.dart': '''
@@ skipping 2164 matching lines @@
 
         baz1() sync* { yield* (/*info:DynamicCast*/x); }
         Iterable baz2() sync* { yield* (/*info:DynamicCast*/x); }
         Iterable<int> baz3() sync* { yield* (/*warning:DownCastComposite*/x); }
         Iterable<int> baz4() sync* { yield* new Iterable<int>(); }
         Iterable<int> baz5() sync* { yield* (/*info:InferredTypeAllocation*/new Iterable()); }
     '''
     });
   });
 }