feat(dart/transform): Generate ChangeDetector classes

Use the `ProtoViewDto` created by the render `Compiler` to create a
`ChangeDetectorDefinition`.

From there, generate a subclass of `AbstractChangeDetector` for each
`ChangeDetectorDefinition`.

Run some basic unit tests for the dynamic and JIT change detectors on
pre-generated change detectors.

modules/angular2/test/transform/integration/two_annotations_files/expected/bar.ng_deps.dart

@@ -1,5 +1,8 @@
 library bar.ng_deps.dart;
 
+import 'package:angular2/src/change_detection/pregen_proto_change_detector.dart'
+    as _gen;
+
 import 'bar.dart';
 import 'package:angular2/src/core/annotations_impl/annotations.dart';
 import 'package:angular2/src/core/annotations_impl/view.dart';
@@ -18,3 +21,48 @@ void initReflector(reflector) {
       ]
     });
 }
+class _MyComponent_ChangeDetector0 extends _gen.AbstractChangeDetector {
+  final dynamic _dispatcher;
+  final _gen.PipeRegistry _pipeRegistry;
+  final _gen.List<_gen.ProtoRecord> _protos;
+  final _gen.List<_gen.DirectiveRecord> _directiveRecords;
+  dynamic _locals = null;
+  dynamic _context = _gen.ChangeDetectionUtil.uninitialized();
+
+  _MyComponent_ChangeDetector0(this._dispatcher, this._pipeRegistry,
+      this._protos, this._directiveRecords)
+      : super();
+
+  void detectChangesInRecords(throwOnChange) {
+    var context = null;
+    var change_context = false;
+    var isChanged = false;
+    var currentProto;
+    var changes = null;
+
+    context = _context;
+  }
+
+  void callOnAllChangesDone() {}
+
+  void hydrate(context, locals, directives) {
+    mode = 'ALWAYS_CHECK';
+    _context = context;
+    _locals = locals;
+  }
+
+  void dehydrate() {
+    _context = _gen.ChangeDetectionUtil.uninitialized();
+    _locals = null;
+  }
+
+  hydrated() =>
+      !_gen.looseIdentical(_context, _gen.ChangeDetectionUtil.uninitialized());
+
+  static _gen.ProtoChangeDetector newProtoChangeDetector(
+      _gen.PipeRegistry registry, _gen.ChangeDetectorDefinition def) {
+    return new _gen.PregenProtoChangeDetector(
+        (a, b, c, d) => new _MyComponent_ChangeDetector0(a, b, c, d), registry,
+        def);
+  }
+}