Revert "Update all Angular libs (run update_all.sh)."

third_party/pkg/angular/lib/change_detection/dirty_checking_change_detector_static.dart

Index: third_party/pkg/angular/lib/change_detection/dirty_checking_change_detector_static.dart
diff --git a/third_party/pkg/angular/lib/change_detection/dirty_checking_change_detector_static.dart b/third_party/pkg/angular/lib/change_detection/dirty_checking_change_detector_static.dart
deleted file mode 100644
index 66bd245f72cd74251026de663764af5995cdf55a..0000000000000000000000000000000000000000
--- a/third_party/pkg/angular/lib/change_detection/dirty_checking_change_detector_static.dart
+++ /dev/null
@@ -1,32 +0,0 @@
-library dirty_checking_change_detector_static;
-
-import 'package:angular/change_detection/change_detection.dart';
-
-class StaticFieldGetterFactory implements FieldGetterFactory {
-  final isMethodInvoke = false;
-  Map<String, FieldGetter> getters;
-
-  StaticFieldGetterFactory(this.getters);
-
-  bool isMethod(Object object, String name) {
-    // We need to know if we are referring to method or field which is a
-    // function. We can find out by calling it twice and seeing if we get
-    // the same value. Methods create a new closure each time.
-    FieldGetter getterFn = getter(object, name);
-    dynamic property = getterFn(object);
-    return (property is Function) &&
-           (!identical(property, getterFn(object)));
-  }
-
-  FieldGetter getter(Object object, String name) {
-    var getter = getters[name];
-    if (getter == null) throw "Missing getter: (o) => o.$name";
-    return getter;
-  }
-
-  Function method(Object object, String name) {
-    var method = getters[name];
-    if (method == null) throw "Missing method: $name";
-    return method;
-  }
-}