Converted Observatory class-tree element

runtime/observatory/lib/elements.dart

 library observatory_elements;
 
 // Export elements.
 export 'package:observatory/src/elements/action_link.dart';
 export 'package:observatory/src/elements/class_ref_as_value.dart';
-export 'package:observatory/src/elements/class_tree.dart';
 export 'package:observatory/src/elements/class_view.dart';
 export 'package:observatory/src/elements/code_view.dart';
 export 'package:observatory/src/elements/context_ref.dart';
 export 'package:observatory/src/elements/context_view.dart';
 export 'package:observatory/src/elements/cpu_profile.dart';
 export 'package:observatory/src/elements/debugger.dart';
 export 'package:observatory/src/elements/error_view.dart';
 export 'package:observatory/src/elements/eval_box.dart';
 export 'package:observatory/src/elements/eval_link.dart';
 export 'package:observatory/src/elements/field_ref.dart';
@@ skipping 29 matching lines @@
 export 'package:observatory/src/elements/service_ref.dart';
 export 'package:observatory/src/elements/service_view.dart';
 export 'package:observatory/src/elements/timeline_page.dart';
 export 'package:observatory/src/elements/vm_connect.dart';
 export 'package:observatory/src/elements/vm_view.dart';
 
 import 'dart:async';
 
 import 'package:observatory/src/elements/class_ref.dart';
 import 'package:observatory/src/elements/class_ref_wrapper.dart';
+import 'package:observatory/src/elements/class_tree.dart';
 import 'package:observatory/src/elements/code_ref.dart';
 import 'package:observatory/src/elements/code_ref_wrapper.dart';
 import 'package:observatory/src/elements/containers/virtual_collection.dart';
 import 'package:observatory/src/elements/containers/virtual_tree.dart';
 import 'package:observatory/src/elements/curly_block.dart';
 import 'package:observatory/src/elements/curly_block_wrapper.dart';
 import 'package:observatory/src/elements/error_ref.dart';
 import 'package:observatory/src/elements/error_ref_wrapper.dart';
 import 'package:observatory/src/elements/flag_list.dart';
 import 'package:observatory/src/elements/function_ref.dart';
@@ skipping 28 matching lines @@
 import 'package:observatory/src/elements/script_ref_wrapper.dart';
 import 'package:observatory/src/elements/source_link.dart';
 import 'package:observatory/src/elements/source_link_wrapper.dart';
 import 'package:observatory/src/elements/view_footer.dart';
 import 'package:observatory/src/elements/vm_connect_target.dart';
 import 'package:observatory/src/elements/vm_connect.dart';
 
 export 'package:observatory/src/elements/helpers/rendering_queue.dart';
 
 export 'package:observatory/src/elements/class_ref.dart';
+export 'package:observatory/src/elements/class_tree.dart';
 export 'package:observatory/src/elements/code_ref.dart';
 export 'package:observatory/src/elements/containers/virtual_collection.dart';
 export 'package:observatory/src/elements/containers/virtual_tree.dart';
 export 'package:observatory/src/elements/curly_block.dart';
 export 'package:observatory/src/elements/error_ref.dart';
 export 'package:observatory/src/elements/flag_list.dart';
 export 'package:observatory/src/elements/function_ref.dart';
 export 'package:observatory/src/elements/general_error.dart';
 export 'package:observatory/src/elements/isolate_ref.dart';
 export 'package:observatory/src/elements/library_ref.dart';
@@ skipping 13 matching lines @@
 export 'package:observatory/src/elements/source_link.dart';
 export 'package:observatory/src/elements/view_footer.dart';
 export 'package:observatory/src/elements/vm_connect_target.dart';
 export 'package:observatory/src/elements/vm_connect.dart';
 
 // Even though this function does not invoke any asynchronous operation
 // it is marked as async to allow future backward compatible changes.
 Future initElements() async {
   ClassRefElement.tag.ensureRegistration();
   ClassRefElementWrapper.tag.ensureRegistration();
+  ClassTreeElement.tag.ensureRegistration();
   CodeRefElement.tag.ensureRegistration();
   CodeRefElementWrapper.tag.ensureRegistration();
   CurlyBlockElement.tag.ensureRegistration();
   CurlyBlockElementWrapper.tag.ensureRegistration();
   ErrorRefElement.tag.ensureRegistration();
   ErrorRefElementWrapper.tag.ensureRegistration();
   FlagListElement.tag.ensureRegistration();
   FunctionRefElement.tag.ensureRegistration();
   FunctionRefElementWrapper.tag.ensureRegistration();
   GeneralErrorElement.tag.ensureRegistration();
@@ skipping 25 matching lines @@
   ScriptRefElement.tag.ensureRegistration();
   ScriptRefElementWrapper.tag.ensureRegistration();
   SourceLinkElement.tag.ensureRegistration();
   SourceLinkElementWrapper.tag.ensureRegistration();
   ViewFooterElement.tag.ensureRegistration();
   VirtualCollectionElement.tag.ensureRegistration();
   VirtualTreeElement.tag.ensureRegistration();
   VMConnectElement.tag.ensureRegistration();
   VMConnectTargetElement.tag.ensureRegistration();
 }