Remove dart_utf_tag from DEPS

DEPS

@@ -31,7 +31,7 @@ vars = {
   # Dart is: https://github.com/dart-lang/sdk/blob/master/DEPS.
   # You can use //tools/dart/create_updated_flutter_deps.py to produce
   # updated revision list of existing dependencies.
-  'dart_revision': 'cc63d6e647df1cfd34a54adb63aba7f937ce6f6b',
+  'dart_revision': '06ed3f598c4baf48c7a09ff90240dae02d6d6df5',
 
   # WARNING: DO NOT EDIT MANUALLY
   # The lines between blank lines above and below are generated by a script. See create_updated_flutter_deps.py
@@ -52,7 +52,7 @@ vars = {
   'dart_dartdoc_tag': 'v0.28.2',
   'dart_fixnum_tag': '0.10.9',
   'dart_glob_tag': '1.1.7',
-  'dart_html_tag': '0.13.4+1',
+  'dart_html_tag': '0.14.0',
   'dart_http_multi_server_tag': '2.0.5',
   'dart_http_parser_tag': '3.1.3',
   'dart_http_retry_tag': '0.1.1',
@@ -94,7 +94,6 @@ vars = {
   'dart_test_tag': '1.3.4',
   'dart_typed_data_tag': '1.1.6',
   'dart_usage_tag': '3.4.0',
-  'dart_utf_tag': '0.9.0+5',
   'dart_watcher_rev': '0.9.7+12',
   'dart_web_socket_channel_tag': '1.0.9',
   'dart_yaml_tag': '2.1.15',
@@ -341,9 +340,6 @@ deps = {
   'src/third_party/dart/third_party/pkg/test':
    Var('dart_git') + '/test.git' + '@' + Var('dart_test_tag'),
 
-  'src/third_party/dart/third_party/pkg/utf':
-   Var('dart_git') + '/utf.git' + '@' + Var('dart_utf_tag'),
-
   'src/third_party/dart/third_party/pkg/usage':
    Var('dart_git') + '/usage.git' + '@' + Var('dart_usage_tag'),