Deprecate ShadowRoot.applyAuthorStyles

tools/dom/templates/html/impl/impl_ShadowRoot.darttemplate

Index: tools/dom/templates/html/impl/impl_ShadowRoot.darttemplate
diff --git a/tools/dom/templates/html/impl/impl_ShadowRoot.darttemplate b/tools/dom/templates/html/impl/impl_ShadowRoot.darttemplate
index 7cdf52b7a6fa35562aa7907e4e81d0c14f409e16..2d518ba791fa63e2fc3d9518226f6ea717fdefba 100644
--- a/tools/dom/templates/html/impl/impl_ShadowRoot.darttemplate
+++ b/tools/dom/templates/html/impl/impl_ShadowRoot.darttemplate
@@ -16,27 +16,39 @@ $else
 $endif
 
 $if DART_USE_BLINK
-  static bool _resetStyleInheritanceDeprecationReported = false;
-  static void _resetStyleInheritanceDeprecationReport() {
-    if (!_resetStyleInheritanceDeprecationReported) {
+  static bool _shadowRootDeprecationReported = false;
+  static void _shadowRootDeprecationReport() {
+    if (!_shadowRootDeprecationReported) {
       window.console.warn('''
-ShadowRoot.resetStyleInheritance is now deprecated in dart:html.
-Please remove from your code.
+ShadowRoot.resetStyleInheritance and ShadowRoot.applyAuthorStyles now deprecated in dart:html.
+Please remove them from your code.
 ''');
-      _resetStyleInheritanceDeprecationReported = true;
+      _shadowRootDeprecationReported = true;
     }
   }
 
   @deprecated
   bool get resetStyleInheritance {
-    _resetStyleInheritanceDeprecationReport();
+    _shadowRootDeprecationReport();
     // Default value from when it was specified.
     return false;
   }
 
   @deprecated
   void set resetStyleInheritance(bool value) {
-    _resetStyleInheritanceDeprecationReport();
+    _shadowRootDeprecationReport();
+  }
+
+  @deprecated
+  bool get applyAuthorStyles {
+    _shadowRootDeprecationReport();
+    // Default value from when it was specified.
+    return false;
+  }
+
+  @deprecated
+  void set applyAuthorStyles(bool value) {
+    _shadowRootDeprecationReport();
   }
 $else
   @deprecated
@@ -46,5 +58,13 @@ $else
   void set resetStyleInheritance(bool value) {
     this._resetStyleInheritance = value;
   }
+
+  @deprecated
+  bool get applyAuthorStyles => this._applyAuthorStyles;
+
+  @deprecated
+  void set applyAuthorStyles(bool value) {
+    this._applyAuthorStyles = value;
+  }
 $endif
 }