Changed @domName annotation in comment to full fledge @DomName annotation.

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

Index: tools/dom/templates/html/impl/impl_IDBKeyRange.darttemplate
diff --git a/tools/dom/templates/html/impl/impl_IDBKeyRange.darttemplate b/tools/dom/templates/html/impl/impl_IDBKeyRange.darttemplate
index 1ff999caae78620e3cd67567186334ba1cc34552..4abe9c39758e2905bd2deb5190b392c1fd44d298 100644
--- a/tools/dom/templates/html/impl/impl_IDBKeyRange.darttemplate
+++ b/tools/dom/templates/html/impl/impl_IDBKeyRange.darttemplate
@@ -4,29 +4,21 @@
 
 part of indexed_db;
 
-/// @domName $DOMNAME
+@DomName("$DOMNAME")
 class $CLASSNAME$EXTENDS$IMPLEMENTS$NATIVESPEC {
-  /**
-   * @domName IDBKeyRange.only
-   */
+  @DomName("IDBKeyRange.only")
   factory KeyRange.only(/*Key*/ value) =>
       _KeyRangeFactoryProvider.create$(CLASSNAME)_only(value);
 
-  /**
-   * @domName IDBKeyRange.lowerBound
-   */
+  @DomName("IDBKeyRange.lowerBound")
   factory KeyRange.lowerBound(/*Key*/ bound, [bool open = false]) =>
       _KeyRangeFactoryProvider.create$(CLASSNAME)_lowerBound(bound, open);
 
-  /**
-   * @domName IDBKeyRange.upperBound
-   */
+  @DomName("IDBKeyRange.upperBound")
   factory KeyRange.upperBound(/*Key*/ bound, [bool open = false]) =>
       _KeyRangeFactoryProvider.create$(CLASSNAME)_upperBound(bound, open);
 
-  /**
-   * @domName KeyRange.bound
-   */
+  @DomName("KeyRange.bound")
   factory KeyRange.bound(/*Key*/ lower, /*Key*/ upper,
                             [bool lowerOpen = false, bool upperOpen = false]) =>
       _KeyRangeFactoryProvider.create$(CLASSNAME)_bound(