Missed one template from the previous CL to unbreak indexed_db.

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

Index: tools/dom/templates/html/impl/impl_IDBObjectStore.darttemplate
diff --git a/tools/dom/templates/html/impl/impl_IDBObjectStore.darttemplate b/tools/dom/templates/html/impl/impl_IDBObjectStore.darttemplate
index bc55c610720d7e83977e14ac2b16e82f86619159..6cf94ba98327c7ed27c374ac65cf9976c0575a72 100644
--- a/tools/dom/templates/html/impl/impl_IDBObjectStore.darttemplate
+++ b/tools/dom/templates/html/impl/impl_IDBObjectStore.darttemplate
@@ -42,12 +42,7 @@ $(ANNOTATIONS)$(CLASS_MODIFIERS)class $CLASSNAME$EXTENDS$IMPLEMENTS$NATIVESPEC {
   @DomName('IDBObjectStore.count')
   Future<int> count([key_OR_range]) {
    try {
-      var request;
-      if (key_OR_range != null) {
-        request = _count(key_OR_range);
-      } else {
-        request = _count();
-      }
+      var request = _count(key_OR_range);
       return _completeRequest(request);
     } catch (e, stacktrace) {
       return new Future.error(e, stacktrace);