[DMC #5.55] Add DocumentMarkerList::MarkerType()

third_party/WebKit/Source/core/editing/markers/GrammarMarkerListImpl.cpp

Index: third_party/WebKit/Source/core/editing/markers/GrammarMarkerListImpl.cpp
diff --git a/third_party/WebKit/Source/core/editing/markers/GrammarMarkerListImpl.cpp b/third_party/WebKit/Source/core/editing/markers/GrammarMarkerListImpl.cpp
new file mode 100644
index 0000000000000000000000000000000000000000..88a750ffe956b31f0d44f4f0f21f7ce9a20bf891
--- /dev/null
+++ b/third_party/WebKit/Source/core/editing/markers/GrammarMarkerListImpl.cpp
@@ -0,0 +1,13 @@
+// Copyright 2017 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "core/editing/markers/GrammarMarkerListImpl.h"
+
+namespace blink {
+
+DocumentMarker::MarkerType GrammarMarkerListImpl::MarkerType() const {
+  return DocumentMarker::kGrammar;
+}
+
+}  // namespace blink