Refactor DocumentMarkerController

third_party/WebKit/Source/core/editing/markers/GrammarMarkerList.h

Index: third_party/WebKit/Source/core/editing/markers/GrammarMarkerList.h
diff --git a/third_party/WebKit/Source/core/editing/markers/GrammarMarkerList.h b/third_party/WebKit/Source/core/editing/markers/GrammarMarkerList.h
new file mode 100644
index 0000000000000000000000000000000000000000..a0bb55c935c53f583d0411a936580e0b4d36f684
--- /dev/null
+++ b/third_party/WebKit/Source/core/editing/markers/GrammarMarkerList.h
@@ -0,0 +1,23 @@
+// 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.
+
+#ifndef GrammarMarkerList_h
+#define GrammarMarkerList_h
+
+#include "core/editing/markers/EditingMarkerListThatMergesTouchingMarkers.h"
+
+namespace blink {
+
+class GrammarMarkerList : public EditingMarkerListThatMergesTouchingMarkers {
+  WTF_MAKE_NONCOPYABLE(GrammarMarkerList);
+
+ public:
+  explicit GrammarMarkerList(DocumentMarkerController*);
+
+  DocumentMarker::MarkerType allowedMarkerType() const final;
+};
+
+}  // namespace blink
+
+#endif  // GrammarMarkerList_h