[DMC #5] Add SpellCheckMarkerListImpl

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

 // 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/CompositionMarkerListImpl.h"
 
 #include "core/editing/markers/DocumentMarkerListEditor.h"
 #include "core/editing/markers/RenderedDocumentMarker.h"
 
 namespace blink {
@@ skipping 20 matching lines @@
                                             DocumentMarkerList* dst_markers_) {
   return DocumentMarkerListEditor::MoveMarkers(&markers_, length, dst_markers_);
 }
 
 bool CompositionMarkerListImpl::RemoveMarkers(unsigned start_offset,
                                               int length) {
   return DocumentMarkerListEditor::RemoveMarkers(&markers_, start_offset,
                                                  length);
 }
 
-bool CompositionMarkerListImpl::RemoveMarkersUnderWords(
-    const String& node_text,
-    const Vector<String>& words) {
-  // This method will be removed from the DocumentMarkerList interface once
-  // TextMatchMarkerListImpl is added. DocumentMarkerController shouldn't try to
-  // call it on a list storing Composition markers.
-  NOTREACHED();
-  return false;
-}
-
 bool CompositionMarkerListImpl::ShiftMarkers(unsigned offset,
                                              unsigned old_length,
                                              unsigned new_length) {
   return DocumentMarkerListEditor::ShiftMarkers(&markers_, offset, old_length,
                                                 new_length);
 }
 
 DEFINE_TRACE(CompositionMarkerListImpl) {
   visitor->Trace(markers_);
   DocumentMarkerList::Trace(visitor);
 }
 
 }  // namespace blink