[DMC #7] Only create RenderedDocumentMarkers for TextMatchMarkerListImpl

third_party/WebKit/Source/core/editing/markers/TextMatchMarkerListImpl.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/TextMatchMarkerListImpl.h"
 
 #include "core/editing/markers/DocumentMarkerListEditor.h"
 #include "core/editing/markers/RenderedDocumentMarker.h"
 
 namespace blink {
 
 DocumentMarker::MarkerType TextMatchMarkerListImpl::MarkerType() const {
   return DocumentMarker::kTextMatch;
 }
 
 bool TextMatchMarkerListImpl::IsEmpty() const {
   return markers_.IsEmpty();
 }
 
 void TextMatchMarkerListImpl::Add(DocumentMarker* marker) {
-  DocumentMarkerListEditor::AddMarkerWithoutMergingOverlapping(&markers_,
-                                                               marker);
+  DocumentMarkerListEditor::AddMarkerWithoutMergingOverlapping(
+      &markers_, RenderedDocumentMarker::Create(*marker));
 }
 
 void TextMatchMarkerListImpl::Clear() {
   markers_.clear();
 }
 
-const HeapVector<Member<RenderedDocumentMarker>>&
-TextMatchMarkerListImpl::GetMarkers() const {
+const HeapVector<Member<DocumentMarker>>& TextMatchMarkerListImpl::GetMarkers()
+    const {
   return markers_;
 }
 
 bool TextMatchMarkerListImpl::MoveMarkers(int length,
                                           DocumentMarkerList* dst_list) {
   return DocumentMarkerListEditor::MoveMarkers(&markers_, length, dst_list);
 }
 
 bool TextMatchMarkerListImpl::RemoveMarkers(unsigned start_offset, int length) {
   return DocumentMarkerListEditor::RemoveMarkers(&markers_, start_offset,
                                                  length);
 }
 
 bool TextMatchMarkerListImpl::ShiftMarkers(unsigned offset,
                                            unsigned old_length,
                                            unsigned new_length) {
   return DocumentMarkerListEditor::ShiftMarkers(&markers_, offset, old_length,
                                                 new_length);
 }
 
 DEFINE_TRACE(TextMatchMarkerListImpl) {
   visitor->Trace(markers_);
   DocumentMarkerList::Trace(visitor);
 }
 
 }  // namespace blink