Add DocumentMarker::createCompositionMarker()

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

 /*
  * Copyright (C) 2011 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 136 matching lines @@
 }
 
 DocumentMarker::DocumentMarker(unsigned startOffset,
                                unsigned endOffset,
                                bool activeMatch)
     : m_type(DocumentMarker::TextMatch),
       m_startOffset(startOffset),
       m_endOffset(endOffset),
       m_details(DocumentMarkerTextMatch::create(activeMatch)) {}
 
-DocumentMarker::DocumentMarker(unsigned startOffset,
+DocumentMarker::DocumentMarker(MarkerType type,
+                               unsigned startOffset,
                                unsigned endOffset,
-                               Color underlineColor,
-                               bool thick,
-                               Color backgroundColor)
-    : m_type(DocumentMarker::Composition),
+                               DocumentMarkerDetails* details)
+    : m_type(type),
       m_startOffset(startOffset),
       m_endOffset(endOffset),
-      m_details(TextCompositionMarkerDetails::create(underlineColor,
-                                                     thick,
-                                                     backgroundColor)) {}
+      m_details(details) {}
+
+DocumentMarker* DocumentMarker::createCompositionMarker(unsigned startOffset,
+                                                        unsigned endOffset,
+                                                        Color underlineColor,
+                                                        bool thick,
+                                                        Color backgroundColor) {
+  return new DocumentMarker(Composition, startOffset, endOffset,
+                            TextCompositionMarkerDetails::create(
+                                underlineColor, thick, backgroundColor));
+}
 
 DocumentMarker::DocumentMarker(const DocumentMarker& marker)
     : m_type(marker.type()),
       m_startOffset(marker.startOffset()),
       m_endOffset(marker.endOffset()),
       m_details(marker.details()) {}
 
 DocumentMarker::ShiftMarkerResult DocumentMarker::getShiftedMarkerPosition(
     unsigned offset,
     unsigned oldLength,
@@ skipping 83 matching lines @@
           toTextCompositionMarkerDetails(m_details.get()))
     return details->backgroundColor();
   return Color::transparent;
 }
 
 DEFINE_TRACE(DocumentMarker) {
   visitor->trace(m_details);
 }
 
 }  // namespace blink