Preserve handles visibility when modifying selection

third_party/WebKit/Source/core/editing/FrameSelection.cpp

 /*
  * Copyright (C) 2004, 2008, 2009, 2010 Apple 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:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 639 matching lines @@
 
 bool FrameSelection::setSelectedRange(const EphemeralRange& range,
                                       TextAffinity affinity,
                                       SelectionDirectionalMode directional,
                                       SetSelectionOptions options) {
   if (range.isNull())
     return false;
   setSelection(SelectionInDOMTree::Builder()
                    .setBaseAndExtent(range)
                    .setAffinity(affinity)
+                   .setIsHandleVisible(isHandleVisible())
                    .setIsDirectional(directional ==
                                      SelectionDirectionalMode::Directional)
                    .build(),
                options);
   return true;
 }
 
 Range* FrameSelection::firstRange() const {
   return m_selectionEditor->firstRange();
 }
@@ skipping 486 matching lines @@
 }
 
 void showTree(const blink::FrameSelection* sel) {
   if (sel)
     sel->showTreeForThis();
   else
     LOG(INFO) << "Cannot showTree for <null> FrameSelection.";
 }
 
 #endif