ASSERT -> DCHECK in core/editing.

third_party/WebKit/Source/core/editing/commands/MoveSelectionCommand.cpp

 /*
  * Copyright (C) 2005, 2006 Apple Computer, 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 15 matching lines @@
 #include "core/editing/commands/MoveSelectionCommand.h"
 
 #include "core/dom/DocumentFragment.h"
 #include "core/editing/commands/ReplaceSelectionCommand.h"
 
 namespace blink {
 
 MoveSelectionCommand::MoveSelectionCommand(DocumentFragment* fragment, const Position& position, bool smartInsert, bool smartDelete)
     : CompositeEditCommand(*position.document()), m_fragment(fragment), m_position(position), m_smartInsert(smartInsert), m_smartDelete(smartDelete)
 {
-    ASSERT(m_fragment);
+    DCHECK(m_fragment);
 }
 
 void MoveSelectionCommand::doApply(EditingState* editingState)
 {
-    ASSERT(endingSelection().isNonOrphanedRange());
+    DCHECK(endingSelection().isNonOrphanedRange());
 
     Position pos = m_position;
     if (pos.isNull())
         return;
 
     // Update the position otherwise it may become invalid after the selection is deleted.
     Position selectionEnd = endingSelection().end();
     if (pos.isOffsetInAnchor() && selectionEnd.isOffsetInAnchor()
         && selectionEnd.computeContainerNode() == pos.computeContainerNode() && selectionEnd.offsetInContainerNode() < pos.offsetInContainerNode()) {
         pos = Position(pos.computeContainerNode(), pos.offsetInContainerNode() - selectionEnd.offsetInContainerNode());
@@ skipping 35 matching lines @@
 }
 
 DEFINE_TRACE(MoveSelectionCommand)
 {
     visitor->trace(m_fragment);
     visitor->trace(m_position);
     CompositeEditCommand::trace(visitor);
 }
 
 } // namespace blink