ASSERT -> DCHECK conversions in core/editing.

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

 /*
  * Copyright (C) 2005, 2006, 2008 Apple Inc. All rights reserved.
  * Copyright (C) 2009, 2010, 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:
  * 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
@@ skipping 874 matching lines @@
 void ReplaceSelectionCommand::mergeEndIfNeeded(EditingState* editingState)
 {
     if (!m_shouldMergeEnd)
         return;
 
     VisiblePosition startOfInsertedContent(positionAtStartOfInsertedContent());
     VisiblePosition endOfInsertedContent(positionAtEndOfInsertedContent());
 
     // Bail to avoid infinite recursion.
     if (m_movingParagraph) {
-        ASSERT_NOT_REACHED();
+        NOTREACHED();
         return;
     }
 
     // Merging two paragraphs will destroy the moved one's block styles.  Always move the end of inserted forward
     // to preserve the block style of the paragraph already in the document, unless the paragraph to move would
     // include the what was the start of the selection that was pasted into, so that we preserve that paragraph's
     // block styles.
     bool mergeForward = !(inSameParagraph(startOfInsertedContent, endOfInsertedContent) && !isStartOfParagraph(startOfInsertedContent));
 
     VisiblePosition destination = mergeForward ? nextPositionOf(endOfInsertedContent) : endOfInsertedContent;
@@ skipping 728 matching lines @@
             if (editingState->isAborted())
                 return nullptr;
             insertedNodes.respondToNodeInsertion(*listItem);
         } else if (isEnd) {
             insertNodeAfter(listItem, lastNode, editingState);
             if (editingState->isAborted())
                 return nullptr;
             insertedNodes.respondToNodeInsertion(*listItem);
             lastNode = listItem;
         } else {
-            ASSERT_NOT_REACHED();
+            NOTREACHED();
         }
     }
     if (isStart || isMiddle) {
         if (Node* node = lastNode->previousSibling())
             return node;
     }
     return lastNode;
 }
 
 void ReplaceSelectionCommand::updateNodesInserted(Node *node)
@@ skipping 65 matching lines @@
     visitor->trace(m_startOfInsertedContent);
     visitor->trace(m_endOfInsertedContent);
     visitor->trace(m_insertionStyle);
     visitor->trace(m_documentFragment);
     visitor->trace(m_startOfInsertedRange);
     visitor->trace(m_endOfInsertedRange);
     CompositeEditCommand::trace(visitor);
 }
 
 } // namespace blink