ASSERT -> DCHECK in core/editing.

third_party/WebKit/Source/core/editing/Editor.h

 /*
  * Copyright (C) 2006, 2007, 2008 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 124 matching lines @@
         TriState state(Event* triggeringEvent = nullptr) const;
         String value(Event* triggeringEvent = nullptr) const;
 
         bool isTextInsertion() const;
 
         // Returns 0 if this Command is not supported.
         int idForHistogram() const;
     private:
         LocalFrame& frame() const
         {
-            ASSERT(m_frame);
+            DCHECK(m_frame);
             return *m_frame;
         }
 
         const EditorInternalCommand* m_command;
         EditorCommandSource m_source;
         Member<LocalFrame> m_frame;
     };
     Command createCommand(const String& commandName); // Command source is CommandFromMenuOrKeyBinding.
     Command createCommand(const String& commandName, EditorCommandSource);
 
@@ skipping 98 matching lines @@
     const OwnPtr<KillRing> m_killRing;
     VisibleSelection m_mark;
     bool m_areMarkedTextMatchesHighlighted;
     EditorParagraphSeparator m_defaultParagraphSeparator;
     bool m_overwriteModeEnabled;
 
     explicit Editor(LocalFrame&);
 
     LocalFrame& frame() const
     {
-        ASSERT(m_frame);
+        DCHECK(m_frame);
         return *m_frame;
     }
 
     bool canDeleteRange(const EphemeralRange&) const;
     bool shouldDeleteRange(const EphemeralRange&) const;
 
     UndoStack* undoStack() const;
 
     bool tryDHTMLCopy();
     bool tryDHTMLCut();
@@ skipping 34 matching lines @@
 
 inline bool Editor::markedTextMatchesAreHighlighted() const
 {
     return m_areMarkedTextMatchesHighlighted;
 }
 
 
 } // namespace blink
 
 #endif // Editor_h