ASSERT -> DCHECK in core/editing.

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

 /*
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2012 Apple Inc. All rights reserved.
  * Copyright (C) 2005 Alexey Proskuryakov.
  *
  * 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 28 matching lines @@
 PlainTextRange::PlainTextRange()
     : m_start(kNotFound)
     , m_end(kNotFound)
 {
 }
 
 PlainTextRange::PlainTextRange(int location)
     : m_start(location)
     , m_end(location)
 {
-    ASSERT(location >= 0);
+    DCHECK_GE(location, 0);
 }
 
 PlainTextRange::PlainTextRange(int start, int end)
     : m_start(start)
     , m_end(end)
 {
-    ASSERT(start >= 0);
-    ASSERT(end >= 0);
-    ASSERT(start <= end);
+    DCHECK_GE(start, 0);
+    DCHECK_GE(end, 0);
+    DCHECK_LE(start, end);
 }
 
 EphemeralRange PlainTextRange::createRange(const ContainerNode& scope) const
 {
     return createRangeFor(scope, ForGeneric);
 }
 
 EphemeralRange PlainTextRange::createRangeForSelection(const ContainerNode& scope) const
 {
     return createRangeFor(scope, ForSelection);
 }
 
 EphemeralRange PlainTextRange::createRangeFor(const ContainerNode& scope, GetRangeFor getRangeFor) const
 {
-    ASSERT(isNotNull());
+    DCHECK(isNotNull());
 
     size_t docTextPosition = 0;
     bool startRangeFound = false;
 
     Position textRunStartPosition;
     Position textRunEndPosition;
 
     TextIteratorBehaviorFlags behaviorFlags = TextIteratorEmitsObjectReplacementCharacter;
     if (getRangeFor == ForSelection)
         behaviorFlags |= TextIteratorEmitsCharactersBetweenAllVisiblePositions;
@@ skipping 96 matching lines @@
 
     return PlainTextRange(start, end);
 }
 
 PlainTextRange PlainTextRange::create(const ContainerNode& scope, const Range& range)
 {
     return create(scope, EphemeralRange(&range));
 }
 
 } // namespace blink