Replace ASSERT and ASSERT_NOT_REACHED in core/style/

third_party/WebKit/Source/core/style/GridPosition.h

 /*
  * Copyright (C) 2012 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 64 matching lines @@
     m_integerPosition = position;
     m_namedGridLine = namedGridLine;
   }
 
   void setNamedGridArea(const AtomicString& namedGridArea) {
     m_type = NamedGridAreaPosition;
     m_namedGridLine = namedGridArea;
   }
 
   int integerPosition() const {
-    ASSERT(type() == ExplicitPosition);
+    DCHECK_EQ(type(), ExplicitPosition);
     return m_integerPosition;
   }
 
   AtomicString namedGridLine() const {
-    ASSERT(type() == ExplicitPosition || type() == SpanPosition ||
+    DCHECK(type() == ExplicitPosition || type() == SpanPosition ||
            type() == NamedGridAreaPosition);
     return m_namedGridLine;
   }
 
   int spanPosition() const {
-    ASSERT(type() == SpanPosition);
+    DCHECK_EQ(type(), SpanPosition);
     return m_integerPosition;
   }
 
   bool operator==(const GridPosition& other) const {
     return m_type == other.m_type &&
            m_integerPosition == other.m_integerPosition &&
            m_namedGridLine == other.m_namedGridLine;
   }
 
   bool shouldBeResolvedAgainstOppositePosition() const {
     return isAuto() || isSpan();
   }
 
  private:
   GridPositionType m_type;
   int m_integerPosition;
   AtomicString m_namedGridLine;
 };
 
 }  // namespace blink
 
 #endif  // GridPosition_h