Replace ASSERT, ASSERT_NOT_REACHED, and RELEASE_ASSERT in core/css/

third_party/WebKit/Source/core/css/CSSGradientValue.h

 /*
  * Copyright (C) 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 50 matching lines @@
  public:
   CSSGradientColorStop() : m_colorIsDerivedFromElement(false) {}
   Member<CSSPrimitiveValue> m_position;  // percentage or length
   Member<CSSValue> m_color;
   bool m_colorIsDerivedFromElement;
   bool operator==(const CSSGradientColorStop& other) const {
     return dataEquivalent(m_color, other.m_color) &&
            dataEquivalent(m_position, other.m_position);
   }
   bool isHint() const {
-    ASSERT(m_color || m_position);
+    DCHECK(m_color || m_position);
     return !m_color;
   }
 
   DECLARE_TRACE();
 };
 
 }  // namespace blink
 
 // We have to declare the VectorTraits specialization before CSSGradientValue
 // declares its inline capacity vector below.
@@ skipping 152 matching lines @@
 
   Member<CSSPrimitiveValue> m_endHorizontalSize;
   Member<CSSPrimitiveValue> m_endVerticalSize;
 };
 
 DEFINE_CSS_VALUE_TYPE_CASTS(CSSRadialGradientValue, isRadialGradientValue());
 
 }  // namespace blink
 
 #endif  // CSSGradientValue_h