Replace ASSERT and ASSERT_NOT_REACHED in core/style/

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

 /*
  * Copyright (C) 2012 Adobe Systems Incorporated. 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.
@@ skipping 55 matching lines @@
 
   StyleImage* image() const { return m_image.get(); }
   bool isImageValid() const {
     if (!image())
       return false;
     if (image()->isImageResource() || image()->isImageResourceSet())
       return image()->cachedImage() && image()->cachedImage()->hasImage();
     return image()->isGeneratedImage();
   }
   void setImage(StyleImage* image) {
-    ASSERT(type() == Image);
+    DCHECK_EQ(type(), Image);
     if (m_image != image)
       m_image = image;
   }
   CSSBoxType cssBox() const { return m_cssBox; }
 
   bool operator==(const ShapeValue& other) const;
 
   DEFINE_INLINE_VIRTUAL_TRACE() { visitor->trace(m_image); }
 
  private:
@@ skipping 24 matching lines @@
       return dataEquivalent(image(), other.image());
   }
 
   NOTREACHED();
   return false;
 }
 
 }  // namespace blink
 
 #endif