RELEASE_ASSERT -> CHECK and ASSERT -> DCHECK in web.

third_party/WebKit/Source/web/WebScopedWindowFocusAllowedIndicator.cpp

 /*
  * Copyright (C) 2013 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 21 matching lines @@
 
 #include "core/dom/Document.h"
 #include "core/dom/ScopedWindowFocusAllowedIndicator.h"
 #include "public/web/WebDocument.h"
 
 namespace blink {
 
 void WebScopedWindowFocusAllowedIndicator::initialize(WebDocument* webDocument)
 {
     Document* document = webDocument->unwrap<Document>();
-    ASSERT(document);
+    DCHECK(document);
     m_private.reset(new ScopedWindowFocusAllowedIndicator(document));
 }
 
 void WebScopedWindowFocusAllowedIndicator::reset()
 {
     m_private.reset(0);
 }
 
 } // namespace blink