Remove ASSERT_WITH_SECURITY_IMPLICATION.

third_party/WebKit/Source/core/layout/api/LayoutMediaItem.h

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef LayoutMediaItem_h
 #define LayoutMediaItem_h
 
 #include "core/layout/LayoutMedia.h"
 #include "core/layout/api/LayoutImageItem.h"
 
 namespace blink {
 
 class LayoutMediaItem : public LayoutImageItem {
  public:
   explicit LayoutMediaItem(LayoutMedia* layoutMedia)
       : LayoutImageItem(layoutMedia) {}
 
   explicit LayoutMediaItem(const LayoutItem& item) : LayoutImageItem(item) {
-    ASSERT_WITH_SECURITY_IMPLICATION(!item || item.isMedia());
+    SECURITY_DCHECK(!item || item.isMedia());
   }
 
   explicit LayoutMediaItem(std::nullptr_t) : LayoutImageItem(nullptr) {}
 
   LayoutMediaItem() {}
 
   void setRequestPositionUpdates(bool want) {
     return toMedia()->setRequestPositionUpdates(want);
   }
 
  private:
   LayoutMedia* toMedia() { return toLayoutMedia(layoutObject()); }
 
   const LayoutMedia* toMedia() const { return toLayoutMedia(layoutObject()); }
 };
 
 }  // namespace blink
 
 #endif  // LayoutMediaItem_h