Replace ASSERT with DCHECK in platform/

third_party/WebKit/Source/platform/LifecycleNotifier.h

 /*
  * Copyright (C) 2008 Apple Inc. All Rights Reserved.
  * 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:
  * 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
@@ skipping 63 matching lines @@
   // Iteration state is recorded while iterating the observer set,
   // optionally barring add or remove mutations.
   IterationState iteration_state_;
   ObserverSet observers_;
 };
 
 template <typename T, typename Observer>
 inline LifecycleNotifier<T, Observer>::~LifecycleNotifier() {
   // FIXME: Enable the following ASSERT. Also see a FIXME in
   // Document::detachLayoutTree().
-  // ASSERT(!m_observers.size());
+  // DCHECK(!m_observers.size());
 }
 
 // Determine if |contextDestroyed(Observer*) is a public method on
 // class type |Observer|, or any of the class types it derives from.
 template <typename Observer, typename T>
 class HasContextDestroyed {
   using YesType = char;
   using NoType = int;
 
   template <typename V>
@@ skipping 61 matching lines @@
     observers_.insert(observer);
     return;
   }
   RELEASE_ASSERT(iteration_state_ & kAllowingRemoval);
   observers_.erase(observer);
 }
 
 }  // namespace blink
 
 #endif  // LifecycleNotifier_h