Remove BLINK_ASSERT() and BLINK_ASSERT_NOT_REACHED() macros.

third_party/WebKit/public/platform/WebPrivateOwnPtr.h

 /*
  * Copyright (C) 2010 Google Inc. All rights reserved.
  * Copyright (C) 2013 Intel Corporation. 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 30 matching lines @@
 // to help simplify the implementation of WebKit interfaces that merely
 // wrap a pointer to a WebCore class. It's similar to WebPrivatePtr, but it
 // wraps a naked pointer rather than a reference counted.
 // Note: you must call reset(0) on the implementation side in order to delete
 // the WebCore pointer.
 template <typename T>
 class WebPrivateOwnPtr : public WebNonCopyable {
 public:
     WebPrivateOwnPtr() : m_ptr(nullptr) {}
     WebPrivateOwnPtr(std::nullptr_t) : m_ptr(nullptr) {}
-    ~WebPrivateOwnPtr() { BLINK_ASSERT(!m_ptr); }
+    ~WebPrivateOwnPtr() { DCHECK(!m_ptr); }
 
     explicit WebPrivateOwnPtr(T* ptr)
         : m_ptr(ptr)
     {
     }
 
     T* get() const { return m_ptr; }
 
 #if INSIDE_BLINK
     template<typename U> WebPrivateOwnPtr(const PassOwnPtr<U>&, EnsurePtrConvertibleArgDecl(U, T));
@@ skipping 11 matching lines @@
 
     PassOwnPtr<T> release()
     {
         T* ptr = m_ptr;
         m_ptr = nullptr;
         return adoptPtr(ptr);
     }
 
     T& operator*() const
     {
-        BLINK_ASSERT(m_ptr);
+        DCHECK(m_ptr);
         return *m_ptr;
     }
 
     T* operator->() const
     {
-        BLINK_ASSERT(m_ptr);
+        DCHECK(m_ptr);
         return m_ptr;
     }
 #endif // INSIDE_BLINK
 
 private:
     T* m_ptr;
 };
 
 #if INSIDE_BLINK
 template<typename T> template<typename U> inline WebPrivateOwnPtr<T>::WebPrivateOwnPtr(const PassOwnPtr<U>& o, EnsurePtrConvertibleArgDefn(U, T))
     : m_ptr(o.leakPtr())
 {
     static_assert(!std::is_array<T>::value, "Pointers to array must never be converted");
 }
 #endif
 
 } // namespace blink
 
 #endif