Replace ASSERT_NOT_REACHED, and RELEASE_ASSERT in platform/wtf

third_party/WebKit/Source/platform/wtf/WTF.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 46 matching lines @@
 }  // namespace internal
 
 bool IsMainThread() {
   return CurrentThread() == g_main_thread_identifier;
 }
 
 void Initialize(void (*call_on_main_thread_function)(MainThreadFunction,
                                                      void*)) {
   // WTF, and Blink in general, cannot handle being re-initialized.
   // Make that explicit here.
-  RELEASE_ASSERT(!g_initialized);
+  CHECK(!g_initialized);
   g_initialized = true;
   InitializeCurrentThread();
   g_main_thread_identifier = CurrentThread();
 
   InitializeThreading();
 
   g_call_on_main_thread_function = call_on_main_thread_function;
   internal::InitializeMainThreadStackEstimate();
   AtomicString::Init();
   StringStatics::Init();
 }
 
 }  // namespace WTF