Move IMMEDIATE_CRASH and OOM_CRASH from wtf to base.

third_party/WebKit/Source/wtf/Assertions.h

 /*
  * Copyright (C) 2003, 2006, 2007 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 111 matching lines @@
 #define WTF_CREATE_SCOPED_LOGGER(name, ...) \
   WTF::ScopedLogger name(true, __VA_ARGS__)
 #define WTF_CREATE_SCOPED_LOGGER_IF(name, condition, ...) \
   WTF::ScopedLogger name(condition, __VA_ARGS__)
 #define WTF_APPEND_SCOPED_LOGGER(name, ...) (name.log(__VA_ARGS__))
 
 #endif  // LOG_DISABLED
 
 }  // namespace WTF
 
-// IMMEDIATE_CRASH() - Like CRASH() below but crashes in the fastest, simplest
-// possible way with no attempt at logging.
-#ifndef IMMEDIATE_CRASH
-#if COMPILER(GCC) || COMPILER(CLANG)
-#define IMMEDIATE_CRASH() __builtin_trap()
-#else
-#define IMMEDIATE_CRASH() ((void)(*(volatile char*)0 = 0))
-#endif
-#endif
-
-// OOM_CRASH() - Specialization of IMMEDIATE_CRASH which will raise a custom
-// exception on Windows to signal this is OOM and not a normal assert.
-#ifndef OOM_CRASH
-#if OS(WIN)
-#define OOM_CRASH()                                                     \
-  do {                                                                  \
-    ::RaiseException(0xE0000008, EXCEPTION_NONCONTINUABLE, 0, nullptr); \
-    IMMEDIATE_CRASH();                                                  \
-  } while (0)
-#else
-#define OOM_CRASH() IMMEDIATE_CRASH()
-#endif
-#endif
-
 // CRASH() - Raises a fatal error resulting in program termination and
 // triggering either the debugger or the crash reporter.
 //
 // Use CRASH() in response to known, unrecoverable errors like out-of-memory.
 // Macro is enabled in both debug and release mode.
 // To test for unknown errors and verify assumptions, use ASSERT instead, to
 // avoid impacting performance in release builds.
 #ifndef CRASH
 #if COMPILER(MSVC)
 #define CRASH() (__debugbreak(), IMMEDIATE_CRASH())
@@ skipping 120 matching lines @@
     return static_cast<thisType&>(argumentName);                          \
   }                                                                       \
   inline const thisType& to##thisType(const argumentType& argumentName) { \
     SECURITY_DCHECK(referencePredicate);                                  \
     return static_cast<const thisType&>(argumentName);                    \
   }                                                                       \
   void to##thisType(const thisType*);                                     \
   void to##thisType(const thisType&)
 
 #endif  // WTF_Assertions_h