debugging for crbug.com/646539

third_party/WebKit/Source/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 45 matching lines @@
 
 } // namespace internal
 
 bool isMainThread()
 {
     return currentThread() == s_mainThreadIdentifier;
 }
 
 void initialize(void (*callOnMainThreadFunction)(MainThreadFunction, void*))
 {
-    // WTF, and Blink in general, cannot handle being re-initialized, even if shutdown first.
-    // Make that explicit here.
-    RELEASE_ASSERT(!s_initialized);
-    RELEASE_ASSERT(!s_shutdown);
-    s_initialized = true;
-    initializeThreading();
-
-    s_callOnMainThreadFunction = callOnMainThreadFunction;
-    s_mainThreadIdentifier = currentThread();
-    AtomicString::init();
-    StringStatics::init();
 }
 
 void shutdown()
 {
     RELEASE_ASSERT(s_initialized);
     RELEASE_ASSERT(!s_shutdown);
     s_shutdown = true;
 }
 
 bool isShutdown()
 {
     return s_shutdown;
 }
 
 } // namespace WTF