Move crossThreadBind() from platform/ to wtf/

third_party/WebKit/Source/platform/heap/GCTaskRunner.h

 /*
  * Copyright (C) 2014 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 13 matching lines @@
  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 #ifndef GCTaskRunner_h
 #define GCTaskRunner_h
 
-#include "platform/CrossThreadFunctional.h"
 #include "platform/heap/ThreadState.h"
 #include "public/platform/WebTaskRunner.h"
 #include "public/platform/WebThread.h"
 #include "public/platform/WebTraceLocation.h"
+#include "wtf/Functional.h"
 #include "wtf/PtrUtil.h"
 #include <memory>
 
 namespace blink {
 
 class MessageLoopInterruptor final : public BlinkGCInterruptor {
 public:
     explicit MessageLoopInterruptor(WebTaskRunner* taskRunner) : m_taskRunner(taskRunner) { }
 
     void requestInterrupt() override
@@ skipping 66 matching lines @@
     }
 
 private:
     std::unique_ptr<GCTaskObserver> m_gcTaskObserver;
     WebThread* m_thread;
 };
 
 } // namespace blink
 
 #endif