Move files in wtf/ to platform/wtf/ (Part 7).

third_party/WebKit/Source/platform/wtf/StackUtil.h

 // Copyright 2017 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef StackUtil_h
 #define StackUtil_h
 
-#include "wtf/Compiler.h"
-#include "wtf/WTFExport.h"
-#include "wtf/build_config.h"
+#include "platform/wtf/Compiler.h"
+#include "platform/wtf/WTFExport.h"
+#include "platform/wtf/build_config.h"
 #include <stddef.h>
 #include <stdint.h>
 
 namespace WTF {
 
 WTF_EXPORT size_t getUnderestimatedStackSize();
 WTF_EXPORT void* getStackStart();
 
 namespace internal {
 
@@ skipping 19 matching lines @@
   // This is a fast way to judge if we are in the main thread.
   // If |&dummy| is within |s_mainThreadUnderestimatedStackSize| byte from
   // the stack start of the main thread, we judge that we are in
   // the main thread.
   return addressDiff >= internal::s_mainThreadUnderestimatedStackSize;
 }
 
 }  // namespace WTF
 
 #endif  // StackUtil_h