Move atomic ops and related files to base library

src/platform.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // This module contains the platform-specific code. This make the rest of the
 // code less dependent on operating system, compilers and runtime libraries.
 // This module does specifically not deal with differences between different
 // processor architecture.
 // The platform classes have the same definition for all platforms. The
 // implementation for a particular platform is put in platform_<os>.cc.
@@ skipping 25 matching lines @@
 # endif
 #endif
 
 #if V8_OS_QNX
 #include "src/qnx-math.h"
 #endif
 
 // Microsoft Visual C++ specific stuff.
 #if V8_LIBC_MSVCRT
 
-#include "src/win32-headers.h"
+#include "src/base/win32-headers.h"
 #include "src/win32-math.h"
 
 int strncasecmp(const char* s1, const char* s2, int n);
 
 // Visual C++ 2013 and higher implement this function.
 #if (_MSC_VER < 1800)
 inline int lrint(double flt) {
   int intgr;
 #if V8_TARGET_ARCH_IA32 || V8_TARGET_ARCH_X87
   __asm {
@@ skipping 446 matching lines @@
   char name_[kMaxThreadNameLength];
   int stack_size_;
   Semaphore* start_semaphore_;
 
   DISALLOW_COPY_AND_ASSIGN(Thread);
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_PLATFORM_H_