Avoid basename conflict from memory_pressure_monitor.cc

base/memory/memory_pressure_monitor_win.h

 // Copyright 2015 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 BASE_WIN_MEMORY_PRESSURE_MONITOR_H_
-#define BASE_WIN_MEMORY_PRESSURE_MONITOR_H_
+#ifndef BASE_MEMORY_MEMORY_PRESSURE_MONITOR_WIN_H_
+#define BASE_MEMORY_MEMORY_PRESSURE_MONITOR_WIN_H_
 
 #include "base/base_export.h"
 #include "base/memory/memory_pressure_listener.h"
 #include "base/memory/memory_pressure_monitor.h"
 #include "base/memory/weak_ptr.h"
 #include "base/threading/thread_checker.h"
 #include "base/timer/timer.h"
 
 // To not pull in windows.h.
 typedef struct _MEMORYSTATUSEX MEMORYSTATUSEX;
@@ skipping 117 matching lines @@
   // Weak pointer factory to ourself used for scheduling calls to
   // CheckMemoryPressure/CheckMemoryPressureAndRecordStatistics via |timer_|.
   base::WeakPtrFactory<MemoryPressureMonitor> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(MemoryPressureMonitor);
 };
 
 }  // namespace win
 }  // namespace base
 
-#endif  // BASE_WIN_MEMORY_PRESSURE_MONITOR_H_
+#endif  // BASE_MEMORY_MEMORY_PRESSURE_MONITOR_WIN_H_