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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
// This is a dummy version of Chromium source file base/memory/shared_memory_tracker.h.
// To provide a class required in base/memory/shared_memory_win.cc.
// The class is used for memory tracking and dumping, which we don't use and
// has significant dependencies.
#ifndef BASE_MEMORY_SHARED_MEMORY_TRACKER_H_
#define BASE_MEMORY_SHARED_MEMORY_TRACKER_H_
namespace base {
// SharedMemoryTracker tracks shared memory usage.
class BASE_EXPORT SharedMemoryTracker {
public:
// Returns a singleton instance.
static SharedMemoryTracker* GetInstance()
{
static SharedMemoryTracker* instance = new SharedMemoryTracker;
return instance;
}
void IncrementMemoryUsage(const SharedMemoryMapping& mapping) {};
void DecrementMemoryUsage(const SharedMemoryMapping& mapping) {};
private:
SharedMemoryTracker() {};
~SharedMemoryTracker() = default;
DISALLOW_COPY_AND_ASSIGN(SharedMemoryTracker);
};
} // namespace base
#endif // BASE_MEMORY_SHARED_MEMORY_TRACKER_H_
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