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Unified Diff: components/memory_coordinator/browser/memory_monitor_win.h

Issue 2321313002: Move components/memory_coordinator -> content/ (Closed)
Patch Set: rebase etc Created 4 years, 3 months ago
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Index: components/memory_coordinator/browser/memory_monitor_win.h
diff --git a/components/memory_coordinator/browser/memory_monitor_win.h b/components/memory_coordinator/browser/memory_monitor_win.h
deleted file mode 100644
index a7ddaa17569d5ee0af30c09d3f1426c82539121b..0000000000000000000000000000000000000000
--- a/components/memory_coordinator/browser/memory_monitor_win.h
+++ /dev/null
@@ -1,65 +0,0 @@
-// Copyright (c) 2016 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 COMPONENTS_MEMORY_COORDINATOR_BROWSER_MEMORY_MONITOR_WIN_H_
-#define COMPONENTS_MEMORY_COORDINATOR_BROWSER_MEMORY_MONITOR_WIN_H_
-
-#include "components/memory_coordinator/browser/memory_monitor.h"
-#include "components/memory_coordinator/common/memory_coordinator_export.h"
-
-namespace base {
-struct SystemMemoryInfoKB;
-} // namespace base
-
-namespace memory_coordinator {
-
-// A memory monitor for the Windows platform. After much experimentation this
-// class uses a very simple heuristic to anticipate paging (critical memory
-// pressure). When the amount of memory available dips below a provided
-// threshold, it is assumed that paging is inevitable.
-class MEMORY_COORDINATOR_EXPORT MemoryMonitorWin : public MemoryMonitor {
- public:
- // Default constants governing the amount of free memory that the memory
- // manager attempts to maintain.
- static const int kLargeMemoryThresholdMB;
- static const int kSmallMemoryTargetFreeMB;
- static const int kLargeMemoryTargetFreeMB;
-
- MemoryMonitorWin(MemoryMonitorDelegate* delegate, int target_free_mb);
- ~MemoryMonitorWin() override {}
-
- // MemoryMonitor:
- int GetFreeMemoryUntilCriticalMB() override;
-
- // Returns the current free memory target.
- int target_free_mb() const { return target_free_mb_; }
-
- // Factory function. Automatically sizes |target_free_mb| based on the
- // system.
- static std::unique_ptr<MemoryMonitorWin> Create(
- MemoryMonitorDelegate* delegate);
-
- protected:
- // Determines if the system is in large memory mode. Exposed so that this
- // function can be tested.
- static bool IsLargeMemory(MemoryMonitorDelegate* delegate);
-
- // Determines the default target free MB value. Exposed so that this function
- // can be tested.
- static int GetTargetFreeMB(MemoryMonitorDelegate* delegate);
-
- private:
- // The delegate to be used for retrieving system memory information. Used as a
- // testing seam.
- MemoryMonitorDelegate* delegate_;
-
- // The amount of memory that the memory manager (MM) attempts to keep in a
- // free state. When less than this amount of physical memory is free, it is
- // assumed that the MM will start paging things out.
- int target_free_mb_;
-};
-
-} // namespace memory_coordinator
-
-#endif // COMPONENTS_MEMORY_COORDINATOR_BROWSER_MEMORY_MONITOR_WIN_H_

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