[MemoryPressure] Move chrome/browser/chromeos/* to chrome/browser/memory/*.

chrome/browser/chromeos/memory/oom_memory_details.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 CHROME_BROWSER_CHROMEOS_MEMORY_OOM_MEMORY_DETAILS_H_
-#define CHROME_BROWSER_CHROMEOS_MEMORY_OOM_MEMORY_DETAILS_H_
-
-#include <string>
-
-#include "base/callback.h"
-#include "base/macros.h"
-#include "base/time/time.h"
-#include "chrome/browser/memory_details.h"
-
-namespace chromeos {
-
-////////////////////////////////////////////////////////////////////////////////
-// OomMemoryDetails logs details about all Chrome processes during an out-of-
-// memory event in an attempt to identify the culprit.
-class OomMemoryDetails : public MemoryDetails {
- public:
-  // Logs the memory details asynchronously and then run |callback|.
-  // The |title| is printed at the beginning of the message.
-  static void Log(const std::string& title, const base::Closure& callback);
-
- private:
-  OomMemoryDetails(const std::string& title, const base::Closure& callback);
-  ~OomMemoryDetails() override;
-
-  // MemoryDetails overrides:
-  void OnDetailsAvailable() override;
-
-  std::string title_;
-  base::TimeTicks start_time_;
-  base::Closure callback_;
-
-  DISALLOW_COPY_AND_ASSIGN(OomMemoryDetails);
-};
-
-}  // namespace chromeos
-
-#endif  // CHROME_BROWSER_CHROMEOS_MEMORY_OOM_MEMORY_DETAILS_H_