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

chrome/browser/chromeos/memory/oom_memory_details.cc

-// 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.
-
-#include "chrome/browser/chromeos/memory/oom_memory_details.h"
-
-#include "base/logging.h"
-#include "base/process/process_metrics.h"
-#include "base/strings/utf_string_conversions.h"
-#include "chrome/browser/chromeos/memory/oom_memory_details.h"
-#include "ui/base/text/bytes_formatting.h"
-
-namespace chromeos {
-
-// static
-void OomMemoryDetails::Log(const std::string& title,
-                           const base::Closure& callback) {
-  // Deletes itself upon completion.
-  OomMemoryDetails* details = new OomMemoryDetails(title, callback);
-  details->StartFetch(MemoryDetails::FROM_CHROME_ONLY);
-}
-
-OomMemoryDetails::OomMemoryDetails(const std::string& title,
-                                   const base::Closure& callback)
-    : title_(title), callback_(callback) {
-  AddRef();  // Released in OnDetailsAvailable().
-  start_time_ = base::TimeTicks::Now();
-}
-
-OomMemoryDetails::~OomMemoryDetails() {
-}
-
-void OomMemoryDetails::OnDetailsAvailable() {
-  base::TimeDelta delta = base::TimeTicks::Now() - start_time_;
-  // These logs are collected by user feedback reports.  We want them to help
-  // diagnose user-reported problems with frequently discarded tabs.
-  std::string log_string = ToLogString();
-  base::SystemMemoryInfoKB memory;
-  if (base::GetSystemMemoryInfo(&memory) && memory.gem_size != -1) {
-    log_string += "Graphics ";
-    log_string += base::UTF16ToASCII(ui::FormatBytes(memory.gem_size));
-  }
-  LOG(WARNING) << title_ << " (" << delta.InMilliseconds() << " ms):\n"
-               << log_string;
-  if (!callback_.is_null())
-    callback_.Run();
-  // Delete ourselves so we don't have to worry about OomPriorityManager
-  // deleting us when we're still working.
-  Release();
-}
-
-}  // namespace chromeos