Using the new MemoryPressureListener instead of the LowMemoryObserver when the enhanced memory mana…

content/public/browser/memory_pressure_observer.h

+// Copyright 2014 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 CONTENT_PUBLIC_BROWSER_MEMORY_PRESSURE_OBSERVER_H_
+#define CONTENT_PUBLIC_BROWSER_MEMORY_PRESSURE_OBSERVER_H_
+
+#include "content/common/content_export.h"
+
+#if defined(OS_CHROMEOS)
+namespace base {
+class MemoryPressureObserverChromeOS;
+}
+
+namespace content {
+
+// Returns the MemoryPressureObserverChromeOS which gets created and is owned by
+// content.
+CONTENT_EXPORT base::MemoryPressureObserverChromeOS*
+    GetMemoryPressureObserver();
+
+}  // namespace content
+#endif
+
+#endif  // CONTENT_PUBLIC_BROWSER_MEMORY_PRESSURE_OBSERVER_H_