1// Copyright 2013 The Chromium Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style license that can be
3// found in the LICENSE file.
4
5// This file intentionally does not have header guards, it's included
6// inside a macro to generate enum and a java class for the values.
7
8#ifndef DEFINE_MEMORY_PRESSURE_LEVEL
9#error "DEFINE_MEMORY_PRESSURE_LEVEL should be defined."
10#endif
11
12// Modules are advised to free buffers that are cheap to re-allocate and not
13// immediately needed.
14DEFINE_MEMORY_PRESSURE_LEVEL(MEMORY_PRESSURE_MODERATE, 0)
15
16// At this level, modules are advised to free all possible memory.
17// The alternative is to be killed by the system, which means all memory will
18// have to be re-created, plus the cost of a cold start.
19DEFINE_MEMORY_PRESSURE_LEVEL(MEMORY_PRESSURE_CRITICAL, 2)
20