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| 1 // Copyright (c) 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. |
| 14 DEFINE_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. |
| 19 DEFINE_MEMORY_PRESSURE_LEVEL(MEMORY_PRESSURE_CRITICAL, 2) |
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