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Unified Diff: base/memory/memory_pressure_handler_list.h

Issue 15995014: Adds MemoryPressureListener. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Joth's comments Created 7 years, 6 months ago
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« base/android/memory_pressure_handler_android.h ('K') | « base/base.gypi ('k') | base/memory/memory_pressure_notifier.h » ('j') | base/memory/memory_pressure_notifier.h » ('J')
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Index: base/memory/memory_pressure_handler_list.h
diff --git a/base/memory/memory_pressure_handler_list.h b/base/memory/memory_pressure_handler_list.h
new file mode 100644
index 0000000000000000000000000000000000000000..300752d2cfe555b412cfc4154877c6b1d251fbaf
--- /dev/null
+++ b/base/memory/memory_pressure_handler_list.h
@@ -0,0 +1,19 @@
+// Copyright (c) 2013 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.
+
joth 2013/06/05 19:28:58 fix this guy's filename also nit: it's more a leve
bulach 2013/06/06 09:28:30 yep, agreed. done.
+// This file intentionally does not have header guards, it's included
+// inside a macro to generate enum and a java class for the values.
+
+#ifndef DEFINE_MEMORY_PRESSURE_TYPE
+#error "DEFINE_MEMORY_PRESSURE_TYPE should be defined."
+#endif
+
+// Modules are advised to free buffers that are cheap to re-allocate and not
+// immediately needed.
+DEFINE_MEMORY_PRESSURE_TYPE(MEMORY_PRESSURE_MODERATE, 0)
+
+// At this level, modules are advised to free all possible memory.
+// The alternative is to be killed by the system, which means all memory will
+// have to be re-created, plus the cost of starting up from cold.
+DEFINE_MEMORY_PRESSURE_TYPE(MEMORY_PRESSURE_CRITICAL, 2)
« base/android/memory_pressure_handler_android.h ('K') | « base/base.gypi ('k') | base/memory/memory_pressure_notifier.h » ('j') | base/memory/memory_pressure_notifier.h » ('J')

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