1 files changed, 41 insertions, 0 deletions
diff --git a/cc/resources/managed_memory_policy.h b/cc/resources/managed_memory_policy.h
new file mode 100644
index 0000000..ae7336d
--- /dev/null
+++ b/cc/resources/managed_memory_policy.h
@@ -0,0 +1,41 @@
+// Copyright 2011 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 CC_RESOURCES_MANAGED_MEMORY_POLICY_H_
+#define CC_RESOURCES_MANAGED_MEMORY_POLICY_H_
+
+#include "base/basictypes.h"
+#include "cc/base/cc_export.h"
+#include "cc/resources/tile_priority.h"
+
+namespace cc {
+
+struct CC_EXPORT ManagedMemoryPolicy {
+     enum PriorityCutoff {
+        CUTOFF_ALLOW_NOTHING,
+        CUTOFF_ALLOW_REQUIRED_ONLY,
+        CUTOFF_ALLOW_NICE_TO_HAVE,
+        CUTOFF_ALLOW_EVERYTHING,
+    };
+
+    ManagedMemoryPolicy(size_t bytesLimitWhenVisible);
+    ManagedMemoryPolicy(size_t bytesLimitWhenVisible,
+                        PriorityCutoff priorityCutoffWhenVisible,
+                        size_t bytesLimitWhenNotVisible,
+                        PriorityCutoff priorityCutoffWhenNotVisible);
+    bool operator==(const ManagedMemoryPolicy&) const;
+    bool operator!=(const ManagedMemoryPolicy&) const;
+
+    size_t bytesLimitWhenVisible;
+    PriorityCutoff priorityCutoffWhenVisible;
+    size_t bytesLimitWhenNotVisible;
+    PriorityCutoff priorityCutoffWhenNotVisible;
+
+    static int priorityCutoffToValue(PriorityCutoff priorityCutoff);
+    static TileMemoryLimitPolicy priorityCutoffToTileMemoryLimitPolicy(PriorityCutoff priorityCutoff);
+};
+
+}  // namespace cc
+
+#endif  // CC_RESOURCES_MANAGED_MEMORY_POLICY_H_