1 files changed, 45 insertions, 0 deletions
diff --git a/chromium/cc/output/managed_memory_policy.h b/chromium/cc/output/managed_memory_policy.h
new file mode 100644
index 00000000000..5a607a7a1f2
--- /dev/null
+++ b/chromium/cc/output/managed_memory_policy.h
@@ -0,0 +1,45 @@
+// Copyright 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.
+
+#ifndef CC_OUTPUT_MANAGED_MEMORY_POLICY_H_
+#define CC_OUTPUT_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,
+  };
+  static const size_t kDefaultNumResourcesLimit;
+
+  explicit ManagedMemoryPolicy(size_t bytes_limit_when_visible);
+  ManagedMemoryPolicy(size_t bytes_limit_when_visible,
+                      PriorityCutoff priority_cutoff_when_visible,
+                      size_t bytes_limit_when_not_visible,
+                      PriorityCutoff priority_cutoff_when_not_visible,
+                      size_t num_resources_limit);
+  bool operator==(const ManagedMemoryPolicy&) const;
+  bool operator!=(const ManagedMemoryPolicy&) const;
+
+  size_t bytes_limit_when_visible;
+  PriorityCutoff priority_cutoff_when_visible;
+  size_t bytes_limit_when_not_visible;
+  PriorityCutoff priority_cutoff_when_not_visible;
+  size_t num_resources_limit;
+
+  static int PriorityCutoffToValue(PriorityCutoff priority_cutoff);
+  static TileMemoryLimitPolicy PriorityCutoffToTileMemoryLimitPolicy(
+      PriorityCutoff priority_cutoff);
+};
+
+}  // namespace cc
+
+#endif  // CC_OUTPUT_MANAGED_MEMORY_POLICY_H_