New policy protobuf protocol.

chrome/browser/policy/proto/device_management_local.proto

Index: chrome/browser/policy/proto/device_management_local.proto
diff --git a/chrome/browser/policy/proto/device_management_local.proto b/chrome/browser/policy/proto/device_management_local.proto
index a991551dfc0e26e79c6920572ee045c2fe0656f1..2f19b0d68bc9ac43ca77ffd48340fdac36869b57 100644
--- a/chrome/browser/policy/proto/device_management_local.proto
+++ b/chrome/browser/policy/proto/device_management_local.proto
@@ -20,6 +20,16 @@ message CachedDevicePolicyResponse {
   optional bool unmanaged = 3;
 }
 
+// Wrapper around CloudPolicyResponse for caching on disk.
+message CachedCloudPolicyResponse {
+  // The CloudPolicyResponse wrapped by this message.
+  optional CloudPolicyResponse policy_response = 1;
+  // Flag that is set to true if this device or user is not managed.
+  optional bool unmanaged = 2;
+  // Timestamp noting when 'unmanaged' information was stored.
+  optional uint64 timestamp = 3;

[Mattias Nissler (ping if slow), 2011/02/02 12:27:55]

See other comment about single cache.

[Jakob Kummerow, 2011/02/03 14:36:52]

Done.

+}
+
 // Encapsulates a device ID and the associated device token.
 message DeviceCredentials {
   optional string device_id = 1;