Convert MergeabilityCacheImpl.Key serialization to protobuf

Change-Id: If3e2d0821b700acd408c2c6052dea2f5e208805b

1 files changed, 10 insertions, 0 deletions

diff --git a/proto/cache.proto b/proto/cache.proto
index 4a84ab1f5f..8f4298f5ba 100644
--- a/proto/cache.proto
+++ b/proto/cache.proto
@@ -25,3 +25,13 @@ message ChangeKindKeyProto {
   bytes next = 2;
   string strategy_name = 3;
 }
+
+// Serialized form of
+// com.google.gerrit.server.change.MergeabilityCacheImpl.EntryKey.
+// Next ID: 5
+message MergeabilityKeyProto {
+  bytes commit = 1;
+  bytes into = 2;
+  string submit_type = 3;
+  string merge_strategy = 4;
+}