WIP: The Bookmark Position Megapatch

sync/syncable/syncable_util.h

Index: sync/syncable/syncable_util.h
diff --git a/sync/syncable/syncable_util.h b/sync/syncable/syncable_util.h
index 425621e778fb3b6cf0529e6fc3b8edbc43275bf2..d00c6071914d84b1335b5e777b38078ea4b96663 100644
--- a/sync/syncable/syncable_util.h
+++ b/sync/syncable/syncable_util.h
@@ -5,9 +5,11 @@
 #ifndef SYNC_SYNCABLE_SYNCABLE_UTIL_H_
 #define SYNC_SYNCABLE_SYNCABLE_UTIL_H_
 
+#include <string>
 #include <vector>
 
 #include "base/basictypes.h"
+#include "sync/internal_api/public/base/model_type.h"
 
 namespace tracked_objects {
 class Location;
@@ -35,6 +37,17 @@ bool SyncAssert(bool condition,
 int GetUnsyncedEntries(BaseTransaction* trans,
                        std::vector<int64> *handles);
 
+// Generates a fixed-length tag for the given string under the given model_type.
+std::string GenerateSyncableHash(
+    ModelType model_type, const std::string& client_tag);
+
+// A helper for generating the bookmark type's tag.  This is required in more
+// than one place, so we define the algorithm here to make sure the
+// implementation is consistent.
+std::string GenerateSyncableBookmarkHash(
+    const std::string originator_cache_guid,
+    const std::string originator_client_item_id);
+
 }  // namespace syncable
 }  // namespace syncer