added gloop as submodule. added. did some more stubbing for google internal code

location/nearby/sharing/lib/rpc/identity_rpc_types.h

@@ -141,7 +141,21 @@ class QuerySharedCredentialsResponse {
 };
 
 class QuerySharedCredentialsWithBindingIdsRequest
-    : public QuerySharedCredentialsRequest {};
+    : public QuerySharedCredentialsRequest {
+ public:
+  bool has_join_binding_time() const { return has_join_binding_time_; }
+  google::protobuf::Timestamp* mutable_join_binding_time() {
+    has_join_binding_time_ = true;
+    return &join_binding_time_;
+  }
+  const google::protobuf::Timestamp& join_binding_time() const {
+    return join_binding_time_;
+  }
+
+ private:
+  bool has_join_binding_time_ = false;
+  google::protobuf::Timestamp join_binding_time_;
+};
 
 class QuerySharedCredentialsWithBindingIdsResponse
     : public QuerySharedCredentialsResponse {};
@@ -205,4 +219,3 @@ class GetAccountInfoResponse {
 }  // namespace google::nearby::identity::v1
 
 #endif  // LOCATION_NEARBY_SHARING_LIB_RPC_IDENTITY_RPC_TYPES_H_
-

location/nearby/sharing/lib/sync/BUILD

@@ -8,6 +8,13 @@ cc_library(
     visibility = ["//visibility:public"],
 )
 
+cc_library(
+    name = "sync_config_prefs_cc_proto",
+    hdrs = ["sync_config_prefs.pb.h"],
+    visibility = ["//visibility:public"],
+    deps = [":sync_binding_prefs_cc_proto"],
+)
+
 cc_library(
     name = "sync_manager",
     hdrs = ["sync_manager.h"],
@@ -24,4 +31,3 @@ cc_library(
         "@com_google_absl//absl/strings:string_view",
     ],
 )
-

location/nearby/sharing/lib/sync/sync_config_prefs.pb.h

@@ -0,0 +1,23 @@
+// Copyright 2026 Google LLC
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     https://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#ifndef LOCATION_NEARBY_SHARING_LIB_SYNC_SYNC_CONFIG_PREFS_PB_H_
+#define LOCATION_NEARBY_SHARING_LIB_SYNC_SYNC_CONFIG_PREFS_PB_H_
+
+// The GitHub build's hand-written proto stubs currently share an
+// implementation file. Keep the public include paths aligned with the
+// separately generated upstream proto headers.
+#include "location/nearby/sharing/lib/sync/sync_binding_prefs.pb.h"
+
+#endif  // LOCATION_NEARBY_SHARING_LIB_SYNC_SYNC_CONFIG_PREFS_PB_H_