Add client side WaitForInitialMetadata for streaming.

1 files changed, 6 insertions, 0 deletions

diff --git a/src/cpp/common/call.cc b/src/cpp/common/call.cc
index a20d4a0d9a..aae69084eb 100644
--- a/src/cpp/common/call.cc
+++ b/src/cpp/common/call.cc
@@ -121,6 +121,12 @@ void CallOpBuffer::AddSendInitialMetadata(
   initial_metadata_ = FillMetadataArray(metadata);
 }
 
+void CallOpBuffer::AddRecvInitialMetadata(
+    std::multimap<grpc::string, grpc::string>* metadata) {
+  recv_initial_metadata_ = metadata;
+}
+
+
 void CallOpBuffer::AddSendInitialMetadata(ClientContext *ctx) {
   AddSendInitialMetadata(&ctx->send_initial_metadata_);
 }