Merge pull request #23080 from grpc/revert-23077-revert-23060-server_finishes_request

Partially revert "Revert "Inproc transport server should end all RPC ops after sending status"": transport changes only

src/core/ext/transport/inproc/inproc_transport.cc

@@ -812,6 +812,24 @@ void op_state_machine_locked(inproc_stream* s, grpc_error* error) {
           "op_state_machine %p has trailing md but not yet waiting for it", s);
     }
   }
+  if (!s->t->is_client && s->trailing_md_sent &&
+      (s->recv_trailing_md_op != nullptr)) {
+    // In this case, we don't care to receive the write-close from the client
+    // because we have already sent status and the RPC is over as far as we
+    // are concerned.
+    INPROC_LOG(GPR_INFO, "op_state_machine %p scheduling trailing-md-ready %p",
+               s, new_err);
+    grpc_core::ExecCtx::Run(
+        DEBUG_LOCATION,
+        s->recv_trailing_md_op->payload->recv_trailing_metadata
+            .recv_trailing_metadata_ready,
+        GRPC_ERROR_REF(new_err));
+    complete_if_batch_end_locked(
+        s, new_err, s->recv_trailing_md_op,
+        "op_state_machine scheduling recv-trailing-md-on-complete");
+    s->trailing_md_recvd = true;
+    s->recv_trailing_md_op = nullptr;
+  }
   if (s->trailing_md_recvd && s->recv_message_op) {
     // No further message will come on this stream, so finish off the
     // recv_message_op