1 files changed, 14 insertions, 0 deletions
diff --git a/vendor/google.golang.org/api/option/option.go b/vendor/google.golang.org/api/option/option.go
index 0be53c1..556a6df 100644
--- a/vendor/google.golang.org/api/option/option.go
+++ b/vendor/google.golang.org/api/option/option.go
@@ -101,3 +101,17 @@ type withGRPCDialOption struct{ opt grpc.DialOption }
 func (w withGRPCDialOption) Apply(o *internal.DialSettings) {
 	o.GRPCDialOpts = append(o.GRPCDialOpts, w.opt)
 }
+
+// WithGRPCConnectionPool returns a ClientOption that creates a pool of gRPC
+// connections that requests will be balanced between.
+// This is an EXPERIMENTAL API and may be changed or removed in the future.
+func WithGRPCConnectionPool(size int) ClientOption {
+	return withGRPCConnectionPool(size)
+}
+
+type withGRPCConnectionPool int
+
+func (w withGRPCConnectionPool) Apply(o *internal.DialSettings) {
+	balancer := grpc.RoundRobin(internal.NewPoolResolver(int(w), o))
+	o.GRPCDialOpts = append(o.GRPCDialOpts, grpc.WithBalancer(balancer))
+}