[VOL-4289]  Proto changes for gRPC migration

Change-Id: I317a0a865ccf78d0c37aa229c50d293a3f66c8bb
diff --git a/vendor/golang.org/x/net/http2/.gitignore b/vendor/golang.org/x/net/http2/.gitignore
new file mode 100644
index 0000000..190f122
--- /dev/null
+++ b/vendor/golang.org/x/net/http2/.gitignore
@@ -0,0 +1,2 @@
+*~
+h2i/h2i