gRPC migration

Change-Id: I3129ae27d7ee12a23c7046f0d877e8064f2fd7f4
diff --git a/vendor/github.com/uber/jaeger-client-go/thrift-gen/sampling/GoUnusedProtection__.go b/vendor/github.com/uber/jaeger-client-go/thrift-gen/sampling/GoUnusedProtection__.go
new file mode 100644
index 0000000..015ad4b
--- /dev/null
+++ b/vendor/github.com/uber/jaeger-client-go/thrift-gen/sampling/GoUnusedProtection__.go
@@ -0,0 +1,6 @@
+// Code generated by Thrift Compiler (0.14.1). DO NOT EDIT.
+
+package sampling
+
+var GoUnusedProtection__ int;
+