gRPC migration

Change-Id: I3129ae27d7ee12a23c7046f0d877e8064f2fd7f4
diff --git a/vendor/github.com/uber/jaeger-client-go/thrift/transport.go b/vendor/github.com/uber/jaeger-client-go/thrift/transport.go
index 4538996..ba2738a 100644
--- a/vendor/github.com/uber/jaeger-client-go/thrift/transport.go
+++ b/vendor/github.com/uber/jaeger-client-go/thrift/transport.go
@@ -20,6 +20,7 @@
 package thrift
 
 import (
+	"context"
 	"errors"
 	"io"
 )
@@ -30,15 +31,18 @@
 	Flush() (err error)
 }
 
+type ContextFlusher interface {
+	Flush(ctx context.Context) (err error)
+}
+
 type ReadSizeProvider interface {
 	RemainingBytes() (num_bytes uint64)
 }
 
-
 // Encapsulates the I/O layer
 type TTransport interface {
 	io.ReadWriteCloser
-	Flusher
+	ContextFlusher
 	ReadSizeProvider
 
 	// Opens the transport for communication
@@ -52,7 +56,6 @@
 	WriteString(s string) (n int, err error)
 }
 
-
 // This is "enchanced" transport with extra capabilities. You need to use one of these
 // to construct protocol.
 // Notably, TSocket does not implement this interface, and it is always a mistake to use
@@ -62,7 +65,6 @@
 	io.ByteReader
 	io.ByteWriter
 	stringWriter
-	Flusher
+	ContextFlusher
 	ReadSizeProvider
 }
-