Address comments

grpc · Jun 9, 2016 · 69487bb · 69487bb
1 parent d9c8fb4
commit 69487bb
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/credentials/credentials.go b/credentials/credentials.go
@@ -54,8 +54,8 @@ var (
 	alpnProtoStr = []string{"h2"}
 )
 
-// PerRPCCredentials defines the common interface all supported per RPC credentials must
-// implement.
+// PerRPCCredentials defines the common interface for the credentials which need to
+// attach security information to every RPC (e.g., oauth2).
 type PerRPCCredentials interface {
 	// GetRequestMetadata gets the current request metadata, refreshing
 	// tokens if required. This should be called by the transport layer on