Rename getTokenWithHandler

1 files changed, 12 insertions, 1 deletions

diff --git a/src/objective-c/GRPCClient/GRPCCallOptions.h b/src/objective-c/GRPCClient/GRPCCallOptions.h
index 85786c7417..b7f08480dc 100644
--- a/src/objective-c/GRPCClient/GRPCCallOptions.h
+++ b/src/objective-c/GRPCClient/GRPCCallOptions.h
@@ -58,13 +58,24 @@ typedef NS_ENUM(NSUInteger, GRPCTransportType) {
 /**
  * Implement this protocol to provide a token to gRPC when a call is initiated.
  */
-@protocol GRPCAuthorizationProtocol
+@protocol GRPCAuthorizationProtocol<NSObject>
+
+@optional
+
+/**
+ * This method is called when gRPC is about to start the call. When OAuth token is acquired,
+ * \a handler is expected to be called with \a token being the new token to be used for this call.
+ */
+- (void)provideTokenToHandler:(void (^_Nullable)(NSString *_Nullable token))handler;
 
 /**
+ * This method is deprecated. Please use \a provideTokenToHandler.
+ *
  * This method is called when gRPC is about to start the call. When OAuth token is acquired,
  * \a handler is expected to be called with \a token being the new token to be used for this call.
  */
 - (void)getTokenWithHandler:(void (^_Nullable)(NSString *_Nullable token))handler;
+
 @end
 
 @interface GRPCCallOptions : NSObject<NSCopying, NSMutableCopying>