Protocol / client plugin changes to support interactively asking for a PIN

remoting/client/client_user_interface.h

Index: remoting/client/client_user_interface.h
diff --git a/remoting/client/client_user_interface.h b/remoting/client/client_user_interface.h
index 4b32a70ff597716486c543bc7143112c878b78fa..57f99345e0d8e46ffa0effdb65990ce5b173ce8a 100644
--- a/remoting/client/client_user_interface.h
+++ b/remoting/client/client_user_interface.h
@@ -13,6 +13,7 @@ namespace remoting {
 namespace protocol {
 class ClipboardStub;
 class CursorShapeStub;
+class PinFetcherFactory;
 }  // namespace protocol
 
 // ClientUserInterface is an interface that must be implemented by
@@ -34,6 +35,9 @@ class ClientUserInterface {
 
   // Get the view's CursorShapeStub implementation.
   virtual protocol::CursorShapeStub* GetCursorShapeStub() = 0;
+
+  // Get the view's PinFetcherFactory implementation.
+  virtual protocol::PinFetcherFactory* GetPinFetcherFactory() = 0;
 };
 
 }  // namespace remoting