Remove useless arguments from is_adb_interface.

Test: mma
Change-Id: I8b7b411d7d5ec9d401b61ed8f817b98c61114d4f
diff --git a/adb/adb.h b/adb/adb.h
index 0b9fe5b..b3f0e86 100644
--- a/adb/adb.h
+++ b/adb/adb.h
@@ -199,7 +199,7 @@
 
 // USB device detection.
 #if ADB_HOST
-int is_adb_interface(int vid, int pid, int usb_class, int usb_subclass, int usb_protocol);
+int is_adb_interface(int usb_class, int usb_subclass, int usb_protocol);
 #endif
 
 ConnectionState connection_state(atransport *t);