Allow sideloading without authentication.

Bug: http://b/22025550
Change-Id: I20f09ae442536f924f19ede0abf6a2bcc0a5cedf
(cherry picked from commit 9813f5ba57)

minadbd/adb_main.cpp

@@ -19,11 +19,12 @@
 #include <stdio.h>
 #include <stdlib.h>
 
-#define  TRACE_TAG   TRACE_ADB
+#define TRACE_TAG TRACE_ADB
 
 #include "sysdeps.h"
 
 #include "adb.h"
+#include "adb_auth.h"
 #include "transport.h"
 
 int adb_main(int is_daemon, int server_port)
@@ -35,6 +36,9 @@ int adb_main(int is_daemon, int server_port)
     // No SIGCHLD. Let the service subproc handle its children.
     signal(SIGPIPE, SIG_IGN);
 
+    // We can't require authentication for sideloading. http://b/22025550.
+    auth_required = false;
+
     init_transport_registration();
     usb_init();