libbinder: include sys/uio.h instead of cutils/uio.h

libbinder is only built for the target, where bionic will provide
uio, so it does not need to include the libcutils wrapper around
uio for windows.

Change-Id: Ifc2dd353bf7ed51bf08ec0ae91c43b12830f94ba
diff --git a/include/binder/BufferedTextOutput.h b/include/binder/BufferedTextOutput.h
index adf3c32..9a7c43b 100644
--- a/include/binder/BufferedTextOutput.h
+++ b/include/binder/BufferedTextOutput.h
@@ -19,7 +19,7 @@
 
 #include <binder/TextOutput.h>
 #include <utils/threads.h>
-#include <cutils/uio.h>
+#include <sys/uio.h>
 
 // ---------------------------------------------------------------------------
 namespace android {