Snap for 4885249 from aed85a96600978efda366aa9d1939ba2a4dfcc85 to pi-dr1-release

Change-Id: Ief09c1928b5917d7eb853b690f4256c23adb910c
diff --git a/Android.mk b/Android.mk
index 4bcaeb6..a5b52c7 100644
--- a/Android.mk
+++ b/Android.mk
@@ -92,7 +92,7 @@
         -hdf android.whichdoc online \
         -hdf css.path /reference/assets/css/doclava-devsite.css \
         -hdf book.root toc \
-        -hdf book.path /reference/tradefed/_book.yaml \
+        -hdf book.path /_book.yaml \
         -yaml _book.yaml \
         -apidocsdir reference/tradefed/ \
         -werror \