Add cros dir into autotest ebuild.

chromeos-base/autotest/autotest-9999.ebuild

Index: chromeos-base/autotest/autotest-9999.ebuild
diff --git a/chromeos-base/autotest/autotest-9999.ebuild b/chromeos-base/autotest/autotest-9999.ebuild
index 9caa1809e5b3222519959344e3b69cc71277df5d..cccb8fc0c1c908294664320abe1d7c02bc700f33 100644
--- a/chromeos-base/autotest/autotest-9999.ebuild
+++ b/chromeos-base/autotest/autotest-9999.ebuild
@@ -35,6 +35,10 @@ src_prepare() {
 	cp -fpru "${S}"/{conmux,tko,utils} "${AUTOTEST_WORK}"
 	cp -fpru "${S}"/shadow_config.ini "${AUTOTEST_WORK}"
 
+	# cros directory is not from autotest upstream but cros project specific.
+	cp -fpru "${S}"/client/cros "${AUTOTEST_WORK}/client"
+	cp -fpru "${S}"/server/cros "${AUTOTEST_WORK}/server"
+
 	sed "/^enable_server_prebuild/d" "${S}/global_config.ini" > \
 		"${AUTOTEST_WORK}/global_config.ini"
 }