Starting to switch aliases and some convenience scripts from Buck to Bazel.

Change-Id: I2e0a0dac882af430b8628174f3f97a1777d3e643
diff --git a/tools/build/onos-build-docs b/tools/build/onos-build-docs
index cdac83f..3be4c0a 100755
--- a/tools/build/onos-build-docs
+++ b/tools/build/onos-build-docs
@@ -1,11 +1,6 @@
 #!/bin/bash
 # -----------------------------------------------------------------------------
-# Builds the ONOS Java API docs.
+# Builds the aggregate ONOS Java API docs.
 # -----------------------------------------------------------------------------
 
-set -e
-
-[ ! -d "$ONOS_ROOT" ] && echo "ONOS_ROOT is not defined" >&2 && exit 1
-. $ONOS_ROOT/tools/build/envDefaults
-
-onos-buck build //docs:external //docs:internal --show-output
+SHLVL=1 bazel build //docs:external //docs:internal