Pass in a consistent build-dir value.

build/android/buildbot/buildbot_functions.sh

 #!/bin/bash
 # Copyright (c) 2012 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 #
 # Bash functions used by buildbot annotator scripts for the android
 # build of chromium.  Executing this script should not perform actions
 # other than setting variables and defining of functions.
 
 # Number of jobs on the compile line; e.g.  make -j"${JOBS}"
@@ skipping 148 matching lines @@
     echo "@@@STEP_FAILURE@@@"
   fi
   )
 }
 
 # Zip and archive a build.
 function bb_zip_build {
   echo "@@@BUILD_STEP Zip build@@@"
   python ../../../../scripts/slave/zip_build.py \
     --src-dir "$SRC_ROOT" \
+    --build-dir "out" \
     --exclude-files "lib.target,gen,android_webview,jingle_unittests" \
     --factory-properties "$FACTORY_PROPERTIES" \
     --build-properties "$BUILD_PROPERTIES"
 }
 
 # Download and extract a build.
 function bb_extract_build {
   echo "@@@BUILD_STEP Download and extract build@@@"
   if [[ -z $FACTORY_PROPERTIES || -z $BUILD_PROPERTIES ]]; then
     return 1
@@ skipping 40 matching lines @@
   )
 }
 
 # Retrieve a packed json property using python
 function bb_get_json_prop {
   local JSON="$1"
   local PROP="$2"
 
   python -c "import json; print json.loads('$JSON').get('$PROP', '')"
 }