Fix android logcat CL

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 181 matching lines @@
 
 # Run tests on an emulator.
 function bb_run_tests_emulator {
   echo "@@@BUILD_STEP Run Tests on an Emulator@@@"
   build/android/run_tests.py -e --xvfb --verbose
 }
 
 # Run tests on an actual device.  (Better have one plugged in!)
 function bb_run_unit_tests {
   python build/android/device_status_check.py
-  local LOGCAT_DUMP_DIR="$CHROME_SRC/out/logcat"
+  LOGCAT_DUMP_DIR="$CHROME_SRC/out/logcat"
   rm -rf "$LOGCAT_DUMP_DIR"
   python build/android/adb_logcat_monitor.py "$LOGCAT_DUMP_DIR" &
 
   build/android/run_tests.py --xvfb --verbose
 
   echo "@@@BUILD_STEP Logcat dump@@@"
   python build/android/adb_logcat_printer.py "$LOGCAT_DUMP_DIR"
 }
 
 # Run instrumentation test.
@@ skipping 89 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')"
 }