Update from https://crrev.com/333737

tools/android/adb_remote_setup.sh

 #!/bin/bash
 # Copyright 2014 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.
 
 # URL from which the latest version of this script can be downloaded.
 # Gitiles returns the result as base64 formatted, so the result needs to be
 # decoded. See https://code.google.com/p/gitiles/issues/detail?id=7 for
 # more information about this security precaution.
 script_url="https://chromium.googlesource.com/chromium/src.git/+/master"
@@ skipping 43 matching lines @@
 
 remote_host="$1"
 remote_adb="${2:-adb}"
 
 # Ensure adb is in the local machine's path.
 if ! which adb >/dev/null; then
   echo "error: adb must be in your local machine's path."
   exit 1
 fi
 
-if which kinit >/dev/null; then
-  # Allow ssh to succeed without typing your password multiple times.
-  kinit -R || kinit
-fi
-
 # Ensure local and remote versions of adb are the same.
 remote_adb_version=$(ssh "$remote_host" "$remote_adb version")
 local_adb_version=$(adb version)
 if [[ "$local_adb_version" != "$remote_adb_version" ]]; then
   echo >&2
   echo "WARNING: local adb is not the same version as remote adb." >&2
   echo "This should be fixed since it may result in protocol errors." >&2
   echo "  local adb:  $local_adb_version" >&2
   echo "  remote adb: $remote_adb_version" >&2
   echo >&2
@@ skipping 16 matching lines @@
 #   10201: net unittests
 ssh -C \
     -R 5037:localhost:5037 \
     -L 8001:localhost:8001 \
     -L 9031:localhost:9031 \
     -L 9041:localhost:9041 \
     -L 9051:localhost:9051 \
     -R 10000:localhost:10000 \
     -R 10201:localhost:10201 \
     "$remote_host"