Add apktool and apktool.jar to install-build-deps-android.sh

build/install-build-deps-android.sh

Index: build/install-build-deps-android.sh
diff --git a/build/install-build-deps-android.sh b/build/install-build-deps-android.sh
index cf873811131633b68525736780ac0dcc3e0b8ff6..158c68bd7837412ff5b45f8cd3143a92cd870908 100755
--- a/build/install-build-deps-android.sh
+++ b/build/install-build-deps-android.sh
@@ -97,4 +97,23 @@ if test "$skip_inst_sdk_packages" != 1; then
   "$(dirname "${BASH_SOURCE[0]}")/install-android-sdks.sh"
 fi
 
+DownloadFromBucket() {
+  bin=$1
+  path=$2
+  gs_url=$3
+  tmpfile=${bin}_$(/bin/date +%s)
+  if [ ! -x ${path}/${bin} ]; then
+      /b/build/scripts/slave/gsutil cp ${gs_url} ${tmpfile}

[Ryan Tseng, 2015/08/13 03:51:53]

Can you validate this against a known hash?  Since this is going to be executed
as root on all the bots now, it might be good to make sure it can't be changed
out from under us without our knowledge.

[navabi, 2015/08/13 17:39:34]

Done.

+      /usr/bin/sudo /bin/mv ${tmpfile} ${path}/${bin}
+      /usr/bin/sudo /bin/chmod a+x ${path}/${bin}
+      /usr/bin/sudo /bin/chown root:root ${path}/${bin}
+  fi
+}
+
+DownloadFromBucket apktool /usr/local/bin \
+'gs://chromium-apktool-bucket/apktool_1_5_2/apktool'
+
+DownloadFromBucket apktool.jar /usr/local/bin \
+'gs://chromium-apktool-bucket/apktool_1_5_2/apktool.jar'
+
 echo "install-build-deps-android.sh complete."