diff --git a/build/envsetup.sh b/build/envsetup.sh
index 4068fb6..aa7b42b 100644
--- a/build/envsetup.sh
+++ b/build/envsetup.sh
@@ -1,32 +1,3 @@
-function mk_timer()
-{
-    local start_time=$(date +"%s")
-    $@
-    local ret=$?
-    local end_time=$(date +"%s")
-    local tdiff=$(($end_time-$start_time))
-    local hours=$(($tdiff / 3600 ))
-    local mins=$((($tdiff % 3600) / 60))
-    local secs=$(($tdiff % 60))
-    local ncolors=$(tput colors 2>/dev/null)
-    echo
-    if [ $ret -eq 0 ] ; then
-        echo -n "#### make completed successfully "
-    else
-        echo -n "#### make failed to build some targets "
-    fi
-    if [ $hours -gt 0 ] ; then
-        printf "(%02g:%02g:%02g (hh:mm:ss))" $hours $mins $secs
-    elif [ $mins -gt 0 ] ; then
-        printf "(%02g:%02g (mm:ss))" $mins $secs
-    elif [ $secs -gt 0 ] ; then
-        printf "(%s seconds)" $secs
-    fi
-    echo " ####"
-    echo
-    return $ret
-}
-
 function breakfast()
 {
     target=$1
@@ -379,28 +350,6 @@
     fi
 }
 
-function makerecipe() {
-    if [ -z "$1" ]
-    then
-        echo "No branch name provided."
-        return 1
-    fi
-    cd android
-    sed -i s/'default revision=.*'/'default revision="refs\/heads\/'$1'"'/ default.xml
-    git commit -a -m "$1"
-    cd ..
-
-    repo forall -c '
-
-    if [ "$REPO_REMOTE" = "github" ]
-    then
-        pwd
-        blissremote
-        git push bliss HEAD:refs/heads/'$1'
-    fi
-    '
-}
-
 function blissgerrit() {
     if [ "$(__detect_shell)" = "zsh" ]; then
         # zsh does not define FUNCNAME, derive from funcstack