Fix Google Photos Backup icons on Mac OS X Yosemite dark menu bar

fix-google-photos-icons.sh

#!/bin/bash

# REQUIREMENTS:
# brew install imagemagick
#

function switch_files {
    mv $1.png $1-original.png
    convert -negate $1-original.png $1.png
}

RUNNING=`ps aux | grep '/Google Photos Backup' | grep -v grep | wc -l | bc`
if [ "$RUNNING" = "1" ]; then
    killall 'Google Photos Backup'
    while [ "$RUNNING" = "1" ]; do
        sleep 1
        RUNNING=`ps aux | grep '/Google Photos Backup' | grep -v grep | wc -l | bc`
    done
fi
sleep 3

cd '/Applications/Google Photos Backup.app/Contents/Resources/'

FILES=`ls Uploader_*`
for FILE in $FILES
do
    switch_files $(basename $FILE .png)
done
open '/Applications/Google Photos Backup.app'