cd C:\Users\chrome-bot
call gclient config https://skia.googlesource.com/buildbot.git
call gclient sync --force
cd buildbot
python scripts\launch_slaves.py
cd C:\Users\chrome-bot
call gclient config https://skia.googlesource.com/buildbot.git
call gclient sync --force -j1
cd buildbot
python scripts\launch_slaves.py
Add -j1 to windows launch script
Add -j1 to windows launch script

(SkipBuildbotRuns)

Review URL: https://codereview.chromium.org/23054003

git-svn-id: 32fc27f4dcfb6c0385cd9719852b95fe6680452d@10698 2bbb7eff-a529-9590-31e7-b0007b416f81
