Move unused content shell bots to unused waterfall
Move unused content shell bots to unused waterfall

BUG=111316

Review URL: https://chromiumcodereview.appspot.com/15917006

git-svn-id: 239fca9b83025a0b6f823aeeca02ba5be3d9fd76@202525 0039d316-1c4b-4281-b951-d872f2087c98

eunchong/build,eunchong/build,eunchong/build,eunchong/build