Replacing xserve4-m1 with vm684-m1
Replacing xserve4-m1 with vm684-m1

BUG=181897

Review URL: https://chromiumcodereview.appspot.com/12701015

git-svn-id: 239fca9b83025a0b6f823aeeca02ba5be3d9fd76@187443 0039d316-1c4b-4281-b951-d872f2087c98

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