Remove build[10..13].m4 from linux_gpu and win_gpu on tryserver.chromium.gpu.
Remove build[10..13].m4 from linux_gpu and win_gpu on tryserver.chromium.gpu.

These physical machines are going to be reprovisioned as VMWare hosts.
30 of the resulting VMs will replace the physical linux_gpu builders.

BUG=360364

Review URL: https://codereview.chromium.org/237603002

git-svn-id: 239fca9b83025a0b6f823aeeca02ba5be3d9fd76@263712 0039d316-1c4b-4281-b951-d872f2087c98

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