Use use_allocator instead of linux_use_tcmalloc in buildbots.

See http://crrev.com/177353002 and the bug for the details.

BUG=345554

Review URL: https://codereview.chromium.org/212883012

git-svn-id: svn://svn.chromium.org/chrome/trunk/tools/build@264460 0039d316-1c4b-4281-b951-d872f2087c98
16 files changed