Revert 136389 - Enable system trace clock use on chrome os.

Manually define CLOCK_SYSTEM_TRACE for OS_CHROMEOS.  This is  in the code (and not gyp) to minimize scope.

BUG=chromium-os:30502
TEST=verify chrome:tracing works w/ a chromeos=1 build on linux and on cros (using the correct clock in each case)

Change-Id: I9439a1de9fe30cb2f34652020a29a4450b71e1ea


Review URL: https://chromiumcodereview.appspot.com/10356028

TBR=sleffler@chromium.org
Review URL: https://chromiumcodereview.appspot.com/10382112

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@136397 0039d316-1c4b-4281-b951-d872f2087c98


CrOS-Libchrome-Original-Commit: 00534b5b799c69a21426ae47586d938fbceba254
1 file changed
tree: d09be0f9e6538c8cd58e72081db8d5eabe8f6dc9
  1. base/
  2. build/
  3. dbus/
  4. ipc/
  5. testing/
  6. third_party/