Report trace event overhead stat with metadata

BUG=trace-viewer:453

Review URL: https://chromiumcodereview.appspot.com/23717045

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@222450 0039d316-1c4b-4281-b951-d872f2087c98


CrOS-Libchrome-Original-Commit: 709b7d430792d847e04039a47044fbd5743042d6
1 file changed
tree: 217f40aaf5237ece412c6d50b8976de779b64c27
  1. base/
  2. build/
  3. components/
  4. dbus/
  5. ipc/
  6. mojo/
  7. testing/
  8. third_party/
  9. ui/