Remove deprecated dbus method call GetPerfData We are now using the newer GetRichPerfData method call instead. BUG=chromium:374304 TEST=unit tests and autotests pass Change-Id: Ie48361a188637576564eabbb4dc781f94803fede Signed-off-by: Simon Que <[email protected]> Reviewed-on: https://chromium-review.googlesource.com/200244 Reviewed-by: Emma Rapati <[email protected]> Reviewed-by: Ahmad Sharif <[email protected]>