BOOKMARK_BAR_STATE_CHANGE_PREF_CHANGE  401 chrome/browser/ui/browser.cc                  BOOKMARK_BAR_STATE_CHANGE_PREF_CHANGE));
BOOKMARK_BAR_STATE_CHANGE_PREF_CHANGE 2277 chrome/browser/ui/browser.cc   bool shouldAnimate = reason == BOOKMARK_BAR_STATE_CHANGE_PREF_CHANGE;