IsSameChromeInstance  139 chrome/browser/process_singleton.h   bool IsSameChromeInstance(pid_t pid);
IsSameChromeInstance  752 chrome/browser/process_singleton_linux.cc     if (IsSameChromeInstance(pid)) {
IsSameChromeInstance  975 chrome/browser/process_singleton_linux.cc   if (IsSameChromeInstance(pid))