ServiceWorker: adding a crash key to check if a new process is launched

chrome/app/chrome_crash_reporter_client_win.cc

Index: chrome/app/chrome_crash_reporter_client_win.cc
diff --git a/chrome/app/chrome_crash_reporter_client_win.cc b/chrome/app/chrome_crash_reporter_client_win.cc
index b658c7e78fab217580d4d04411af2a8b9718131f..b13781d981b37f35d6522d1b62b6b47c1cc19350 100644
--- a/chrome/app/chrome_crash_reporter_client_win.cc
+++ b/chrome/app/chrome_crash_reporter_client_win.cc
@@ -197,6 +197,8 @@ size_t RegisterCrashKeysHelper() {
       // Temporary for https://crbug.com/668633.
       {"swdh_set_hosted_version_worker_pid", crash_keys::kSmallSize},
       {"swdh_set_hosted_version_host_pid", crash_keys::kSmallSize},
+      {"swdh_set_hosted_version_is_new_process", crash_keys::kSmallSize},
+      {"swdh_set_hosted_version_restart_count", crash_keys::kSmallSize},
   };
 
   // This dynamic set of keys is used for sets of key value pairs when gathering