Sets correct ActivityLog enabled status to the first renderer process

chrome/common/pref_names.cc

Index: chrome/common/pref_names.cc
diff --git a/chrome/common/pref_names.cc b/chrome/common/pref_names.cc
index 65b4c93322a182c7f3b625121ea7d710fd304772..0fefea40fd0f25580df24fa95aad464f933a910b 100644
--- a/chrome/common/pref_names.cc
+++ b/chrome/common/pref_names.cc
@@ -2544,4 +2544,10 @@ const char kDRMSalt[] = "settings.privacy.drm_salt";
 // A boolean pref that enables the (private) pepper GetDeviceID() call.
 const char kEnableDRM[] = "settings.privacy.drm_enabled";
 
+// A boolean per-profile pref that signals if the watchdog extension is
+// installed and active. We need to know if the watchdog extension active for
+// ActivityLog initialization before the extension system is initialized.
+const char kWatchdogExtensionActive[] =
+    "profile.extensions.activity_log.watchdog_extension_active";
+
 }  // namespace prefs