Sets correct ActivityLog enabled status to the first renderer process

chrome/common/pref_names.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/common/pref_names.h"
 
 #include "base/basictypes.h"
 #include "chrome/common/pref_font_webkit_names.h"
 
 namespace prefs {
@@ skipping 2488 matching lines @@
 extern const char kLastAppListAppLaunchPing[] = "app_list.last_app_launch_ping";
 
 // How often the bubble has been shown.
 extern const char kModuleConflictBubbleShown[] = "module_conflict.bubble_shown";
 
 // A string pref for storing the salt used to compute the pepper device ID.
 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 pref that signals if the ActivityLog extension is installed and
+// enabled.
+const char kActivityLogExtensionEnabled[] =
+    "activity_log.activity_log_extension_enabled";
+
 }  // namespace prefs