Final batch adding real histogram values for extension events.

chrome/browser/extensions/api/preference/preference_helpers.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/browser/extensions/api/preference/preference_helpers.h"
 
 #include "base/json/json_writer.h"
 #include "base/prefs/pref_service.h"
 #include "base/values.h"
 #include "chrome/browser/extensions/api/preference/preference_api.h"
@@ skipping 64 matching lines @@
 
   if (PreferenceAPI::Get(profile)->CanExtensionControlPref(extension_id,
                                                            browser_pref,
                                                            incognito)) {
     return kControllableByThisExtension;
   }
 
   return kControlledByOtherExtensions;
 }
 
-void DispatchEventToExtensions(
-    Profile* profile,
-    const std::string& event_name,
-    base::ListValue* args,
-    APIPermission::ID permission,
-    bool incognito,
-    const std::string& browser_pref) {
+void DispatchEventToExtensions(Profile* profile,
+                               events::HistogramValue histogram_value,
+                               const std::string& event_name,
+                               base::ListValue* args,
+                               APIPermission::ID permission,
+                               bool incognito,
+                               const std::string& browser_pref) {
   EventRouter* router = EventRouter::Get(profile);
   if (!router || !router->HasEventListener(event_name))
     return;
 
   for (const scoped_refptr<const extensions::Extension>& extension :
        ExtensionRegistry::Get(profile)->enabled_extensions()) {
     // TODO(bauerb): Only iterate over registered event listeners.
     if (router->ExtensionHasEventListener(extension->id(), event_name) &&
         extension->permissions_data()->HasAPIPermission(permission) &&
         (!incognito || IncognitoInfo::IsSplitMode(extension.get()) ||
@@ skipping 18 matching lines @@
         } else if (!incognito &&
                    PreferenceAPI::Get(profile)->DoesExtensionControlPref(
                        extension->id(), browser_pref, &from_incognito) &&
                    from_incognito) {
           restrict_to_profile = profile;
         }
       }
 
       scoped_ptr<base::ListValue> args_copy(args->DeepCopy());
       scoped_ptr<Event> event(
-          new Event(events::UNKNOWN, event_name, args_copy.Pass()));
+          new Event(histogram_value, event_name, args_copy.Pass()));
       event->restrict_to_browser_context = restrict_to_profile;
       router->DispatchEventToExtension(extension->id(), event.Pass());
     }
   }
 }
 
 }  // namespace preference_helpers
 }  // namespace extensions