Set up the infrastructure for Extension event metrics.

chrome/browser/extensions/api/omnibox/omnibox_api.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/omnibox/omnibox_api.h"
 
 #include "base/lazy_instance.h"
 #include "base/strings/string16.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/extensions/tab_helper.h"
@@ skipping 81 matching lines @@
   // This URL is not actually used for navigation. It holds the extension's ID.
   return std::string(extensions::kExtensionScheme) + "://" +
       extension_id + "/?q={searchTerms}";
 }
 
 }  // namespace
 
 // static
 void ExtensionOmniboxEventRouter::OnInputStarted(
     Profile* profile, const std::string& extension_id) {
-  scoped_ptr<Event> event(new Event(
-      omnibox::OnInputStarted::kEventName,
-      make_scoped_ptr(new base::ListValue())));
+  scoped_ptr<Event> event(new Event(events::UNKNOWN,
+                                    omnibox::OnInputStarted::kEventName,
+                                    make_scoped_ptr(new base::ListValue())));
   event->restrict_to_browser_context = profile;
   EventRouter::Get(profile)
       ->DispatchEventToExtension(extension_id, event.Pass());
 }
 
 // static
 bool ExtensionOmniboxEventRouter::OnInputChanged(
     Profile* profile, const std::string& extension_id,
     const std::string& input, int suggest_id) {
   EventRouter* event_router = EventRouter::Get(profile);
   if (!event_router->ExtensionHasEventListener(
           extension_id, omnibox::OnInputChanged::kEventName))
     return false;
 
   scoped_ptr<base::ListValue> args(new base::ListValue());
   args->Set(0, new base::StringValue(input));
   args->Set(1, new base::FundamentalValue(suggest_id));
 
-  scoped_ptr<Event> event(new Event(omnibox::OnInputChanged::kEventName,
-                                    args.Pass()));
+  scoped_ptr<Event> event(new Event(
+      events::UNKNOWN, omnibox::OnInputChanged::kEventName, args.Pass()));
   event->restrict_to_browser_context = profile;
   event_router->DispatchEventToExtension(extension_id, event.Pass());
   return true;
 }
 
 // static
 void ExtensionOmniboxEventRouter::OnInputEntered(
     content::WebContents* web_contents,
     const std::string& extension_id,
     const std::string& input,
@@ skipping 10 matching lines @@
 
   scoped_ptr<base::ListValue> args(new base::ListValue());
   args->Set(0, new base::StringValue(input));
   if (disposition == NEW_FOREGROUND_TAB)
     args->Set(1, new base::StringValue(kForegroundTabDisposition));
   else if (disposition == NEW_BACKGROUND_TAB)
     args->Set(1, new base::StringValue(kBackgroundTabDisposition));
   else
     args->Set(1, new base::StringValue(kCurrentTabDisposition));
 
-  scoped_ptr<Event> event(new Event(omnibox::OnInputEntered::kEventName,
-                                    args.Pass()));
+  scoped_ptr<Event> event(new Event(
+      events::UNKNOWN, omnibox::OnInputEntered::kEventName, args.Pass()));
   event->restrict_to_browser_context = profile;
   EventRouter::Get(profile)
       ->DispatchEventToExtension(extension_id, event.Pass());
 
   content::NotificationService::current()->Notify(
       extensions::NOTIFICATION_EXTENSION_OMNIBOX_INPUT_ENTERED,
       content::Source<Profile>(profile),
       content::NotificationService::NoDetails());
 }
 
 // static
 void ExtensionOmniboxEventRouter::OnInputCancelled(
     Profile* profile, const std::string& extension_id) {
-  scoped_ptr<Event> event(new Event(
-      omnibox::OnInputCancelled::kEventName,
-      make_scoped_ptr(new base::ListValue())));
+  scoped_ptr<Event> event(new Event(events::UNKNOWN,
+                                    omnibox::OnInputCancelled::kEventName,
+                                    make_scoped_ptr(new base::ListValue())));
   event->restrict_to_browser_context = profile;
   EventRouter::Get(profile)
       ->DispatchEventToExtension(extension_id, event.Pass());
 }
 
 OmniboxAPI::OmniboxAPI(content::BrowserContext* context)
     : profile_(Profile::FromBrowserContext(context)),
       url_service_(TemplateURLServiceFactory::GetForProfile(profile_)),
       extension_registry_observer_(this) {
   extension_registry_observer_.Add(ExtensionRegistry::Get(profile_));
@@ skipping 206 matching lines @@
     for (size_t i = 0; i < description_styles.size(); ++i) {
       if (description_styles[i].offset > placeholder)
         description_styles[i].offset += replacement.length() - 2;
     }
   }
 
   match->contents.assign(description);
 }
 
 }  // namespace extensions