Set up the infrastructure for Extension event metrics.

chrome/browser/extensions/api/debugger/debugger_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.
 
 // Implements the Chrome Extensions Debugger API.
 
 #include "chrome/browser/extensions/api/debugger/debugger_api.h"
 
 #include <map>
 #include <set>
@@ skipping 381 matching lines @@
 void ExtensionDevToolsClientHost::MarkAsDismissed() {
   detach_reason_ = api::debugger::DETACH_REASON_CANCELED_BY_USER;
 }
 
 void ExtensionDevToolsClientHost::SendDetachedEvent() {
   if (!EventRouter::Get(profile_))
     return;
 
   scoped_ptr<base::ListValue> args(OnDetach::Create(debuggee_,
                                                     detach_reason_));
-  scoped_ptr<Event> event(new Event(OnDetach::kEventName, args.Pass()));
+  scoped_ptr<Event> event(
+      new Event(events::UNKNOWN, OnDetach::kEventName, args.Pass()));
   event->restrict_to_browser_context = profile_;
   EventRouter::Get(profile_)
       ->DispatchEventToExtension(extension_id_, event.Pass());
 }
 
 void ExtensionDevToolsClientHost::OnExtensionUnloaded(
     content::BrowserContext* browser_context,
     const Extension* extension,
     UnloadedExtensionInfo::Reason reason) {
   if (extension->id() == extension_id_)
@@ skipping 39 matching lines @@
     if (!dictionary->GetString("method", &method_name))
       return;
 
     OnEvent::Params params;
     base::DictionaryValue* params_value;
     if (dictionary->GetDictionary("params", &params_value))
       params.additional_properties.Swap(params_value);
 
     scoped_ptr<base::ListValue> args(
         OnEvent::Create(debuggee_, method_name, params));
-    scoped_ptr<Event> event(new Event(OnEvent::kEventName, args.Pass()));
+    scoped_ptr<Event> event(
+        new Event(events::UNKNOWN, OnEvent::kEventName, args.Pass()));
     event->restrict_to_browser_context = profile_;
     EventRouter::Get(profile_)
         ->DispatchEventToExtension(extension_id_, event.Pass());
   } else {
     DebuggerSendCommandFunction* function = pending_requests_[id].get();
     if (!function)
       return;
 
     function->SendResponseBody(dictionary);
     pending_requests_.erase(id);
@@ skipping 270 matching lines @@
     const std::vector<DevToolsTargetImpl*>& target_list) {
   scoped_ptr<base::ListValue> result(new base::ListValue());
   for (size_t i = 0; i < target_list.size(); ++i)
     result->Append(SerializeTarget(*target_list[i]));
   STLDeleteContainerPointers(target_list.begin(), target_list.end());
   SetResult(result.release());
   SendResponse(true);
 }
 
 }  // namespace extensions