Fix the documentation and add Device.deviceName in sessions API.

chrome/browser/extensions/api/sessions/sessions_api.cc

 // Copyright 2013 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/sessions/sessions_api.h"
 
 #include <vector>
 
 #include "base/i18n/rtl.h"
 #include "base/lazy_instance.h"
@@ skipping 331 matching lines @@
 scoped_ptr<api::sessions::Device> SessionsGetDevicesFunction::CreateDeviceModel(
     const browser_sync::SyncedSession* session) {
   int max_results = api::sessions::MAX_SESSION_RESULTS;
   // Already validated in RunAsync().
   scoped_ptr<GetDevices::Params> params(GetDevices::Params::Create(*args_));
   if (params->filter && params->filter->max_results)
     max_results = *params->filter->max_results;
 
   scoped_ptr<api::sessions::Device> device_struct(new api::sessions::Device);
   device_struct->info = session->session_name;
+  device_struct->device_name = session->session_name;
 
   for (browser_sync::SyncedSession::SyncedWindowMap::const_iterator it =
        session->windows.begin(); it != session->windows.end() &&
        static_cast<int>(device_struct->sessions.size()) < max_results; ++it) {
     scoped_ptr<api::sessions::Session> session_model(CreateSessionModel(
         *it->second, session->session_tag));
     if (session_model)
       device_struct->sessions.push_back(make_linked_ptr(
           session_model.release()));
   }
@@ skipping 281 matching lines @@
   return g_factory.Pointer();
 }
 
 void SessionsAPI::OnListenerAdded(const EventListenerInfo& details) {
   sessions_event_router_.reset(
       new SessionsEventRouter(Profile::FromBrowserContext(browser_context_)));
   EventRouter::Get(browser_context_)->UnregisterObserver(this);
 }
 
 }  // namespace extensions