Enable surprise me wallpaper for new profiles.

chrome/browser/chromeos/login/wallpaper_manager.cc

 // Copyright (c) 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/chromeos/login/wallpaper_manager.h"
 
 #include <numeric>
 #include <vector>
 
 #include "ash/ash_switches.h"
@@ skipping 11 matching lines @@
 #include "base/prefs/pref_service.h"
 #include "base/prefs/scoped_user_pref_update.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/string_util.h"
 #include "base/strings/stringprintf.h"
 #include "base/threading/worker_pool.h"
 #include "base/time/time.h"
 #include "base/values.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/chrome_notification_types.h"
+#include "chrome/browser/chromeos/extensions/wallpaper_manager_util.h"
+#include "chrome/browser/chromeos/extensions/wallpaper_private_api.h"
+#include "chrome/browser/chromeos/login/login_display_host_impl.h"
 #include "chrome/browser/chromeos/login/startup_utils.h"
 #include "chrome/browser/chromeos/login/user.h"
 #include "chrome/browser/chromeos/login/user_manager.h"
 #include "chrome/browser/chromeos/login/wizard_controller.h"
 #include "chrome/browser/chromeos/settings/cros_settings.h"
+#include "chrome/browser/extensions/extension_service.h"
 #include "chrome/common/chrome_paths.h"
 #include "chrome/common/chrome_switches.h"
 #include "chrome/common/pref_names.h"
 #include "chromeos/chromeos_switches.h"
 #include "chromeos/dbus/dbus_thread_manager.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/notification_service.h"
+#include "content/public/browser/web_ui.h"
+#include "extensions/browser/event_router.h"
 #include "grit/ash_resources.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "ui/gfx/codec/jpeg_codec.h"
 #include "ui/gfx/image/image_skia_operations.h"
 #include "ui/gfx/skia_util.h"
 
 using content::BrowserThread;
 
 namespace chromeos {
 
@@ skipping 914 matching lines @@
 }
 
 void WallpaperManager::AddObserver(WallpaperManager::Observer* observer) {
   observers_.AddObserver(observer);
 }
 
 void WallpaperManager::RemoveObserver(WallpaperManager::Observer* observer) {
   observers_.RemoveObserver(observer);
 }
 
+void WallpaperManager::EnableSurpriseMe() {
+  Profile* profile = ProfileManager::GetActiveUserProfile();
+  DCHECK(profile);
+  DCHECK(extensions::ExtensionSystem::Get(profile)->event_router());
+  scoped_ptr<extensions::Event> event(
+      new extensions::Event(
+    extensions::api::wallpaper_private::OnRequestEnableSurpriseMe::kEventName,
+    extensions::api::wallpaper_private::OnRequestEnableSurpriseMe::Create()));
+
+  extensions::ExtensionSystem::Get(profile)->event_router()
+      ->DispatchEventToExtension(extension_misc::kWallpaperManagerId,
+                                 event.Pass());
+}
+
 void WallpaperManager::NotifyAnimationFinished() {
   FOR_EACH_OBSERVER(
       Observer, observers_, OnWallpaperAnimationFinished(last_selected_user_));
 }
 
 // WallpaperManager, private: --------------------------------------------------
 
 bool WallpaperManager::GetWallpaperFromCache(const std::string& user_id,
                                              gfx::ImageSkia* wallpaper) {
   DCHECK(BrowserThread::CurrentlyOn(BrowserThread::UI));
@@ skipping 586 matching lines @@
                  base::Passed(on_finish.Pass())));
 }
 
 const char* WallpaperManager::GetCustomWallpaperSubdirForCurrentResolution() {
   WallpaperResolution resolution = GetAppropriateResolution();
   return resolution == WALLPAPER_RESOLUTION_SMALL ? kSmallWallpaperSubDir
                                                   : kLargeWallpaperSubDir;
 }
 
 }  // namespace chromeos