Implement the new wallpaper manager launcher window.

chrome/browser/chromeos/extensions/wallpaper_manager_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/chromeos/extensions/wallpaper_manager_api.h"
+
+#include "base/command_line.h"
+#include "base/file_util.h"
+#include "base/path_service.h"
+#include "chrome/browser/browser_process.h"
+#include "chrome/browser/chromeos/login/user_manager.h"
+#include "chrome/browser/extensions/extension_service.h"
+#include "chrome/browser/profiles/profile.h"
+#include "chrome/browser/profiles/profile_manager.h"
+#include "chrome/browser/ui/browser.h"
+#include "chrome/browser/ui/browser_finder.h"
+#include "chrome/browser/ui/chrome_pages.h"
+#include "chrome/browser/ui/extensions/application_launch.h"
+#include "chrome/common/chrome_paths.h"
+#include "chrome/common/chrome_switches.h"
+#include "chrome/common/url_constants.h"
+#include "content/public/browser/browser_thread.h"
+
+using content::BrowserThread;
+
+#define WALLPAPERMANAGER_EXTENSON_ID "obklkkbkpaoaejdabbfldmcfplpdgolj"
+
+const char kWallpaperManagerDomain[] = WALLPAPERMANAGER_EXTENSON_ID;

[flackr, 2012/07/04 22:20:57]

Why not just assign the extension ID directly?

[bshe, 2012/07/05 13:54:50]

Done.

+
+namespace wallpaper_manager_util {
+
+// Hide behind flag

[flackr, 2012/07/04 22:20:57]

Does this comment belong by the if statement?

[bshe, 2012/07/05 13:54:50]

Done.

+void OpenWallpaperManager() {
+  Profile* profile = ProfileManager::GetDefaultProfileOrOffTheRecord();
+  if (CommandLine::ForCurrentProcess()->HasSwitch(
+      switches::kExperimentalWallpaperUI)) {
+    std::string url = chrome::kChromeUIWallpaperURL;
+    ExtensionService* service = profile->GetExtensionService();
+    if (!service)
+      return;
+
+    const extensions::Extension* extension =
+        service->GetExtensionById(kWallpaperManagerDomain, false);
+    if (!extension)
+      return;
+
+    application_launch::OpenApplication(profile, extension,
+        extension_misc::LAUNCH_WINDOW, GURL(url), NEW_FOREGROUND_TAB, NULL);
+  } else {
+    Browser* browser = browser::FindOrCreateTabbedBrowser(
+          ProfileManager::GetDefaultProfileOrOffTheRecord());
+    chrome::ShowSettingsSubPage(browser, "setWallpaper");
+  }
+}
+
+}  //namespace wallpaper_manager_util