Delete dead AppsPromo code

chrome/browser/ui/webui/ntp/app_launcher_handler.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/ui/webui/ntp/app_launcher_handler.h"
 
 #include <string>
 #include <vector>
 
 #include "base/auto_reset.h"
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/i18n/rtl.h"
 #include "base/metrics/field_trial.h"
 #include "base/metrics/histogram.h"
 #include "base/string_number_conversions.h"
 #include "base/string_split.h"
 #include "base/string_util.h"
 #include "base/utf_string_conversions.h"
 #include "base/values.h"
 #include "chrome/browser/extensions/app_notification.h"
 #include "chrome/browser/extensions/app_notification_manager.h"
-#include "chrome/browser/extensions/apps_promo.h"
 #include "chrome/browser/extensions/crx_installer.h"
 #include "chrome/browser/extensions/extension_prefs.h"
 #include "chrome/browser/extensions/extension_service.h"
 #include "chrome/browser/extensions/extension_sorting.h"
 #include "chrome/browser/extensions/extension_system.h"
 #include "chrome/browser/prefs/pref_service.h"
 #include "chrome/browser/prefs/scoped_user_pref_update.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/ui/browser_finder.h"
 #include "chrome/browser/ui/browser_tabstrip.h"
@@ skipping 173 matching lines @@
                  base::Unretained(this)));
   web_ui()->RegisterMessageCallback("createAppShortcut",
       base::Bind(&AppLauncherHandler::HandleCreateAppShortcut,
                  base::Unretained(this)));
   web_ui()->RegisterMessageCallback("reorderApps",
       base::Bind(&AppLauncherHandler::HandleReorderApps,
                  base::Unretained(this)));
   web_ui()->RegisterMessageCallback("setPageIndex",
       base::Bind(&AppLauncherHandler::HandleSetPageIndex,
                  base::Unretained(this)));
-  web_ui()->RegisterMessageCallback("promoSeen",
-      base::Bind(&AppLauncherHandler::HandlePromoSeen,
-                 base::Unretained(this)));
   web_ui()->RegisterMessageCallback("saveAppPageName",
       base::Bind(&AppLauncherHandler::HandleSaveAppPageName,
                  base::Unretained(this)));
   web_ui()->RegisterMessageCallback("generateAppForLink",
       base::Bind(&AppLauncherHandler::HandleGenerateAppForLink,
                  base::Unretained(this)));
   web_ui()->RegisterMessageCallback("recordAppLaunchByURL",
       base::Bind(&AppLauncherHandler::HandleRecordAppLaunchByURL,
                  base::Unretained(this)));
   web_ui()->RegisterMessageCallback("closeNotification",
@@ skipping 150 matching lines @@
   dictionary->SetBoolean("disableAppWindowLaunch", true);
   dictionary->SetBoolean("disableCreateAppShortcut", true);
 #endif
 
 #if defined(OS_CHROMEOS)
   // Making shortcut does not make sense on ChromeOS because it does not have
   // a desktop.
   dictionary->SetBoolean("disableCreateAppShortcut", true);
 #endif
 
-  dictionary->SetBoolean(
-      "showLauncher",
-      extension_service_->apps_promo()->ShouldShowAppLauncher(
-          extension_service_->GetAppIds()));
-
   PrefService* prefs = Profile::FromWebUI(web_ui())->GetPrefs();
   const ListValue* app_page_names = prefs->GetList(prefs::kNtpAppPageNames);
   if (!app_page_names || !app_page_names->GetSize()) {
     ListPrefUpdate update(prefs, prefs::kNtpAppPageNames);
     ListValue* list = update.Get();
     list->Set(0, Value::CreateStringValue(
         l10n_util::GetStringUTF16(IDS_APP_DEFAULT_PAGE_NAME)));
     dictionary->Set("appPageNames",
                     static_cast<ListValue*>(list->DeepCopy()));
   } else {
     dictionary->Set("appPageNames",
                     static_cast<ListValue*>(app_page_names->DeepCopy()));
   }
 }
 
 DictionaryValue* AppLauncherHandler::GetAppInfo(const Extension* extension) {
   extensions::AppNotificationManager* notification_manager =
       extension_service_->app_notification_manager();
   DictionaryValue* app_info = new DictionaryValue();
   // CreateAppInfo can change the extension prefs.
   AutoReset<bool> auto_reset(&ignore_changes_, true);
   CreateAppInfo(extension,
                 notification_manager->GetLast(extension->id()),
                 extension_service_,
                 app_info);
   return app_info;
 }
 
-void AppLauncherHandler::FillPromoDictionary(DictionaryValue* dictionary) {
-  AppsPromo::PromoData data = AppsPromo::GetPromo();
-  dictionary->SetString("promoHeader", data.header);
-  dictionary->SetString("promoButton", data.button);
-  dictionary->SetString("promoLink", data.link.spec());
-  dictionary->SetString("promoLogo", data.logo.spec());
-  dictionary->SetString("promoExpire", data.expire);
-}
-
 void AppLauncherHandler::HandleGetApps(const ListValue* args) {
   DictionaryValue dictionary;
 
   // Tell the client whether to show the promo for this view. We don't do this
   // in the case of PREF_CHANGED because:
   //
   // a) At that point in time, depending on the pref that changed, it can look
   //    like the set of apps installed has changed, and we will mark the promo
   //    expired.
   // b) Conceptually, it doesn't really make sense to count a
   //    prefchange-triggered refresh as a promo 'view'.
-  AppsPromo* apps_promo = extension_service_->apps_promo();
   Profile* profile = Profile::FromWebUI(web_ui());
-  bool apps_promo_just_expired = false;
-  if (apps_promo->ShouldShowPromo(extension_service_->GetAppIds(),
-                                  &apps_promo_just_expired)) {
-    dictionary.SetBoolean("showPromo", true);
-    FillPromoDictionary(&dictionary);
-  } else {
-    dictionary.SetBoolean("showPromo", false);
-  }
-
-  // If the default apps have just expired (user viewed them too many times with
-  // no interaction), then we uninstall them and focus the recent sites section.
-  if (apps_promo_just_expired) {
-    ignore_changes_ = true;
-    UninstallDefaultApps();
-    ignore_changes_ = false;
-  }
 
   // The first time we load the apps we must add all current app to the list
   // of apps visible on the NTP.
   if (!has_loaded_apps_) {
     const ExtensionSet* extensions = extension_service_->extensions();
     for (ExtensionSet::const_iterator it = extensions->begin();
          it != extensions->end(); ++it) {
       visible_apps_.insert((*it)->id());
     }
 
@@ skipping 65 matching lines @@
     PromptToEnableApp(extension_id);
     return;
   }
 
   Profile* profile = extension_service_->profile();
 
   WindowOpenDisposition disposition = args->GetSize() > 3 ?
         web_ui_util::GetDispositionFromClick(args, 3) : CURRENT_TAB;
   if (extension_id != extension_misc::kWebStoreAppId) {
     RecordAppLaunchByID(launch_bucket);
-    extension_service_->apps_promo()->ExpireDefaultApps();
   } else {
-    RecordWebStoreLaunch(url.find("chrome-ntp-promo") != std::string::npos);
+    RecordWebStoreLaunch();
   }
 
   if (disposition == NEW_FOREGROUND_TAB || disposition == NEW_BACKGROUND_TAB ||
       disposition == NEW_WINDOW) {
     // TODO(jamescook): Proper support for background tabs.
     LaunchParams params(profile, extension,
                         disposition == NEW_WINDOW ?
                             extension_misc::LAUNCH_WINDOW :
                             extension_misc::LAUNCH_TAB,
                         disposition);
@@ skipping 128 matching lines @@
   CHECK(args->GetDouble(1, &page_index));
   const StringOrdinal& page_ordinal =
       extension_sorting->PageIntegerAsStringOrdinal(
           static_cast<size_t>(page_index));
 
   // Don't update the page; it already knows the apps have been reordered.
   AutoReset<bool> auto_reset(&ignore_changes_, true);
   extension_sorting->SetPageOrdinal(extension_id, page_ordinal);
 }
 
-void AppLauncherHandler::HandlePromoSeen(const ListValue* args) {
-  UMA_HISTOGRAM_ENUMERATION(extension_misc::kAppsPromoHistogram,
-                            extension_misc::PROMO_SEEN,
-                            extension_misc::PROMO_BUCKET_BOUNDARY);
-}
-
 void AppLauncherHandler::HandleSaveAppPageName(const ListValue* args) {
   string16 name;
   CHECK(args->GetString(0, &name));
 
   double page_index;
   CHECK(args->GetDouble(1, &page_index));
 
   AutoReset<bool> auto_reset(&ignore_changes_, true);
   PrefService* prefs = Profile::FromWebUI(web_ui())->GetPrefs();
   ListPrefUpdate update(prefs, prefs::kNtpAppPageNames);
@@ skipping 130 matching lines @@
 }
 
 // static
 void AppLauncherHandler::RecordAppLaunchType(
     extension_misc::AppLaunchBucket bucket) {
   UMA_HISTOGRAM_ENUMERATION(extension_misc::kAppLaunchHistogram, bucket,
                             extension_misc::APP_LAUNCH_BUCKET_BOUNDARY);
 }
 
 // static
-void AppLauncherHandler::RecordWebStoreLaunch(bool promo_active) {
+void AppLauncherHandler::RecordWebStoreLaunch() {
   RecordAppLaunchType(extension_misc::APP_LAUNCH_NTP_WEBSTORE);
-
-  if (!promo_active) return;
-
-  UMA_HISTOGRAM_ENUMERATION(extension_misc::kAppsPromoHistogram,
-                            extension_misc::PROMO_LAUNCH_WEB_STORE,
-                            extension_misc::PROMO_BUCKET_BOUNDARY);
 }
 
 // static
 void AppLauncherHandler::RecordAppLaunchByID(
     extension_misc::AppLaunchBucket bucket) {
   CHECK(bucket != extension_misc::APP_LAUNCH_BUCKET_INVALID);
 
   RecordAppLaunchType(bucket);
 }
 
@@ skipping 116 matching lines @@
 
 ExtensionInstallPrompt* AppLauncherHandler::GetExtensionInstallPrompt() {
   if (!extension_install_ui_.get()) {
     Browser* browser = browser::FindBrowserWithWebContents(
         web_ui()->GetWebContents());
     extension_install_ui_.reset(
         chrome::CreateExtensionInstallPromptWithBrowser(browser));
   }
   return extension_install_ui_.get();
 }
-
-void AppLauncherHandler::UninstallDefaultApps() {
-  AppsPromo* apps_promo = extension_service_->apps_promo();
-  const extensions::ExtensionIdSet& app_ids = apps_promo->old_default_apps();
-  for (extensions::ExtensionIdSet::const_iterator iter = app_ids.begin();
-       iter != app_ids.end(); ++iter) {
-    if (extension_service_->GetExtensionById(*iter, true))
-      extension_service_->UninstallExtension(*iter, false, NULL);
-  }
-}