Implement an AutoLaunch experiment for Chrome for certain brand codes.

chrome/browser/ui/webui/options/browser_options_handler.cc

 // Copyright (c) 2011 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/options/browser_options_handler.h"
 
 #include "base/basictypes.h"
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/memory/singleton.h"
+#include "base/path_service.h"
 #include "base/string_number_conversions.h"
 #include "base/utf_string_conversions.h"
 #include "base/values.h"
+#include "chrome/browser/auto_launch_trial.h"
 #include "chrome/browser/autocomplete/autocomplete.h"
 #include "chrome/browser/autocomplete/autocomplete_match.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/custom_home_pages_table_model.h"
 #include "chrome/browser/instant/instant_confirm_dialog.h"
 #include "chrome/browser/instant/instant_controller.h"
 #include "chrome/browser/instant/instant_field_trial.h"
 #include "chrome/browser/net/url_fixer_upper.h"
 #include "chrome/browser/prefs/pref_service.h"
 #include "chrome/browser/prefs/session_startup_pref.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/search_engines/template_url.h"
 #include "chrome/browser/search_engines/template_url_service.h"
 #include "chrome/browser/search_engines/template_url_service_factory.h"
 #include "chrome/browser/ui/webui/favicon_source.h"
 #include "chrome/common/chrome_notification_types.h"
 #include "chrome/common/pref_names.h"
 #include "chrome/common/url_constants.h"
 #include "content/browser/user_metrics.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/notification_details.h"
 #include "content/public/browser/notification_source.h"
 #include "grit/chromium_strings.h"
 #include "grit/generated_resources.h"
 #include "ui/base/l10n/l10n_util.h"
 
+#if defined(OS_WIN)
+#include "chrome/installer/util/auto_launch_util.h"
+#endif
+
+using content::BrowserThread;
+
 BrowserOptionsHandler::BrowserOptionsHandler()
-    : template_url_service_(NULL), startup_custom_pages_table_model_(NULL) {
+    : template_url_service_(NULL),
+      startup_custom_pages_table_model_(NULL),
+      ALLOW_THIS_IN_INITIALIZER_LIST(weak_ptr_factory_for_io_(this)),
+      ALLOW_THIS_IN_INITIALIZER_LIST(weak_ptr_factory_for_ui_(this)) {
 #if !defined(OS_MACOSX)
   default_browser_worker_ = new ShellIntegration::DefaultBrowserWorker(this);
 #endif
 }
 
 BrowserOptionsHandler::~BrowserOptionsHandler() {
   if (default_browser_worker_.get())
     default_browser_worker_->ObserverDestroyed();
   if (template_url_service_)
     template_url_service_->RemoveObserver(this);
@@ skipping 31 matching lines @@
                 IDS_OPTIONS_GENERAL_TAB_LABEL);
 
   localized_strings->SetString("instantLearnMoreLink",
       ASCIIToUTF16(browser::InstantLearnMoreURL().spec()));
   localized_strings->SetString("defaultBrowserUnknown",
       l10n_util::GetStringFUTF16(IDS_OPTIONS_DEFAULTBROWSER_UNKNOWN,
           l10n_util::GetStringUTF16(IDS_PRODUCT_NAME)));
   localized_strings->SetString("defaultBrowserUseAsDefault",
       l10n_util::GetStringFUTF16(IDS_OPTIONS_DEFAULTBROWSER_USEASDEFAULT,
           l10n_util::GetStringUTF16(IDS_PRODUCT_NAME)));
+  localized_strings->SetString("autoLaunchText",
+      l10n_util::GetStringFUTF16(IDS_AUTOLAUNCH_TEXT,
+          l10n_util::GetStringUTF16(IDS_PRODUCT_NAME)));
 }
 
 void BrowserOptionsHandler::RegisterMessages() {
   web_ui_->RegisterMessageCallback("becomeDefaultBrowser",
       base::Bind(&BrowserOptionsHandler::BecomeDefaultBrowser,
                  base::Unretained(this)));
   web_ui_->RegisterMessageCallback("setDefaultSearchEngine",
       base::Bind(&BrowserOptionsHandler::SetDefaultSearchEngine,
                  base::Unretained(this)));
   web_ui_->RegisterMessageCallback("removeStartupPages",
@@ skipping 42 matching lines @@
       new CustomHomePagesTableModel(profile));
   startup_custom_pages_table_model_->SetObserver(this);
   UpdateStartupPages();
 
   pref_change_registrar_.Init(profile->GetPrefs());
   pref_change_registrar_.Add(prefs::kURLsToRestoreOnStartup, this);
 
   UpdateSearchEngines();
 
   autocomplete_controller_.reset(new AutocompleteController(profile, this));
+
+#if defined(OS_WIN)
+  BrowserThread::PostTask(BrowserThread::FILE, FROM_HERE,
+      base::Bind(&BrowserOptionsHandler::CheckAutoLaunch,
+                 weak_ptr_factory_for_ui_.GetWeakPtr(),
+                 weak_ptr_factory_for_io_.GetWeakPtr()));
+  weak_ptr_factory_for_ui_.DetachFromThread();

[grt (UTC plus 2), 2011/12/13 17:08:55]

i'm not familiar enough with WeakPtr machinery to comment on the correctness of
this.  please have another reviewer double-check it.  thanks.

+#endif
+}
+
+void BrowserOptionsHandler::CheckAutoLaunch(
+    base::WeakPtr<BrowserOptionsHandler> weak_this) {
+  // Pass in weak pointer to this to avoid race if BrowserOptionsHandler is

[grt (UTC plus 2), 2011/12/13 17:08:55]

should the contents of this and CheckAutoLaunchCallback be #if defined(OS_WIN)?

+  // deleted.
+  BrowserThread::PostTask(BrowserThread::UI, FROM_HERE,
+      base::Bind(&BrowserOptionsHandler::CheckAutoLaunchCallback,
+                 weak_this,
+                 auto_launch_trial::IsInAutoLaunchGroup(),
+                 auto_launch_util::WillLaunchAtLogin(FilePath())));
+}
+
+void BrowserOptionsHandler::CheckAutoLaunchCallback(
+    bool is_in_auto_launch_group, bool will_launch_at_login) {

[grt (UTC plus 2), 2011/12/13 17:08:55]

newline after comma

+  if (is_in_auto_launch_group) {
+    web_ui_->RegisterMessageCallback("toggleAutoLaunch",
+        base::Bind(&BrowserOptionsHandler::ToggleAutoLaunch,
+        base::Unretained(this)));
+
+    base::FundamentalValue enabled(will_launch_at_login);
+    web_ui_->CallJavascriptFunction("BrowserOptions.updateAutoLaunchState",
+      enabled);
+  }
 }
 
 void BrowserOptionsHandler::UpdateDefaultBrowserState() {
   // Check for side-by-side first.
   if (!ShellIntegration::CanSetAsDefaultBrowser()) {
     SetDefaultBrowserUIString(IDS_OPTIONS_DEFAULTBROWSER_SXS);
     return;
   }
 
 #if defined(OS_MACOSX)
@@ skipping 289 matching lines @@
 }
 
 void BrowserOptionsHandler::EnableInstant(const ListValue* args) {
   InstantController::Enable(Profile::FromWebUI(web_ui_));
 }
 
 void BrowserOptionsHandler::DisableInstant(const ListValue* args) {
   InstantController::Disable(Profile::FromWebUI(web_ui_));
 }
 
+void BrowserOptionsHandler::ToggleAutoLaunch(const ListValue* args) {
+#if defined(OS_WIN)
+  if (!auto_launch_trial::IsInAutoLaunchGroup())
+    return;
+
+  bool enable;
+  CHECK_EQ(args->GetSize(), 1U);
+  CHECK(args->GetBoolean(0, &enable));
+
+  // Make sure we keep track of how many disable and how many enable.
+  auto_launch_trial::UpdateToggleAutoLaunchMetric(enable);
+  content::BrowserThread::PostTask(
+      content::BrowserThread::FILE, FROM_HERE,
+      base::Bind(&auto_launch_util::SetWillLaunchAtLogin, enable, FilePath()));
+#endif  // OS_WIN
+}
+
 void BrowserOptionsHandler::GetInstantFieldTrialStatus(const ListValue* args) {
   Profile* profile = Profile::FromWebUI(web_ui_);
   base::FundamentalValue enabled(
       InstantFieldTrial::IsInstantExperiment(profile) &&
       !InstantFieldTrial::IsHiddenExperiment(profile));
   web_ui_->CallJavascriptFunction("BrowserOptions.setInstantFieldTrialStatus",
                                   enabled);
 }
 
 void BrowserOptionsHandler::OnResultChanged(bool default_match_changed) {
@@ skipping 11 matching lines @@
     DictionaryValue* entry = new DictionaryValue();
     entry->SetString("title", match.description);
     entry->SetString("displayURL", match.contents);
     entry->SetString("url", match.destination_url.spec());
     suggestions.Append(entry);
   }
 
   web_ui_->CallJavascriptFunction(
       "BrowserOptions.updateAutocompleteSuggestions", suggestions);
 }