Integrate the Ready Mode prompt with IE and Chrome Frame. In Ready Mode, prompts are displayed when the user browses to GCF-enabled sites, allowing the user to permanently activate, permanently decline, or temporarily decline Chrome Frame.

BUG=None
TEST=chrome_frame_unittests --gtest_filter=Ready* && chrome_frame_unittests --gtest_filter=Infobar* && setup.exe --chrome-frame --ready-mode --multi-install --system--level --chrome
Review URL: http://codereview.chromium.org/6040003

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@71215 0039d316-1c4b-4281-b951-d872f2087c98

20 files changed, 641 insertions, 253 deletions

diff --git a/chrome/installer/setup/chrome_frame_ready_mode.cc b/chrome/installer/setup/chrome_frame_ready_mode.cc
new file mode 100644
index 0000000..3523237
--- /dev/null
+++ b/chrome/installer/setup/chrome_frame_ready_mode.cc
@@ -0,0 +1,215 @@
+// 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/installer/setup/chrome_frame_ready_mode.h"
+
+#include "base/command_line.h"
+#include "base/file_path.h"
+#include "base/logging.h"
+#include "base/ref_counted.h"
+#include "base/string_util.h"
+#include "base/time.h"
+#include "base/utf_string_conversions.h"
+#include "base/win/registry.h"
+#include "chrome/installer/setup/install.h"
+#include "chrome/installer/util/browser_distribution.h"
+#include "chrome/installer/util/google_update_constants.h"
+#include "chrome/installer/util/helper.h"
+#include "chrome/installer/util/install_util.h"
+#include "chrome/installer/util/installation_state.h"
+#include "chrome/installer/util/installer_state.h"
+#include "chrome/installer/util/master_preferences.h"
+#include "chrome/installer/util/master_preferences_constants.h"
+#include "chrome/installer/util/package.h"
+#include "chrome/installer/util/package_properties.h"
+#include "chrome/installer/util/product.h"
+#include "chrome/installer/util/util_constants.h"
+#include "chrome/installer/util/work_item.h"
+#include "chrome/installer/util/work_item_list.h"
+
+namespace installer {
+
+InstallStatus ChromeFrameReadyModeOptIn(const InstallerState& installer_state,
+                                        const CommandLine& cmd_line) {
+  VLOG(1) << "Opting into Chrome Frame";
+  InstallStatus status = INSTALL_REPAIRED;
+
+  const MasterPreferences& prefs = MasterPreferences::ForCurrentProcess();
+  bool system_install = false;
+  prefs.GetBool(master_preferences::kSystemLevel, &system_install);
+  BrowserDistribution* cf = BrowserDistribution::GetSpecificDistribution(
+      BrowserDistribution::CHROME_FRAME, prefs);
+  DCHECK(cf->ShouldCreateUninstallEntry())
+      << "Opting into CF should create an uninstall entry";
+  BrowserDistribution* chrome = BrowserDistribution::GetSpecificDistribution(
+      BrowserDistribution::CHROME_BROWSER, prefs);
+
+  ActivePackageProperties package_properties;
+
+  // Remove ChromeFrameReadyMode, update Chrome's uninstallation commands to
+  // only uninstall Chrome, and add an entry to the Add/Remove Programs
+  // dialog for GCF.
+
+  FilePath path(GetChromeFrameInstallPath(true, system_install, cf));
+  if (path.empty()) {
+    LOG(ERROR) << "Conflicting installations";
+    status = NON_MULTI_INSTALLATION_EXISTS;
+  } else {
+    InstallationState original_state;
+    original_state.Initialize(prefs);
+
+    scoped_refptr<Package> package(new Package(prefs.is_multi_install(),
+        system_install, path, &package_properties));
+    scoped_refptr<Product> cf_product(new Product(cf, package));
+    DCHECK(cf_product->ShouldCreateUninstallEntry() || cf_product->IsMsi());
+    scoped_refptr<Product> chrome_product(new Product(chrome, package));
+    const ProductState* product_state =
+        original_state.GetProductState(system_install, cf->GetType());
+    if (product_state == NULL) {
+      LOG(ERROR) << "No Chrome Frame installation found for opt-in.";
+      return CHROME_NOT_INSTALLED;
+    }
+    scoped_ptr<WorkItemList> item_list(WorkItem::CreateWorkItemList());
+
+    // This creates the uninstallation entry for GCF.
+    AddUninstallShortcutWorkItems(cmd_line.GetProgram(),
+        product_state->version(), item_list.get(), *cf_product.get());
+    // This updates the Chrome uninstallation entries.
+    AddUninstallShortcutWorkItems(cmd_line.GetProgram(),
+        product_state->version(), item_list.get(), *chrome_product.get());
+
+    // Add a work item to delete the ChromeFrameReadyMode registry value.
+    HKEY root = system_install ? HKEY_LOCAL_MACHINE : HKEY_CURRENT_USER;
+    item_list->AddDeleteRegValueWorkItem(root, package_properties.GetStateKey(),
+        kChromeFrameReadyModeField, REG_QWORD);
+
+    // Delete the command elevation registry keys
+    std::wstring version_key(cf->GetVersionKey());
+    item_list->AddDeleteRegValueWorkItem(
+        root, version_key, google_update::kRegCFTempOptOutCmdField, REG_SZ);
+    item_list->AddDeleteRegValueWorkItem(
+        root, version_key, google_update::kRegCFEndTempOptOutCmdField, REG_SZ);
+    item_list->AddDeleteRegValueWorkItem(root, version_key,
+                                         google_update::kRegCFOptOutCmdField,
+                                         REG_SZ);
+    item_list->AddDeleteRegValueWorkItem(root, version_key,
+                                         google_update::kRegCFOptInCmdField,
+                                         REG_SZ);
+
+    if (!item_list->Do()) {
+      LOG(ERROR) << "Failed to opt into GCF";
+      item_list->Rollback();
+      status = READY_MODE_OPT_IN_FAILED;
+    }
+  }
+
+  return status;
+}
+
+const wchar_t kPostPlatformUAKey[] =
+    L"Software\\Microsoft\\Windows\\CurrentVersion\\Internet Settings\\"
+    L"User Agent\\Post Platform";
+const wchar_t kChromeFramePrefix[] = L"chromeframe/";
+
+InstallStatus ChromeFrameReadyModeTempOptOut(const CommandLine& cmd_line) {
+  VLOG(1) << "Temporarily opting out of Chrome Frame";
+  InstallStatus status = INSTALL_REPAIRED;
+
+  const MasterPreferences& prefs = MasterPreferences::ForCurrentProcess();
+  bool system_install = false;
+  prefs.GetBool(master_preferences::kSystemLevel, &system_install);
+  BrowserDistribution* cf = BrowserDistribution::GetSpecificDistribution(
+      BrowserDistribution::CHROME_FRAME, prefs);
+
+  installer::ActivePackageProperties package_properties;
+
+  // Remove the ChromeFrame user agent string from the registry, modify the
+  // ReadyMode state flag.
+  FilePath path(GetChromeFrameInstallPath(true, system_install, cf));
+  if (path.empty()) {
+    LOG(ERROR) << "Conflicting installations";
+    status = NON_MULTI_INSTALLATION_EXISTS;
+  } else {
+    scoped_ptr<WorkItemList> item_list(WorkItem::CreateWorkItemList());
+
+    HKEY root = system_install ? HKEY_LOCAL_MACHINE : HKEY_CURRENT_USER;
+
+    // Add a work item to delete the ChromeFrame user agent registry value.
+    base::win::RegistryValueIterator values(root, kPostPlatformUAKey);
+    while (values.Valid()) {
+      const wchar_t* name = values.Name();
+      if (StartsWith(name, kChromeFramePrefix, true)) {
+        item_list->AddDeleteRegValueWorkItem(root, kPostPlatformUAKey, name,
+                                             REG_SZ);
+      }
+      ++values;
+    }
+
+    // Add a work item to update the Ready Mode state flag
+    int64 timestamp = base::Time::Now().ToInternalValue();
+    item_list->AddSetRegValueWorkItem(root, package_properties.GetStateKey(),
+                                      kChromeFrameReadyModeField, timestamp,
+                                      true);
+
+    if (!item_list->Do()) {
+      LOG(ERROR) << "Failed to temporarily opt out of GCF";
+      item_list->Rollback();
+      status = READY_MODE_TEMP_OPT_OUT_FAILED;
+    }
+  }
+
+  return status;
+}
+
+InstallStatus ChromeFrameReadyModeEndTempOptOut(const CommandLine& cmd_line) {
+  VLOG(1) << "Ending temporary opt-out of Chrome Frame";
+  InstallStatus status = INSTALL_REPAIRED;
+
+  const MasterPreferences& prefs = MasterPreferences::ForCurrentProcess();
+  bool system_install = false;
+  prefs.GetBool(master_preferences::kSystemLevel, &system_install);
+  BrowserDistribution* cf = BrowserDistribution::GetSpecificDistribution(
+      BrowserDistribution::CHROME_FRAME, prefs);
+
+  installer::ActivePackageProperties package_properties;
+
+  // Replace the ChromeFrame user agent string in the registry, modify the
+  // ReadyMode state flag.
+  FilePath path(GetChromeFrameInstallPath(true, system_install, cf));
+  scoped_ptr<Version> installed_version(
+      InstallUtil::GetChromeVersion(cf, system_install));
+
+  if (path.empty()) {
+    LOG(ERROR) << "Conflicting installations";
+    status = NON_MULTI_INSTALLATION_EXISTS;
+  } else if (installed_version == NULL) {
+    LOG(ERROR) << "Failed to query installed version of Chrome Frame";
+    status = READY_MODE_END_TEMP_OPT_OUT_FAILED;
+  } else {
+    scoped_ptr<WorkItemList> item_list(WorkItem::CreateWorkItemList());
+
+    HKEY root = system_install ? HKEY_LOCAL_MACHINE : HKEY_CURRENT_USER;
+
+    std::wstring chrome_frame_ua_value_name = kChromeFramePrefix;
+    chrome_frame_ua_value_name += ASCIIToWide(installed_version->GetString());
+
+    // Store the Chrome Frame user agent string
+    item_list->AddSetRegValueWorkItem(root, kPostPlatformUAKey,
+                                      chrome_frame_ua_value_name, L"", true);
+    // Add a work item to update the Ready Mode state flag
+    item_list->AddSetRegValueWorkItem(root, package_properties.GetStateKey(),
+                                      kChromeFrameReadyModeField,
+                                      static_cast<int64>(1), true);
+
+    if (!item_list->Do()) {
+      LOG(ERROR) << "Failed to end temporary opt out of GCF";
+      item_list->Rollback();
+      status = READY_MODE_END_TEMP_OPT_OUT_FAILED;
+    }
+  }
+
+  return status;
+}
+
+}  // namespace installer
diff --git a/chrome/installer/setup/chrome_frame_ready_mode.h b/chrome/installer/setup/chrome_frame_ready_mode.h
new file mode 100644
index 0000000..35c9507
--- /dev/null
+++ b/chrome/installer/setup/chrome_frame_ready_mode.h
@@ -0,0 +1,34 @@
+// 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.
+//
+// This file contains the specification of setup main functions.
+
+#ifndef CHROME_INSTALLER_SETUP_CHROME_FRAME_READY_MODE_H_
+#define CHROME_INSTALLER_SETUP_CHROME_FRAME_READY_MODE_H_
+#pragma once
+
+class CommandLine;
+
+namespace installer {
+
+enum InstallStatus;
+class InstallerState;
+
+// Removes the ChromeFrameReadyMode flag from the registry, updates Chrome's
+// uninstallation commands to only uninstall Chrome, and adds an entry to the
+// Add/Remove Programs list for GCF.
+InstallStatus ChromeFrameReadyModeOptIn(const InstallerState& installer_state,
+                                        const CommandLine& cmd_line);
+
+// Unregisters the ChromeFrame user agent modification, sets a timestamp for
+// restoring it.
+InstallStatus ChromeFrameReadyModeTempOptOut(const CommandLine& cmd_line);
+
+// Re-registers the ChromeFrame user agent modification, restores Ready Mode
+// active state flag.
+InstallStatus ChromeFrameReadyModeEndTempOptOut(const CommandLine& cmd_line);
+
+}  // namespace installer
+
+#endif  // CHROME_INSTALLER_SETUP_CHROME_FRAME_READY_MODE_H_
diff --git a/chrome/installer/setup/install.cc b/chrome/installer/setup/install.cc
index ec36f79..dc545a7 100644
--- a/chrome/installer/setup/install.cc
+++ b/chrome/installer/setup/install.cc
@@ -1,4 +1,4 @@
-// Copyright (c) 2010 The Chromium Authors. All rights reserved.
+// 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.
 
@@ -121,108 +121,6 @@ void AppendUninstallCommandLineFlags(CommandLine* uninstall_cmd,
     uninstall_cmd->AppendSwitch(installer::switches::kVerboseLogging);
 }
 
-// This method adds work items to create (or update) Chrome uninstall entry in
-// either the Control Panel->Add/Remove Programs list or in the Omaha client
-// state key if running under an MSI installer.
-void AddUninstallShortcutWorkItems(const FilePath& setup_path,
-                                   const Version& new_version,
-                                   WorkItemList* install_list,
-                                   const Product& product) {
-  HKEY reg_root = product.system_level() ? HKEY_LOCAL_MACHINE :
-                                           HKEY_CURRENT_USER;
-  BrowserDistribution* browser_dist = product.distribution();
-  DCHECK(browser_dist);
-
-  // When we are installed via an MSI, we need to store our uninstall strings
-  // in the Google Update client state key. We do this even for non-MSI
-  // managed installs to avoid breaking the edge case whereby an MSI-managed
-  // install is updated by a non-msi installer (which would confuse the MSI
-  // machinery if these strings were not also updated).
-  // Do not quote the command line for the MSI invocation.
-  FilePath install_path(product.package().path());
-  FilePath installer_path(
-      product.package().GetInstallerDirectory(new_version));
-  installer_path = installer_path.Append(setup_path.BaseName());
-
-  CommandLine uninstall_arguments(CommandLine::NO_PROGRAM);
-  AppendUninstallCommandLineFlags(&uninstall_arguments, product);
-
-  if (product.is_chrome()) {
-    // The Chrome uninstallation command serves as the master uninstall
-    // command for Chrome + all other products (i.e. Chrome Frame) that do
-    // not have an uninstall entry in the Add/Remove Programs dialog.
-    const Products& products = product.package().products();
-    for (size_t i = 0; i < products.size(); ++i) {
-      const Product& p = *products[i];
-      if (!p.is_chrome() && !p.ShouldCreateUninstallEntry()) {
-        p.distribution()->AppendUninstallCommandLineFlags(&uninstall_arguments);
-      }
-    }
-  }
-
-  std::wstring update_state_key(browser_dist->GetStateKey());
-  install_list->AddCreateRegKeyWorkItem(reg_root, update_state_key);
-  install_list->AddSetRegValueWorkItem(reg_root, update_state_key,
-      installer::kUninstallStringField, installer_path.value(), true);
-  install_list->AddSetRegValueWorkItem(reg_root, update_state_key,
-      installer::kUninstallArgumentsField,
-      uninstall_arguments.command_line_string(), true);
-
-  if (product.ShouldCreateUninstallEntry()) {
-    // We need to quote the command line for the Add/Remove Programs dialog.
-    CommandLine quoted_uninstall_cmd(installer_path);
-    DCHECK_EQ(quoted_uninstall_cmd.command_line_string()[0], '"');
-    quoted_uninstall_cmd.AppendArguments(uninstall_arguments, false);
-
-    std::wstring uninstall_reg = browser_dist->GetUninstallRegPath();
-    install_list->AddCreateRegKeyWorkItem(reg_root, uninstall_reg);
-    install_list->AddSetRegValueWorkItem(reg_root, uninstall_reg,
-        installer::kUninstallDisplayNameField,
-        browser_dist->GetAppShortCutName(), true);
-    install_list->AddSetRegValueWorkItem(reg_root,
-        uninstall_reg, installer::kUninstallStringField,
-        quoted_uninstall_cmd.command_line_string(), true);
-    install_list->AddSetRegValueWorkItem(reg_root,
-                                         uninstall_reg,
-                                         L"InstallLocation",
-                                         install_path.value(),
-                                         true);
-
-    // DisplayIcon, NoModify and NoRepair
-    FilePath chrome_icon(install_path.Append(installer::kChromeExe));
-    ShellUtil::GetChromeIcon(product.distribution(), chrome_icon.value());
-    install_list->AddSetRegValueWorkItem(reg_root, uninstall_reg,
-                                         L"DisplayIcon", chrome_icon.value(),
-                                         true);
-    install_list->AddSetRegValueWorkItem(reg_root, uninstall_reg,
-                                         L"NoModify", 1, true);
-    install_list->AddSetRegValueWorkItem(reg_root, uninstall_reg,
-                                         L"NoRepair", 1, true);
-
-    install_list->AddSetRegValueWorkItem(reg_root, uninstall_reg,
-                                         L"Publisher",
-                                         browser_dist->GetPublisherName(),
-                                         true);
-    install_list->AddSetRegValueWorkItem(reg_root, uninstall_reg,
-                                         L"Version",
-                                         UTF8ToWide(new_version.GetString()),
-                                         true);
-    install_list->AddSetRegValueWorkItem(reg_root, uninstall_reg,
-                                         L"DisplayVersion",
-                                         UTF8ToWide(new_version.GetString()),
-                                         true);
-    time_t rawtime = time(NULL);
-    struct tm timeinfo = {0};
-    localtime_s(&timeinfo, &rawtime);
-    wchar_t buffer[9];
-    if (wcsftime(buffer, 9, L"%Y%m%d", &timeinfo) == 8) {
-      install_list->AddSetRegValueWorkItem(reg_root, uninstall_reg,
-                                           L"InstallDate",
-                                           buffer, false);
-    }
-  }
-}
-
 // Adds work items that make registry adjustments for Google Update.  When a
 // product is installed (including overinstall), Google Update will write the
 // channel ("ap") value into either Chrome or Chrome Frame's ClientState key.
@@ -647,10 +545,10 @@ bool AppendPostInstallTasks(bool multi_install,
       std::wstring version_key(dist->GetVersionKey());
       regular_update_work_items->AddDeleteRegValueWorkItem(root, version_key,
                                             google_update::kRegOldVersionField,
-                                            true);
+                                            REG_SZ);
       regular_update_work_items->AddDeleteRegValueWorkItem(root, version_key,
                                             google_update::kRegRenameCmdField,
-                                            true);
+                                            REG_SZ);
     }
 
     post_install_task_list->AddWorkItem(regular_update_work_items.release());
@@ -737,7 +635,8 @@ void AddVersionKeyWorkItems(HKEY root,
   list->AddSetRegValueWorkItem(root, version_key, google_update::kRegNameField,
                                product_name, true);  // overwrite name also
   list->AddSetRegValueWorkItem(root, version_key,
-                               google_update::kRegOopcrashesField, 1,
+                               google_update::kRegOopcrashesField,
+                               static_cast<DWORD>(1),
                                false);  // set during first install
   list->AddSetRegValueWorkItem(root, version_key,
                                google_update::kRegVersionField,
@@ -1048,6 +947,107 @@ void AddSetMsiMarkerWorkItem(const Product& product,
   set_msi_work_item->set_log_message("Could not write MSI marker!");
 }
 
+void AddUninstallShortcutWorkItems(const FilePath& setup_path,
+                                   const Version& new_version,
+                                   WorkItemList* install_list,
+                                   const Product& product) {
+  HKEY reg_root = product.system_level() ? HKEY_LOCAL_MACHINE :
+                                           HKEY_CURRENT_USER;
+  BrowserDistribution* browser_dist = product.distribution();
+  DCHECK(browser_dist);
+
+  // When we are installed via an MSI, we need to store our uninstall strings
+  // in the Google Update client state key. We do this even for non-MSI
+  // managed installs to avoid breaking the edge case whereby an MSI-managed
+  // install is updated by a non-msi installer (which would confuse the MSI
+  // machinery if these strings were not also updated).
+  // Do not quote the command line for the MSI invocation.
+  FilePath install_path(product.package().path());
+  FilePath installer_path(
+      product.package().GetInstallerDirectory(new_version));
+  installer_path = installer_path.Append(setup_path.BaseName());
+
+  CommandLine uninstall_arguments(CommandLine::NO_PROGRAM);
+  AppendUninstallCommandLineFlags(&uninstall_arguments, product);
+
+  if (product.is_chrome()) {
+    // The Chrome uninstallation command serves as the master uninstall
+    // command for Chrome + all other products (i.e. Chrome Frame) that do
+    // not have an uninstall entry in the Add/Remove Programs dialog.
+    const Products& products = product.package().products();
+    for (size_t i = 0; i < products.size(); ++i) {
+      const Product& p = *products[i];
+      if (!p.is_chrome() && !p.ShouldCreateUninstallEntry()) {
+        p.distribution()->AppendUninstallCommandLineFlags(&uninstall_arguments);
+      }
+    }
+  }
+
+  std::wstring update_state_key(browser_dist->GetStateKey());
+  install_list->AddCreateRegKeyWorkItem(reg_root, update_state_key);
+  install_list->AddSetRegValueWorkItem(reg_root, update_state_key,
+      installer::kUninstallStringField, installer_path.value(), true);
+  install_list->AddSetRegValueWorkItem(reg_root, update_state_key,
+      installer::kUninstallArgumentsField,
+      uninstall_arguments.command_line_string(), true);
+
+  if (product.ShouldCreateUninstallEntry()) {
+    // We need to quote the command line for the Add/Remove Programs dialog.
+    CommandLine quoted_uninstall_cmd(installer_path);
+    DCHECK_EQ(quoted_uninstall_cmd.command_line_string()[0], '"');
+    quoted_uninstall_cmd.AppendArguments(uninstall_arguments, false);
+
+    std::wstring uninstall_reg = browser_dist->GetUninstallRegPath();
+    install_list->AddCreateRegKeyWorkItem(reg_root, uninstall_reg);
+    install_list->AddSetRegValueWorkItem(reg_root, uninstall_reg,
+        installer::kUninstallDisplayNameField,
+        browser_dist->GetAppShortCutName(), true);
+    install_list->AddSetRegValueWorkItem(reg_root,
+        uninstall_reg, installer::kUninstallStringField,
+        quoted_uninstall_cmd.command_line_string(), true);
+    install_list->AddSetRegValueWorkItem(reg_root,
+                                         uninstall_reg,
+                                         L"InstallLocation",
+                                         install_path.value(),
+                                         true);
+
+    // DisplayIcon, NoModify and NoRepair
+    FilePath chrome_icon(install_path.Append(installer::kChromeExe));
+    ShellUtil::GetChromeIcon(product.distribution(), chrome_icon.value());
+    install_list->AddSetRegValueWorkItem(reg_root, uninstall_reg,
+                                         L"DisplayIcon", chrome_icon.value(),
+                                         true);
+    install_list->AddSetRegValueWorkItem(reg_root, uninstall_reg,
+                                         L"NoModify", static_cast<DWORD>(1),
+                                         true);
+    install_list->AddSetRegValueWorkItem(reg_root, uninstall_reg,
+                                         L"NoRepair", static_cast<DWORD>(1),
+                                         true);
+
+    install_list->AddSetRegValueWorkItem(reg_root, uninstall_reg,
+                                         L"Publisher",
+                                         browser_dist->GetPublisherName(),
+                                         true);
+    install_list->AddSetRegValueWorkItem(reg_root, uninstall_reg,
+                                         L"Version",
+                                         UTF8ToWide(new_version.GetString()),
+                                         true);
+    install_list->AddSetRegValueWorkItem(reg_root, uninstall_reg,
+                                         L"DisplayVersion",
+                                         UTF8ToWide(new_version.GetString()),
+                                         true);
+    time_t rawtime = time(NULL);
+    struct tm timeinfo = {0};
+    localtime_s(&timeinfo, &rawtime);
+    wchar_t buffer[9];
+    if (wcsftime(buffer, 9, L"%Y%m%d", &timeinfo) == 8) {
+      install_list->AddSetRegValueWorkItem(reg_root, uninstall_reg,
+                                           L"InstallDate",
+                                           buffer, false);
+    }
+  }
+}
+
 void AddChromeFrameWorkItems(bool install,
                              const FilePath& setup_path,
                              const Version& new_version,
@@ -1059,6 +1059,12 @@ void AddChromeFrameWorkItems(bool install,
     return;
   }
 
+  const MasterPreferences& prefs = MasterPreferences::ForCurrentProcess();
+
+  BrowserDistribution* cf = BrowserDistribution::GetSpecificDistribution(
+      BrowserDistribution::CHROME_FRAME, prefs);
+  std::wstring version_key(cf->GetVersionKey());
+
   // TODO(tommi): This assumes we know exactly how ShouldCreateUninstallEntry
   // is implemented.  Since there is logic in ChromeFrameDistribution for how
   // to determine when this is enabled, this is how we have to figure out if
@@ -1081,9 +1087,53 @@ void AddChromeFrameWorkItems(bool install,
     list->AddSetRegValueWorkItem(root,
         product.package().properties()->GetStateKey(),
         installer::kChromeFrameReadyModeField,
-        install ? 1 : 0,  // The value we want to set.
+        static_cast<int64>(install ? 1 : 0),  // The value we want to set.
         install ? false : true);  // Overwrite existing value.
-    if (!install) {
+    if (install) {
+      FilePath installer_path(product.package()
+          .GetInstallerDirectory(new_version).Append(setup_path.BaseName()));
+
+      CommandLine basic_cl(installer_path);
+      basic_cl.AppendSwitch(installer::switches::kChromeFrame);
+      basic_cl.AppendSwitch(installer::switches::kMultiInstall);
+
+      if (product.package().system_level())
+        basic_cl.AppendSwitch(installer::switches::kSystemLevel);
+
+      if (InstallUtil::IsChromeSxSProcess())
+        basic_cl.AppendSwitch(installer::switches::kChromeSxS);
+
+      CommandLine temp_opt_out(basic_cl);
+      temp_opt_out.AppendSwitch(
+          installer::switches::kChromeFrameReadyModeTempOptOut);
+
+      CommandLine end_temp_opt_out(basic_cl);
+      end_temp_opt_out.AppendSwitch(
+          installer::switches::kChromeFrameReadyModeEndTempOptOut);
+
+      CommandLine opt_out(installer_path);
+      AppendUninstallCommandLineFlags(&opt_out, product);
+      // Force Uninstall silences the prompt to reboot to complete uninstall.
+      opt_out.AppendSwitch(installer::switches::kForceUninstall);
+
+      CommandLine opt_in(basic_cl);
+      opt_in.AppendSwitch(
+          installer::switches::kChromeFrameReadyModeOptIn);
+
+      list->AddSetRegValueWorkItem(root, version_key,
+                                   google_update::kRegCFTempOptOutCmdField,
+                                   temp_opt_out.command_line_string(), true);
+      list->AddSetRegValueWorkItem(root, version_key,
+                                   google_update::kRegCFEndTempOptOutCmdField,
+                                   end_temp_opt_out.command_line_string(),
+                                   true);
+      list->AddSetRegValueWorkItem(root, version_key,
+                                   google_update::kRegCFOptOutCmdField,
+                                   opt_out.command_line_string(), true);
+      list->AddSetRegValueWorkItem(root, version_key,
+                                   google_update::kRegCFOptInCmdField,
+                                   opt_in.command_line_string(), true);
+    } else {
       // If Chrome is not also being uninstalled, we need to update its command
       // line so that it doesn't include uninstalling Chrome Frame now.
       update_chrome_uninstall_command =
@@ -1106,7 +1156,7 @@ void AddChromeFrameWorkItems(bool install,
                KEY_QUERY_VALUE).Valid()) {
       list->AddDeleteRegValueWorkItem(root,
           product.package().properties()->GetStateKey(),
-          installer::kChromeFrameReadyModeField, false);
+          installer::kChromeFrameReadyModeField, REG_QWORD);
     }
 
     const Product* chrome = installer::FindProduct(product.package().products(),
@@ -1126,11 +1176,24 @@ void AddChromeFrameWorkItems(bool install,
     }
   }
 
+  if (!ready_mode || !install) {
+    list->AddDeleteRegValueWorkItem(root, version_key,
+                                    google_update::kRegCFTempOptOutCmdField,
+                                    REG_SZ);
+    list->AddDeleteRegValueWorkItem(root, version_key,
+                                    google_update::kRegCFEndTempOptOutCmdField,
+                                    REG_SZ);
+    list->AddDeleteRegValueWorkItem(root, version_key,
+                                    google_update::kRegCFOptOutCmdField,
+                                    REG_SZ);
+    list->AddDeleteRegValueWorkItem(root, version_key,
+                                    google_update::kRegCFOptInCmdField, REG_SZ);
+  }
+
   if (update_chrome_uninstall_command) {
     // Chrome is not a part of this installation run, so we have to explicitly
     // check if Chrome is installed, and if so, update its uninstallation
     // command lines.
-    const MasterPreferences& prefs = MasterPreferences::ForCurrentProcess();
     BrowserDistribution* chrome_dist =
         BrowserDistribution::GetSpecificDistribution(
             BrowserDistribution::CHROME_BROWSER, prefs);
@@ -1143,68 +1206,4 @@ void AddChromeFrameWorkItems(bool install,
   }
 }
 
-InstallStatus ChromeFrameReadyModeOptIn(const InstallerState& installer_state,
-                                        const CommandLine& cmd_line) {
-  VLOG(1) << "Opting into Chrome Frame";
-  InstallStatus status = INSTALL_REPAIRED;
-
-  const MasterPreferences& prefs = MasterPreferences::ForCurrentProcess();
-  bool system_install = false;
-  prefs.GetBool(master_preferences::kSystemLevel, &system_install);
-  BrowserDistribution* cf = BrowserDistribution::GetSpecificDistribution(
-      BrowserDistribution::CHROME_FRAME, prefs);
-  DCHECK(cf->ShouldCreateUninstallEntry())
-      << "Opting into CF should create an uninstall entry";
-  BrowserDistribution* chrome = BrowserDistribution::GetSpecificDistribution(
-      BrowserDistribution::CHROME_BROWSER, prefs);
-
-  ActivePackageProperties package_properties;
-
-  // Remove ChromeFrameReadyMode, update Chrome's uninstallation commands to
-  // only uninstall Chrome, and add an entry to the Add/Remove Programs
-  // dialog for GCF.
-
-  FilePath path(GetChromeFrameInstallPath(true, system_install, cf));
-  if (path.empty()) {
-    LOG(ERROR) << "Conflicting installations";
-    status = NON_MULTI_INSTALLATION_EXISTS;
-  } else {
-    InstallationState original_state;
-    original_state.Initialize(prefs);
-
-    scoped_refptr<Package> package(new Package(prefs.is_multi_install(),
-        system_install, path, &package_properties));
-    scoped_refptr<Product> cf_product(new Product(cf, package));
-    DCHECK(cf_product->ShouldCreateUninstallEntry() || cf_product->IsMsi());
-    scoped_refptr<Product> chrome_product(new Product(chrome, package));
-    const ProductState* product_state =
-        original_state.GetProductState(system_install, cf->GetType());
-    if (product_state == NULL) {
-      LOG(ERROR) << "No Chrome Frame installation found for opt-in.";
-      return CHROME_NOT_INSTALLED;
-    }
-    scoped_ptr<WorkItemList> item_list(WorkItem::CreateWorkItemList());
-
-    // This creates the uninstallation entry for GCF.
-    AddUninstallShortcutWorkItems(cmd_line.GetProgram(),
-        product_state->version(), item_list.get(), *cf_product.get());
-    // This updates the Chrome uninstallation entries.
-    AddUninstallShortcutWorkItems(cmd_line.GetProgram(),
-        product_state->version(), item_list.get(), *chrome_product.get());
-
-    // Add a work item to delete the ChromeFrameReadyMode registry value.
-    HKEY root = system_install ? HKEY_LOCAL_MACHINE : HKEY_CURRENT_USER;
-    item_list->AddDeleteRegValueWorkItem(root, package_properties.GetStateKey(),
-        kChromeFrameReadyModeField, false);
-
-    if (!item_list->Do()) {
-      LOG(ERROR) << "Failed to opt into GCF";
-      item_list->Rollback();
-      status = READY_MODE_OPT_IN_FAILED;
-    }
-  }
-
-  return status;
-}
-
 }  // namespace installer
diff --git a/chrome/installer/setup/install.h b/chrome/installer/setup/install.h
index 40225c0..7e8d465 100644
--- a/chrome/installer/setup/install.h
+++ b/chrome/installer/setup/install.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2009 The Chromium Authors. All rights reserved.
+// 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.
 //
@@ -71,6 +71,14 @@ void AddSetMsiMarkerWorkItem(const Product& product,
                              bool set,
                              WorkItemList* work_item_list);
 
+// This method adds work items to create (or update) Chrome uninstall entry in
+// either the Control Panel->Add/Remove Programs list or in the Omaha client
+// state key if running under an MSI installer.
+void AddUninstallShortcutWorkItems(const FilePath& setup_path,
+                                   const Version& new_version,
+                                   WorkItemList* install_list,
+                                   const Product& product);
+
 // Called for either installation or uninstallation. This method updates the
 // registry according to Chrome Frame specific options for the current
 // installation.  This includes handling of the ready-mode option.
@@ -78,12 +86,6 @@ void AddChromeFrameWorkItems(bool install, const FilePath& setup_path,
                              const Version& new_version, const Product& product,
                              WorkItemList* list);
 
-// Removes the ChromeFrameReadyMode flag from the registry, updates Chrome's
-// uninstallation commands to only uninstall Chrome, and adds an entry to the
-// Add/Remove Programs list for GCF.
-InstallStatus ChromeFrameReadyModeOptIn(const InstallerState& installer_state,
-                                        const CommandLine& cmd_line);
-
 }  // namespace installer
 
 #endif  // CHROME_INSTALLER_SETUP_INSTALL_H_
diff --git a/chrome/installer/setup/setup_main.cc b/chrome/installer/setup/setup_main.cc
index 96f93b9..5158bc0 100644
--- a/chrome/installer/setup/setup_main.cc
+++ b/chrome/installer/setup/setup_main.cc
@@ -25,6 +25,7 @@
 #include "base/win/windows_version.h"
 #include "breakpad/src/client/windows/handler/exception_handler.h"
 #include "chrome/common/chrome_switches.h"
+#include "chrome/installer/setup/chrome_frame_ready_mode.h"
 #include "chrome/installer/setup/install.h"
 #include "chrome/installer/setup/setup_constants.h"
 #include "chrome/installer/setup/setup_util.h"
@@ -167,11 +168,11 @@ installer::InstallStatus RenameChromeExecutables(
     install_list->AddDeleteRegValueWorkItem(reg_root,
                                             version_key,
                                             google_update::kRegOldVersionField,
-                                            true);
+                                            REG_SZ);
     install_list->AddDeleteRegValueWorkItem(reg_root,
                                             version_key,
                                             google_update::kRegRenameCmdField,
-                                            true);
+                                            REG_SZ);
   }
   installer::InstallStatus ret = installer::RENAME_SUCCESSFUL;
   if (!install_list->Do()) {
@@ -675,6 +676,14 @@ bool HandleNonInstallCmdLineOptions(const InstallerState& installer_state,
                  installer::switches::kChromeFrameReadyModeOptIn)) {
     *exit_code = InstallUtil::GetInstallReturnCode(
         installer::ChromeFrameReadyModeOptIn(installer_state, cmd_line));
+  } else if (cmd_line.HasSwitch(
+                 installer::switches::kChromeFrameReadyModeTempOptOut)) {
+    *exit_code = InstallUtil::GetInstallReturnCode(
+        installer::ChromeFrameReadyModeTempOptOut(cmd_line));
+  } else if (cmd_line.HasSwitch(
+                 installer::switches::kChromeFrameReadyModeEndTempOptOut)) {
+    *exit_code = InstallUtil::GetInstallReturnCode(
+        installer::ChromeFrameReadyModeEndTempOptOut(cmd_line));
   } else {
     handled = false;
   }
diff --git a/chrome/installer/util/chrome_frame_distribution.cc b/chrome/installer/util/chrome_frame_distribution.cc
index 73aa3f6..2507f1d 100644
--- a/chrome/installer/util/chrome_frame_distribution.cc
+++ b/chrome/installer/util/chrome_frame_distribution.cc
@@ -1,4 +1,4 @@
-// Copyright (c) 2010 The Chromium Authors. All rights reserved.
+// 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.
 //
@@ -50,17 +50,12 @@ ChromeFrameDistribution::ChromeFrameDistribution(
 
     // If the user has already opted in to CF, we shouldn't set the ready-mode
     // flag.  If we don't do this, we might have two entries in the Add/Remove
-    // Programs list that can uninstall GCF.  Also, we can only enable
-    // ready-mode if Chrome is also being installed.  Without it, there's no way
-    // to uninstall Chrome Frame.
+    // Programs list that can uninstall GCF.
     if (ready_mode_) {
       if (!uninstall.HasSwitch(installer::switches::kChromeFrameReadyMode)) {
         LOG(INFO) << "Ready mode was specified on the command line but GCF "
                      "is already fully installed.  Ignoring command line.";
         ready_mode_ = false;
-      } else if (!prefs.install_chrome()) {
-        LOG(WARNING) << "Cannot enable ready mode without installing Chrome.";
-        ready_mode_ = false;
       }
     }
   }
diff --git a/chrome/installer/util/delete_reg_value_work_item.cc b/chrome/installer/util/delete_reg_value_work_item.cc
index 5b0496d..1db853a 100644
--- a/chrome/installer/util/delete_reg_value_work_item.cc
+++ b/chrome/installer/util/delete_reg_value_work_item.cc
@@ -1,4 +1,4 @@
-// Copyright (c) 2010 The Chromium Authors. All rights reserved.
+// 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.
 
@@ -13,13 +13,15 @@ using base::win::RegKey;
 DeleteRegValueWorkItem::DeleteRegValueWorkItem(HKEY predefined_root,
                                                const std::wstring& key_path,
                                                const std::wstring& value_name,
-                                               bool is_str_type)
+                                               DWORD type)
     : predefined_root_(predefined_root),
       key_path_(key_path),
       value_name_(value_name),
-      is_str_type_(is_str_type),
+      type_(type),
       status_(DELETE_VALUE),
-      old_dw_(0) {
+      old_dw_(0),
+      old_qword_(0) {
+  DCHECK(type_ == REG_QWORD || type_ == REG_DWORD || type == REG_SZ);
 }
 
 DeleteRegValueWorkItem::~DeleteRegValueWorkItem() {
@@ -52,16 +54,25 @@ bool DeleteRegValueWorkItem::Do() {
 
   RegKey key;
   bool result = false;
+
+  // Used in REG_QWORD case only
+  DWORD value_size = sizeof(old_qword_);
+  DWORD type = 0;
+
   if (!key.Open(predefined_root_, key_path_.c_str(), KEY_READ | KEY_WRITE)) {
     LOG(ERROR) << "can not open " << key_path_;
   } else if (!key.ValueExists(value_name_.c_str())) {
     status_ = VALUE_NOT_FOUND;
     result = true;
   // Read previous value for rollback and delete
-  } else if (((is_str_type_ && key.ReadValue(value_name_.c_str(),
-                                             &old_str_)) ||
-              (!is_str_type_ && key.ReadValueDW(value_name_.c_str(),
-                                                &old_dw_))) &&
+  } else if (((type_ == REG_SZ && key.ReadValue(value_name_.c_str(),
+                                                &old_str_)) ||
+              (type_ == REG_DWORD && key.ReadValueDW(value_name_.c_str(),
+                                                     &old_dw_)) ||
+              (type_ == REG_QWORD && key.ReadValue(value_name_.c_str(),
+                                                   &old_qword_,
+                                                   &value_size, &type) &&
+                  type == REG_QWORD && value_size == sizeof(old_qword_))) &&
              (key.DeleteValue(value_name_.c_str()))) {
     status_ = VALUE_DELETED;
     result = true;
@@ -86,10 +97,14 @@ void DeleteRegValueWorkItem::Rollback() {
   if (!key.Open(predefined_root_, key_path_.c_str(), KEY_READ | KEY_WRITE)) {
     LOG(ERROR) << "rollback: can not open " << key_path_;
   // try to restore the previous value
-  } else if ((is_str_type_ && key.WriteValue(value_name_.c_str(),
-                                             old_str_.c_str())) ||
-             (!is_str_type_ && key.WriteValue(value_name_.c_str(),
-                                              old_dw_))) {
+  } else if ((type_ == REG_SZ && key.WriteValue(value_name_.c_str(),
+                                                old_str_.c_str())) ||
+             (type_ == REG_DWORD && key.WriteValue(value_name_.c_str(),
+                                                   old_dw_)) ||
+             (type_ == REG_QWORD && key.WriteValue(value_name_.c_str(),
+                                                   &old_qword_,
+                                                   sizeof(old_qword_),
+                                                   REG_QWORD))) {
     status_ = VALUE_ROLLED_BACK;
     VLOG(1) << "rollback: restored " << value_name_;
   } else {
diff --git a/chrome/installer/util/delete_reg_value_work_item.h b/chrome/installer/util/delete_reg_value_work_item.h
index 0c0c228..7b477fe 100644
--- a/chrome/installer/util/delete_reg_value_work_item.h
+++ b/chrome/installer/util/delete_reg_value_work_item.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2009 The Chromium Authors. All rights reserved.
+// 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.
 
@@ -12,8 +12,9 @@
 
 #include "chrome/installer/util/work_item.h"
 
-// A WorkItem subclass that sets a registry value with REG_SZ or REG_DWORD
-// type at the specified path. The value is only set if the target key exists.
+// A WorkItem subclass that deletes a registry value with REG_SZ, REG_DWORD, or
+// REG_QWORD type at the specified path. The value is only deleted if the target
+// key exists.
 class DeleteRegValueWorkItem : public WorkItem {
  public:
   virtual ~DeleteRegValueWorkItem();
@@ -39,7 +40,7 @@ class DeleteRegValueWorkItem : public WorkItem {
   };
 
   DeleteRegValueWorkItem(HKEY predefined_root, const std::wstring& key_path,
-                         const std::wstring& value_name, bool is_str_type);
+                         const std::wstring& value_name, DWORD type);
 
   // Root key of the target key under which the value is set. The root key can
   // only be one of the predefined keys on Windows.
@@ -51,17 +52,19 @@ class DeleteRegValueWorkItem : public WorkItem {
   // Name of the value to be set.
   std::wstring value_name_;
 
-  // boolean that tells whether data value is of type REG_SZ or REG_DWORD.
+  // DWORD that tells whether data value is of type REG_SZ, REG_DWORD, or
+  // REG_QWORD
   // Ideally we do not need this information from user of this class and can
   // check the registry for the type. But to simpify implementation we are
   // going to put the burden on the caller for now to provide us the type.
-  bool is_str_type_;
+  DWORD type_;
 
   DeletionStatus status_;
 
   // Data of the previous value.
   std::wstring old_str_;  // if data is of type REG_SZ
   DWORD old_dw_;  // if data is of type REG_DWORD
+  int64 old_qword_;  // if data is of type REG_QWORD
 };
 
 #endif  // CHROME_INSTALLER_UTIL_DELETE_REG_VALUE_WORK_ITEM_H_
diff --git a/chrome/installer/util/delete_reg_value_work_item_unittest.cc b/chrome/installer/util/delete_reg_value_work_item_unittest.cc
index fcec35c..e8c37c0 100644
--- a/chrome/installer/util/delete_reg_value_work_item_unittest.cc
+++ b/chrome/installer/util/delete_reg_value_work_item_unittest.cc
@@ -1,4 +1,4 @@
-// Copyright (c) 2010 The Chromium Authors. All rights reserved.
+// 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.
 
@@ -54,10 +54,10 @@ TEST_F(DeleteRegValueWorkItemTest, DeleteExistingValue) {
 
   scoped_ptr<DeleteRegValueWorkItem> work_item1(
       WorkItem::CreateDeleteRegValueWorkItem(HKEY_CURRENT_USER, parent_key,
-                                             name_str, true));
+                                             name_str, REG_SZ));
   scoped_ptr<DeleteRegValueWorkItem> work_item2(
       WorkItem::CreateDeleteRegValueWorkItem(HKEY_CURRENT_USER, parent_key,
-                                             name_dword, false));
+                                             name_dword, REG_DWORD));
 
   EXPECT_TRUE(work_item1->Do());
   EXPECT_TRUE(work_item2->Do());
@@ -90,10 +90,10 @@ TEST_F(DeleteRegValueWorkItemTest, DeleteNonExistentValue) {
 
   scoped_ptr<DeleteRegValueWorkItem> work_item1(
       WorkItem::CreateDeleteRegValueWorkItem(HKEY_CURRENT_USER, parent_key,
-                                             name_str, true));
+                                             name_str, REG_SZ));
   scoped_ptr<DeleteRegValueWorkItem> work_item2(
       WorkItem::CreateDeleteRegValueWorkItem(HKEY_CURRENT_USER, parent_key,
-                                             name_dword, false));
+                                             name_dword, REG_DWORD));
 
   EXPECT_TRUE(work_item1->Do());
   EXPECT_TRUE(work_item2->Do());
diff --git a/chrome/installer/util/google_update_constants.cc b/chrome/installer/util/google_update_constants.cc
index aef9c0d..1419128 100644
--- a/chrome/installer/util/google_update_constants.cc
+++ b/chrome/installer/util/google_update_constants.cc
@@ -1,4 +1,4 @@
-// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
+// 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.
 
@@ -32,5 +32,9 @@ const wchar_t kRegVersionField[] = L"pv";
 const wchar_t kRegReferralField[] = L"referral";
 const wchar_t kRegEULAAceptedField[] = L"eulaaccepted";
 const wchar_t kRegLastRunTimeField[] = L"lastrun";
+const wchar_t kRegCFTempOptOutCmdField[] = L"CFTempOptOutCmd";
+const wchar_t kRegCFEndTempOptOutCmdField[] = L"CFEndTempOptOutCmd";
+const wchar_t kRegCFOptOutCmdField[] = L"CFOptOutCmd";
+const wchar_t kRegCFOptInCmdField[] = L"CFOptInCmd";
 
 }  // namespace google_update
diff --git a/chrome/installer/util/google_update_constants.h b/chrome/installer/util/google_update_constants.h
index b371de4..e1125a7 100644
--- a/chrome/installer/util/google_update_constants.h
+++ b/chrome/installer/util/google_update_constants.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
+// 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.
 
@@ -42,6 +42,10 @@ extern const wchar_t kRegUsageStatsField[];
 extern const wchar_t kRegVersionField[];
 extern const wchar_t kRegReferralField[];
 extern const wchar_t kRegEULAAceptedField[];
+extern const wchar_t kRegCFTempOptOutCmdField[];
+extern const wchar_t kRegCFEndTempOptOutCmdField[];
+extern const wchar_t kRegCFOptOutCmdField[];
+extern const wchar_t kRegCFOptInCmdField[];
 
 // last time that chrome ran in the Time internal format.
 extern const wchar_t kRegLastRunTimeField[];
diff --git a/chrome/installer/util/install_util.cc b/chrome/installer/util/install_util.cc
index 2223b15..f241cdd 100644
--- a/chrome/installer/util/install_util.cc
+++ b/chrome/installer/util/install_util.cc
@@ -1,4 +1,4 @@
-// Copyright (c) 2010 The Chromium Authors. All rights reserved.
+// 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.
 //
@@ -116,15 +116,15 @@ void InstallUtil::WriteInstallerResult(bool system_install,
                                        int string_resource_id,
                                        const std::wstring* const launch_cmd) {
   const HKEY root = system_install ? HKEY_LOCAL_MACHINE : HKEY_CURRENT_USER;
-  int installer_result = (GetInstallReturnCode(status) == 0) ? 0 : 1;
+  DWORD installer_result = (GetInstallReturnCode(status) == 0) ? 0 : 1;
   scoped_ptr<WorkItemList> install_list(WorkItem::CreateWorkItemList());
   install_list->AddCreateRegKeyWorkItem(root, state_key);
   install_list->AddSetRegValueWorkItem(root, state_key,
                                        installer::kInstallerResult,
                                        installer_result, true);
   install_list->AddSetRegValueWorkItem(root, state_key,
-                                       installer::kInstallerError, status,
-                                       true);
+                                       installer::kInstallerError,
+                                       static_cast<DWORD>(status), true);
   if (string_resource_id != 0) {
     std::wstring msg = installer::GetLocalizedString(string_resource_id);
     install_list->AddSetRegValueWorkItem(root, state_key,
diff --git a/chrome/installer/util/set_reg_value_work_item.cc b/chrome/installer/util/set_reg_value_work_item.cc
index 4a76040..08d0097 100644
--- a/chrome/installer/util/set_reg_value_work_item.cc
+++ b/chrome/installer/util/set_reg_value_work_item.cc
@@ -1,4 +1,4 @@
-// Copyright (c) 2010 The Chromium Authors. All rights reserved.
+// 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.
 
@@ -21,10 +21,12 @@ SetRegValueWorkItem::SetRegValueWorkItem(HKEY predefined_root,
       value_name_(value_name),
       value_data_str_(value_data),
       value_data_dword_(0),
+      value_data_qword_(0),
       overwrite_(overwrite),
       status_(SET_VALUE),
-      is_str_type_(true),
-      previous_value_dword_(0) {
+      type_(REG_SZ),
+      previous_value_dword_(0),
+      previous_value_qword_(0) {
 }
 
 SetRegValueWorkItem::SetRegValueWorkItem(HKEY predefined_root,
@@ -36,10 +38,29 @@ SetRegValueWorkItem::SetRegValueWorkItem(HKEY predefined_root,
       key_path_(key_path),
       value_name_(value_name),
       value_data_dword_(value_data),
+      value_data_qword_(0),
       overwrite_(overwrite),
       status_(SET_VALUE),
-      is_str_type_(false),
-      previous_value_dword_(0) {
+      type_(REG_DWORD),
+      previous_value_dword_(0),
+      previous_value_qword_(0) {
+}
+
+SetRegValueWorkItem::SetRegValueWorkItem(HKEY predefined_root,
+                                         const std::wstring& key_path,
+                                         const std::wstring& value_name,
+                                         int64 value_data,
+                                         bool overwrite)
+    : predefined_root_(predefined_root),
+      key_path_(key_path),
+      value_name_(value_name),
+      value_data_dword_(0),
+      value_data_qword_(value_data),
+      overwrite_(overwrite),
+      status_(SET_VALUE),
+      type_(REG_QWORD),
+      previous_value_dword_(0),
+      previous_value_qword_(0) {
 }
 
 bool SetRegValueWorkItem::Do() {
@@ -63,19 +84,32 @@ bool SetRegValueWorkItem::Do() {
     if (key.ValueExists(value_name_.c_str())) {
       if (overwrite_) {
         // Read previous value for rollback and write new value
-        if (is_str_type_) {
+        if (type_ == REG_SZ) {
           std::wstring data;
           if (key.ReadValue(value_name_.c_str(), &data)) {
             previous_value_str_.assign(data);
           }
           success = key.WriteValue(value_name_.c_str(),
                                    value_data_str_.c_str());
-        } else {
+        } else if (type_ == REG_DWORD) {
           DWORD data;
           if (key.ReadValueDW(value_name_.c_str(), &data)) {
             previous_value_dword_ = data;
           }
           success = key.WriteValue(value_name_.c_str(), value_data_dword_);
+        } else if (type_ == REG_QWORD) {
+          int64 data;
+          DWORD data_size = sizeof(data);
+          DWORD data_type = NULL;
+
+          if (key.ReadValue(value_name_.c_str(), &data, &data_size,
+                            &data_type)) {
+            previous_value_qword_ = data;
+          }
+          success = key.WriteValue(value_name_.c_str(),
+                                   &value_data_qword_,
+                                   sizeof(value_data_qword_),
+                                   REG_QWORD);
         }
         if (success) {
           VLOG(1) << "overwritten value for " << value_name_;
@@ -89,10 +123,17 @@ bool SetRegValueWorkItem::Do() {
         status_ = VALUE_UNCHANGED;
       }
     } else {
-      if (is_str_type_) {
+      if (type_ == REG_SZ) {
         success = key.WriteValue(value_name_.c_str(), value_data_str_.c_str());
-      } else {
+      } else if (type_ == REG_DWORD) {
         success = key.WriteValue(value_name_.c_str(), value_data_dword_);
+      } else if (type_ == REG_QWORD) {
+        success = key.WriteValue(value_name_.c_str(),
+                                 &value_data_qword_,
+                                 sizeof(value_data_qword_),
+                                 REG_QWORD);
+      } else {
+        NOTREACHED() << "Unsupported value type.";
       }
       if (success) {
         VLOG(1) << "created value for " << value_name_;
@@ -139,20 +180,25 @@ void SetRegValueWorkItem::Rollback() {
     } else if (status_ == VALUE_OVERWRITTEN) {
       // try restore the previous value
       bool success = true;
-      if (is_str_type_) {
+      if (type_ == REG_SZ) {
         success = key.WriteValue(value_name_.c_str(),
                                  previous_value_str_.c_str());
-      } else {
+      } else if (type_ == REG_DWORD) {
         success = key.WriteValue(value_name_.c_str(), previous_value_dword_);
+      } else if (type_ == REG_QWORD) {
+        success = key.WriteValue(value_name_.c_str(),
+                                 &previous_value_qword_,
+                                 sizeof(previous_value_qword_),
+                                 REG_QWORD);
+      } else {
+        NOTREACHED();
       }
       if (success)
         result_str.assign(L" succeeded");
       VLOG(1) << "rollback: restoring " << value_name_ << result_str;
-    } else {
-      NOTREACHED();
-    }
 
-    status_ = VALUE_ROLL_BACK;
-    return;
+      status_ = VALUE_ROLL_BACK;
+      return;
+    }
   }
 }
diff --git a/chrome/installer/util/set_reg_value_work_item.h b/chrome/installer/util/set_reg_value_work_item.h
index 1527784..1b51c5d 100644
--- a/chrome/installer/util/set_reg_value_work_item.h
+++ b/chrome/installer/util/set_reg_value_work_item.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2009 The Chromium Authors. All rights reserved.
+// 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.
 
@@ -12,8 +12,9 @@
 
 #include "chrome/installer/util/work_item.h"
 
-// A WorkItem subclass that sets a registry value with REG_SZ or REG_DWORD
-// type at the specified path. The value is only set if the target key exists.
+// A WorkItem subclass that sets a registry value with REG_SZ, REG_DWORD, or
+// REG_QWORD type at the specified path. The value is only set if the target key
+// exists.
 class SetRegValueWorkItem : public WorkItem {
  public:
   virtual ~SetRegValueWorkItem();
@@ -51,6 +52,10 @@ class SetRegValueWorkItem : public WorkItem {
                       const std::wstring& value_name, DWORD value_data,
                       bool overwrite);
 
+  SetRegValueWorkItem(HKEY predefined_root, const std::wstring& key_path,
+                      const std::wstring& value_name, int64 value_data,
+                      bool overwrite);
+
   // Root key of the target key under which the value is set. The root key can
   // only be one of the predefined keys on Windows.
   HKEY predefined_root_;
@@ -64,18 +69,20 @@ class SetRegValueWorkItem : public WorkItem {
   // Data of the value to be set.
   std::wstring value_data_str_;  // if data is of type REG_SZ
   DWORD value_data_dword_;  // if data is of type REG_DWORD
+  int64 value_data_qword_;  // if data is of type REG_QWORD
 
   // Whether to overwrite the existing value under the target key.
   bool overwrite_;
 
-  // boolean that tells whether data value is of type REG_SZ.
-  bool is_str_type_;
+  // Type of data to store
+  DWORD type_;
 
   SettingStatus status_;
 
   // Data of the previous value.
   std::wstring previous_value_str_;  // if data is of type REG_SZ
   DWORD previous_value_dword_;  // if data is of type REG_DWORD
+  int64 previous_value_qword_;  // if data is of type REG_QWORD
 };
 
 #endif  // CHROME_INSTALLER_UTIL_SET_REG_VALUE_WORK_ITEM_H__
diff --git a/chrome/installer/util/util_constants.cc b/chrome/installer/util/util_constants.cc
index cda927d..f59d6a4 100644
--- a/chrome/installer/util/util_constants.cc
+++ b/chrome/installer/util/util_constants.cc
@@ -1,4 +1,4 @@
-// Copyright (c) 2010 The Chromium Authors. All rights reserved.
+// 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.
 
@@ -25,6 +25,14 @@ const char kChromeFrameReadyMode[] = "ready-mode";
 // GCF ready mode opt-in.  This enables a full installation of GCF.
 const char kChromeFrameReadyModeOptIn[] = "ready-mode-opt-in";
 
+// GCF ready mode temp opt-out.  This disables the GCF user agent modification
+// and detection of headers/meta tags.
+const char kChromeFrameReadyModeTempOptOut[] = "ready-mode-temp-opt-out";
+
+// End GCF ready mode temp opt-out.  This re-enables the GCF user agent
+// modification and detection of headers/meta tags.
+const char kChromeFrameReadyModeEndTempOptOut[] = "ready-mode-end-temp-opt-out";
+
 // Run the installer for Chrome SxS.
 const char kChromeSxS[] = "chrome-sxs";
 
diff --git a/chrome/installer/util/util_constants.h b/chrome/installer/util/util_constants.h
index 96bfb8a..5b2f230 100644
--- a/chrome/installer/util/util_constants.h
+++ b/chrome/installer/util/util_constants.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2010 The Chromium Authors. All rights reserved.
+// 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.
 //
@@ -62,6 +62,10 @@ enum InstallStatus {
                               // multi-install installation of the same product
                               // on the system.
   READY_MODE_OPT_IN_FAILED,   // 36. Failed to opt-into Chrome Frame.
+  READY_MODE_TEMP_OPT_OUT_FAILED,   // 37. Failed to temporarily opt-out of
+                                    // Chrome Frame.
+  READY_MODE_END_TEMP_OPT_OUT_FAILED,   // 38. Failed to end temporary opt-out
+                                        // of Chrome Frame.
 };
 
 namespace switches {
@@ -70,6 +74,8 @@ extern const char kChrome[];
 extern const char kChromeFrame[];
 extern const char kChromeFrameReadyMode[];
 extern const char kChromeFrameReadyModeOptIn[];
+extern const char kChromeFrameReadyModeTempOptOut[];
+extern const char kChromeFrameReadyModeEndTempOptOut[];
 extern const char kChromeSxS[];
 extern const char kCreateAllShortcuts[];
 extern const char kDeleteProfile[];
diff --git a/chrome/installer/util/work_item.cc b/chrome/installer/util/work_item.cc
index d646051..5ed352b 100644
--- a/chrome/installer/util/work_item.cc
+++ b/chrome/installer/util/work_item.cc
@@ -1,4 +1,4 @@
-// Copyright (c) 2009 The Chromium Authors. All rights reserved.
+// 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.
 
@@ -50,9 +50,9 @@ DeleteRegValueWorkItem* WorkItem::CreateDeleteRegValueWorkItem(
     HKEY predefined_root,
     const std::wstring& key_path,
     const std::wstring& value_name,
-    bool is_str_type) {
+    DWORD type) {
   return new DeleteRegValueWorkItem(predefined_root, key_path,
-                                    value_name, is_str_type);
+                                    value_name, type);
 }
 
 DeleteTreeWorkItem* WorkItem::CreateDeleteTreeWorkItem(
@@ -81,7 +81,18 @@ SetRegValueWorkItem* WorkItem::CreateSetRegValueWorkItem(
     HKEY predefined_root,
     const std::wstring& key_path,
     const std::wstring& value_name,
-    DWORD value_data, bool overwrite) {
+    DWORD value_data,
+    bool overwrite) {
+  return new SetRegValueWorkItem(predefined_root, key_path,
+                                 value_name, value_data, overwrite);
+}
+
+SetRegValueWorkItem* WorkItem::CreateSetRegValueWorkItem(
+    HKEY predefined_root,
+    const std::wstring& key_path,
+    const std::wstring& value_name,
+    int64 value_data,
+    bool overwrite) {
   return new SetRegValueWorkItem(predefined_root, key_path,
                                  value_name, value_data, overwrite);
 }
diff --git a/chrome/installer/util/work_item.h b/chrome/installer/util/work_item.h
index 6b1d463..12446be 100644
--- a/chrome/installer/util/work_item.h
+++ b/chrome/installer/util/work_item.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2010 The Chromium Authors. All rights reserved.
+// 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.
 //
@@ -15,6 +15,8 @@
 #include <string>
 #include <vector>
 
+#include "base/basictypes.h"
+
 class CopyTreeWorkItem;
 class CreateDirWorkItem;
 class CreateRegKeyWorkItem;
@@ -81,7 +83,7 @@ class WorkItem {
       HKEY predefined_root,
       const std::wstring& key_path,
       const std::wstring& value_name,
-      bool is_str_type);
+      DWORD type);
 
   // Create a DeleteTreeWorkItem that recursively deletes a file system
   // hierarchy at the given root path. A key file can be optionally specified
@@ -113,6 +115,14 @@ class WorkItem {
       const std::wstring& value_name,
       DWORD value_data, bool overwrite);
 
+  // Create a SetRegValueWorkItem that sets a registry value with REG_QWORD type
+  // at the key with specified path.
+  static SetRegValueWorkItem* CreateSetRegValueWorkItem(
+      HKEY predefined_root,
+      const std::wstring& key_path,
+      const std::wstring& value_name,
+      int64 value_data, bool overwrite);
+
   // Add a SelfRegWorkItem that registers or unregisters a DLL at the
   // specified path.
   static SelfRegWorkItem* CreateSelfRegWorkItem(const std::wstring& dll_path,
diff --git a/chrome/installer/util/work_item_list.cc b/chrome/installer/util/work_item_list.cc
index 706ca10..41ee169 100644
--- a/chrome/installer/util/work_item_list.cc
+++ b/chrome/installer/util/work_item_list.cc
@@ -1,4 +1,4 @@
-// Copyright (c) 2010 The Chromium Authors. All rights reserved.
+// 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.
 
@@ -111,11 +111,11 @@ WorkItem* WorkItemList::AddDeleteRegValueWorkItem(
     HKEY predefined_root,
     const std::wstring& key_path,
     const std::wstring& value_name,
-    bool is_str_type) {
+    DWORD type) {
   WorkItem* item = WorkItem::CreateDeleteRegValueWorkItem(predefined_root,
                                                           key_path,
                                                           value_name,
-                                                          is_str_type);
+                                                          type);
   AddWorkItem(item);
   return item;
 }
@@ -171,6 +171,18 @@ WorkItem* WorkItemList::AddSetRegValueWorkItem(HKEY predefined_root,
   return item;
 }
 
+WorkItem* WorkItemList::AddSetRegValueWorkItem(HKEY predefined_root,
+                                               const std::wstring& key_path,
+                                               const std::wstring& value_name,
+                                               int64 value_data,
+                                               bool overwrite) {
+  WorkItem* item = reinterpret_cast<WorkItem*>(
+      WorkItem::CreateSetRegValueWorkItem(predefined_root, key_path, value_name,
+                                          value_data, overwrite));
+  AddWorkItem(item);
+  return item;
+}
+
 WorkItem* WorkItemList::AddSelfRegWorkItem(const std::wstring& dll_path,
                                            bool do_register,
                                            bool user_level_registration) {
diff --git a/chrome/installer/util/work_item_list.h b/chrome/installer/util/work_item_list.h
index 30d332a..3474c34 100644
--- a/chrome/installer/util/work_item_list.h
+++ b/chrome/installer/util/work_item_list.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2010 The Chromium Authors. All rights reserved.
+// 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.
 
@@ -62,7 +62,7 @@ class WorkItemList : public WorkItem {
   WorkItem* AddDeleteRegValueWorkItem(HKEY predefined_root,
                                       const std::wstring& key_path,
                                       const std::wstring& value_name,
-                                      bool is_str_type);
+                                      DWORD type);
 
   // Add a DeleteTreeWorkItem that recursively deletes a file system
   // hierarchy at the given root path. A key file can be optionally specified
@@ -94,6 +94,14 @@ class WorkItemList : public WorkItem {
                                    DWORD value_data,
                                    bool overwrite);
 
+  // Add a SetRegValueWorkItem that sets a registry value with REG_QWORD type
+  // at the key with specified path.
+  WorkItem* AddSetRegValueWorkItem(HKEY predefined_root,
+                                   const std::wstring& key_path,
+                                   const std::wstring& value_name,
+                                   int64 value_data,
+                                   bool overwrite);
+
   // Add a SelfRegWorkItem that registers or unregisters a DLL at the
   // specified path. If user_level_registration is true, then alternate
   // registration and unregistration entry point names will be used.