Invoke setup.exe to reenable updates when the update bubble is clicked.

chrome/browser/ui/views/outdated_upgrade_bubble_view.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/ui/views/outdated_upgrade_bubble_view.h"
 
 #if defined(OS_WIN)
 #include <shellapi.h>
 #endif
 
 #include "base/metrics/histogram.h"
 #include "base/path_service.h"
 #include "base/prefs/pref_service.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/upgrade_detector.h"
 #include "chrome/common/pref_names.h"
+#include "chrome/installer/util/google_update_util.h"
+#include "content/public/browser/browser_thread.h"
 #include "content/public/browser/page_navigator.h"
 #include "content/public/browser/user_metrics.h"
 #include "grit/chromium_strings.h"
 #include "grit/generated_resources.h"
 #include "grit/theme_resources.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/base/resource/resource_bundle.h"
 #include "ui/views/controls/button/label_button.h"
 #include "ui/views/controls/image_view.h"
 #include "ui/views/controls/label.h"
 #include "ui/views/layout/grid_layout.h"
 #include "ui/views/layout/layout_constants.h"
 #include "ui/views/widget/widget.h"
 #include "url/gurl.h"
 
 #if defined(OS_WIN)
 #include "base/win/win_util.h"
 #include "base/win/windows_version.h"
 #include "chrome/installer/util/install_util.h"
 #include "ui/gfx/icon_util.h"
 #endif
 
+using content::BrowserThread;
 using views::GridLayout;
 
 namespace {
 
 // Fixed width of the column holding the description label of the bubble.
 // TODO(mad): Make sure there is enough room for all languages.
 const int kWidthOfDescriptionText = 330;
 
 // We subtract 2 to account for the natural button padding, and
 // to bring the separation visually in line with the row separation
@@ skipping 206 matching lines @@
                                                  NEW_FOREGROUND_TAB,
                                                  content::PAGE_TRANSITION_LINK,
                                                  false));
     } else {
       DCHECK(UpgradeDetector::GetInstance()->is_outdated_install_no_au());
       UMA_HISTOGRAM_CUSTOM_COUNTS(
           "OutdatedUpgradeBubble.NumLaterPerEnableAU", num_ignored_bubbles_,
           0, kMaxIgnored, kNumIgnoredBuckets);
       content::RecordAction(
           base::UserMetricsAction("OutdatedUpgradeBubble.EnableAU"));
-      // TODO(robertshield): Make a call to GoogleUpdateSettings to enable
-      // auto-update.
+      // Record that the autoupdate flavour of the dialog has been shown.
       if (g_browser_process->local_state()) {
         g_browser_process->local_state()->SetBoolean(
             prefs::kAttemptedToEnableAutoupdate, true);
       }
+
+      // Re-enable updates by shelling out to setup.exe on the file thread.

[grt (UTC plus 2), 2014/03/28 21:22:21]

is the blocking pool not a better place for this?

+      BrowserThread::PostTask(BrowserThread::FILE, FROM_HERE,
+          base::Bind(&google_update::ElevateIfNeededToReenableUpdates));
     }
   } else {
     DCHECK_EQ(later_button_, sender);
     content::RecordAction(
         base::UserMetricsAction("OutdatedUpgradeBubble.Later"));
   }
   GetWidget()->Close();
 }