Give SxS distribution its own registration GUIDs.

chrome/browser/ui/webui/options/browser_options_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/options/browser_options_handler.h"
 
 #include <string>
 #include <vector>
 
 #include "base/basictypes.h"
@@ skipping 89 matching lines @@
 #include "chrome/browser/chromeos/settings/cros_settings.h"
 #include "chrome/browser/policy/browser_policy_connector.h"
 #include "chrome/browser/ui/browser_window.h"
 #include "chrome/browser/ui/webui/options/chromeos/timezone_options_util.h"
 #include "chromeos/dbus/dbus_thread_manager.h"
 #include "chromeos/dbus/power_manager_client.h"
 #include "ui/gfx/image/image_skia.h"
 #endif  // defined(OS_CHROMEOS)
 
 #if defined(OS_WIN)
+#include <windows.h>
 #include "chrome/installer/util/auto_launch_util.h"
+#include "chrome/installer/util/browser_distribution.h"
 #endif  // defined(OS_WIN)
 
 using content::BrowserContext;
 using content::BrowserThread;
 using content::DownloadManager;
 using content::OpenURLParams;
 using content::Referrer;
 using content::UserMetricsAction;
 
 namespace options {
@@ skipping 620 matching lines @@
 #if !defined(OS_CHROMEOS)
   profile_pref_registrar_.Add(
       prefs::kProxy,
       base::Bind(&BrowserOptionsHandler::SetupProxySettingsSection,
                  base::Unretained(this)));
 #endif  // !defined(OS_CHROMEOS)
 }
 
 void BrowserOptionsHandler::InitializePage() {
   page_initialized_ = true;
+#if defined(OS_WIN)
+  // On Windows, allow a magic key combination to enable SxS distributions to
+  // be set as the default browser.  This allows testing scenarios which were
+  // previously not possible on Windows 8.
+  if (GetAsyncKeyState(VK_SHIFT) && GetAsyncKeyState(VK_F12)) {
+    BrowserDistribution* dist = BrowserDistribution::GetDistribution();
+    dist->DebugEnableSetAsDefault();
+  }
+#endif
 
   OnTemplateURLServiceChanged();
 
   ObserveThemeChanged();
   OnStateChanged();
   UpdateDefaultBrowserState();
 
   SetupMetricsReportingSettingVisibility();
   SetupPasswordGenerationSettingVisibility();
   SetupFontSizeSelector();
@@ skipping 1045 matching lines @@
   const ProfileInfoCache& cache =
       g_browser_process->profile_manager()->GetProfileInfoCache();
   for (size_t i = 0; i < cache.GetNumberOfProfiles(); ++i) {
     if (existing_managed_user_id == cache.GetManagedUserIdOfProfileAtIndex(i))
       return false;
   }
   return true;
 }
 
 }  // namespace options