Chrome OS should open to empty desktop when session restore is empty.

chrome/common/chrome_switches.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/common/chrome_switches.h"
 
 #include "base/base_switches.h"
 #include "base/command_line.h"
 
 namespace switches {
@@ skipping 1343 matching lines @@
 // Use the tablet specific UI components when available.
 const char kTabletUI[]                      = "tablet-ui";
 #endif
 
 #if defined(OS_CHROMEOS)
 // When wallpaper boot animation is not disabled this switch
 // is used to override OOBE/sign in WebUI init type.
 // Possible values: parallel|postpone. Default: parallel.
 const char kAshWebUIInit[]                  = "ash-webui-init";
 
+// ChromeOS defaults to empty desktop. Browser tests may need to add
+// this switch so that at list one browser instance is created on startup.

[sky, 2012/09/12 15:07:20]

list -> least

[Nikita (slow), 2012/09/12 15:13:32]

Done.

+// TODO(nkostylev): Investigate if this switch could be removed.
+// (http://crbug.com/148675)
+const char kCreateBrowserOnStartupForTests[] =
+    "create-browser-on-startup-for-tests";
+
 // Disables wallpaper boot animation (except of OOBE case).
 const char kDisableBootAnimation[]          = "disable-boot-animation";
 
 // Disables gdata content provider.
 const char kDisableGData[]                  = "disable-gdata";
 
 // Disables new WebRTC implementation of user image picker.
 const char kDisableHtml5Camera[]            = "disable-html5-camera";
 
 // Avoid doing expensive animations upon login.
@@ skipping 202 matching lines @@
 
 // -----------------------------------------------------------------------------
 // DO NOT ADD YOUR CRAP TO THE BOTTOM OF THIS FILE.
 //
 // You were going to just dump your switches here, weren't you? Instead, please
 // put them in alphabetical order above, or in order inside the appropriate
 // ifdef at the bottom. The order should match the header.
 // -----------------------------------------------------------------------------
 
 }  // namespace switches