Use browser::ShowWebDialog() directly in MobileSetup rather than using BrowserList.

chrome/browser/ui/webui/chromeos/mobile_setup_dialog.cc

Index: chrome/browser/ui/webui/chromeos/mobile_setup_dialog.cc
===================================================================
--- chrome/browser/ui/webui/chromeos/mobile_setup_dialog.cc	(revision 138102)
+++ chrome/browser/ui/webui/chromeos/mobile_setup_dialog.cc	(working copy)
@@ -8,11 +8,11 @@
 #include "base/memory/singleton.h"
 #include "base/utf_string_conversions.h"
 #include "chrome/browser/platform_util.h"
-#include "chrome/browser/ui/browser.h"
+#include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/browser/ui/browser_dialogs.h"
-#include "chrome/browser/ui/browser_list.h"
 #include "chrome/browser/ui/webui/web_dialog_delegate.h"
 #include "chrome/common/url_constants.h"
+#include "content/public/browser/browser_thread.h"
 #include "grit/generated_resources.h"
 #include "ui/base/l10n/l10n_util.h"
 
@@ -72,10 +72,10 @@
 }
 
 void MobileSetupDialogDelegate::ShowDialog() {
-  Browser* browser = BrowserList::GetLastActive();
-  if (!browser)
-    return;
-  browser->BrowserShowWebDialog(this, NULL);
+  browser::ShowWebDialog(NULL,
+                         ProfileManager::GetDefaultProfileOrOffTheRecord(),

[Ben Goodger (Google), 2012/05/22 17:58:30]

Is this how you get the active profile on cros?

[zel, 2012/05/22 18:02:32]

I think so, even though GetDefaultProfileOrOffTheRecord() method seems new to
me. ProfileManager::GetDefaultProfile() used to give you default or offline
profile depending on login state.

[Nikita (slow), 2012/05/23 19:01:20]

This is an ugly hack that we're planning to get rid of:
http://code.google.com/p/chromium/issues/detail?id=128520

+                         NULL,
+                         this);
 }
 
 ui::ModalType MobileSetupDialogDelegate::GetDialogModalType() const {