Change the account chooser on Win to look like in the mocks.

chrome/browser/ui/views/passwords/manage_passwords_bubble_view.cc

 // Copyright 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/passwords/manage_passwords_bubble_view.h"
 
 #include "base/macros.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/timer/timer.h"
 #include "chrome/browser/profiles/profile.h"
@@ skipping 206 matching lines @@
   DISALLOW_COPY_AND_ASSIGN(AutoSigninView);
 };
 
 ManagePasswordsBubbleView::AutoSigninView::AutoSigninView(
     ManagePasswordsBubbleView* parent)
     : parent_(parent),
       observed_browser_(this) {
   SetLayoutManager(new views::FillLayout);
   const autofill::PasswordForm& form = parent_->model()->pending_password();
   CredentialsItemView* credential = new CredentialsItemView(
-      this, &form,
-      password_manager::CredentialType::CREDENTIAL_TYPE_PASSWORD,
+      this,
       base::string16(),
       l10n_util::GetStringFUTF16(IDS_MANAGE_PASSWORDS_AUTO_SIGNIN_TITLE,
                                  form.username_value),
+      GetNativeTheme()->GetSystemColor(
+          ui::NativeTheme::kColorId_ButtonBackgroundColor),
+      &form,
       parent_->model()->GetProfile()->GetRequestContext());
   credential->SetEnabled(false);
   AddChildView(credential);
 
   // Setup the observer and maybe start the timer.
   Browser* browser =
       chrome::FindBrowserWithWebContents(parent_->web_contents());
   DCHECK(browser);
   BrowserView* browser_view = BrowserView::GetBrowserViewForBrowser(browser);
   observed_browser_.Add(browser_view->GetWidget());
@@ skipping 588 matching lines @@
     AddChildView(new SaveConfirmationView(this));
   } else if (model_.state() == password_manager::ui::AUTO_SIGNIN_STATE) {
     AddChildView(new AutoSigninView(this));
   } else {
     AddChildView(new ManageView(this));
   }
   if (GetWidget())
     GetWidget()->UpdateWindowTitle();
   GetLayoutManager()->Layout(this);
 }