Give ProfileChooserView signin button focus.

chrome/browser/ui/views/profiles/profile_chooser_view.cc

 // Copyright 2014 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/profiles/profile_chooser_view.h"
 
 #include "base/prefs/pref_service.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/lifetime/application_lifetime.h"
@@ skipping 490 matching lines @@
     }
     return;
   }
 
   profile_bubble_ = new ProfileChooserView(anchor_view, arrow, browser,
       view_mode, tutorial_mode, manage_accounts_params.service_type);
   views::BubbleDelegateView::CreateBubble(profile_bubble_);
   profile_bubble_->set_close_on_deactivate(close_on_deactivate_for_testing_);
   profile_bubble_->SetAlignment(border_alignment);
   profile_bubble_->GetWidget()->Show();
+  // On first showing the bubble, focus the signin button. This needs to be
+  // done here, since the first call to ShowView() happens before the view's
+  // FocusManager has been created.
+  if (view_mode == profiles::BUBBLE_VIEW_MODE_PROFILE_CHOOSER &&
+      profile_bubble_->signin_current_profile_link_) {
+    profile_bubble_->signin_current_profile_link_->RequestFocus();

[msw, 2015/07/13 20:06:22]

Make ProfileChooserView override WidgetDelegate's GetInitiallyFocusedView()?

[wjmaclean, 2015/07/13 21:11:40]

Done.

+  }
   profile_bubble_->SetArrowPaintType(views::BubbleBorder::PAINT_NONE);
 }
 
 // static
 bool ProfileChooserView::IsShowing() {
   return profile_bubble_ != NULL;
 }
 
 // static
 ProfileChooserView::ShowingType ProfileChooserView::IsShowingInBrowser(
@@ skipping 1226 matching lines @@
       IncognitoModePrefs::GetAvailability(browser_->profile()->GetPrefs()) !=
           IncognitoModePrefs::DISABLED;
   return incognito_available && !browser_->profile()->IsGuestSession();
 }
 
 void ProfileChooserView::PostActionPerformed(
     ProfileMetrics::ProfileDesktopMenu action_performed) {
   ProfileMetrics::LogProfileDesktopMenu(action_performed, gaia_service_type_);
   gaia_service_type_ = signin::GAIA_SERVICE_TYPE_NONE;
 }