Views: Flip default value of CustomButton::request_focus_on_press_ to false.

ash/shell/lock_view.cc

Index: ash/shell/lock_view.cc
diff --git a/ash/shell/lock_view.cc b/ash/shell/lock_view.cc
index 67b5571a5155ed1baf97f68401e0020d1b7f29e1..cd6a5b466eb294e4390eb9dc790073364d45814a 100644
--- a/ash/shell/lock_view.cc
+++ b/ash/shell/lock_view.cc
@@ -31,6 +31,7 @@ class LockView : public views::WidgetDelegateView,
     unlock_button_->SetStyle(views::Button::STYLE_BUTTON);
     AddChildView(unlock_button_);
     views::Button::ConfigureDefaultFocus(unlock_button_);
+    unlock_button_->set_request_focus_on_press(true);
   }
   ~LockView() override {}