SELECT popup: Tentative fix for an issue on Android WebView.

third_party/WebKit/Source/core/html/HTMLSelectElement.cpp

 /*
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
  * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
  *           (C) 1999 Antti Koivisto (koivisto@kde.org)
  *           (C) 2001 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2009, 2010, 2011 Apple Inc. All rights reserved.
  *           (C) 2006 Alexey Proskuryakov (ap@nypop.com)
  * Copyright (C) 2010 Google Inc. All rights reserved.
  * Copyright (C) 2009 Torch Mobile Inc. All rights reserved. (http://www.torchmobile.com/)
  *
@@ skipping 1956 matching lines @@
 }
 
 void HTMLSelectElement::showPopup()
 {
     if (popupIsVisible())
         return;
     if (document().frameHost()->chromeClient().hasOpenedPopup())
         return;
     if (!layoutObject() || !layoutObject()->isMenuList())
         return;
+    // Disable visibility check on Android.  elementRectRelativeToViewport()
+    // doesn't work well on Android WebView.  crbug.com/632561
+#if !OS(ANDROID)
     if (elementRectRelativeToViewport().isEmpty())
         return;
+#endif
 
     if (!m_popup)
         m_popup = document().frameHost()->chromeClient().openPopupMenu(*document().frame(), *this);
     m_popupIsVisible = true;
     observeTreeMutation();
 
     LayoutMenuList* menuList = toLayoutMenuList(layoutObject());
     m_popup->show();
     if (AXObjectCache* cache = document().existingAXObjectCache())
         cache->didShowMenuListPopup(menuList);
@@ skipping 100 matching lines @@
 }
 
 void HTMLSelectElement::didMutateSubtree()
 {
     DCHECK(popupIsVisible());
     DCHECK(m_popup);
     m_popup->updateFromElement(PopupMenu::ByDOMChange);
 }
 
 } // namespace blink