Implement <select> Popup Menu using PagePopup

Source/platform/PopupMenuClient.h

 /*
  * Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
  * Copyright (C) 2006 Apple Computer, Inc.
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
@@ skipping 11 matching lines @@
 #ifndef PopupMenuClient_h
 #define PopupMenuClient_h
 
 #include "platform/LayoutUnit.h"
 #include "platform/PlatformExport.h"
 #include "platform/PopupMenuStyle.h"
 #include "wtf/Forward.h"
 
 namespace blink {
 
+class HTMLElement;
+class RenderStyle;
+
 class PopupMenuClient {
 public:
     virtual ~PopupMenuClient() { }
     virtual void valueChanged(unsigned listIndex, bool fireEvents = true) = 0;
     virtual void selectionChanged(unsigned listIndex, bool fireEvents = true) = 0;
     virtual void selectionCleared() = 0;
 
     virtual String itemText(unsigned listIndex) const = 0;
     virtual String itemToolTip(unsigned listIndex) const = 0;
     virtual String itemAccessibilityText(unsigned listIndex) const = 0;
     virtual bool itemIsEnabled(unsigned listIndex) const = 0;
     virtual PopupMenuStyle itemStyle(unsigned listIndex) const = 0;
     virtual PopupMenuStyle menuStyle() const = 0;
     virtual LayoutUnit clientPaddingLeft() const = 0;
     virtual LayoutUnit clientPaddingRight() const = 0;
     virtual int listSize() const = 0;
     virtual int selectedIndex() const = 0;
     virtual void popupDidHide() = 0;
     virtual bool itemIsSeparator(unsigned listIndex) const = 0;
     virtual bool itemIsLabel(unsigned listIndex) const = 0;
     virtual bool itemIsSelected(unsigned listIndex) const = 0;
     virtual void setTextFromItem(unsigned listIndex) = 0;
+    virtual IntRect elementRectRelativeToRootView() const = 0;
+    virtual Element& ownerElement() const = 0;

[tkent, 2014/12/15 02:10:52]

Layering violation.  platform/* can't depend on core classes.
We can move this to core/html/forms/.

[keishi, 2014/12/15 08:29:42]

Done.

+    virtual RenderStyle* renderStyleForItem(HTMLElement&) const = 0;
 
     virtual void listBoxSelectItem(int /*listIndex*/, bool /*allowMultiplySelections*/, bool /*shift*/, bool /*fireOnChangeNow*/ = true) { ASSERT_NOT_REACHED(); }
     virtual bool multiple() const
     {
         ASSERT_NOT_REACHED();
         return false;
     }
 };
 
 }
 
 #endif