Implement select listbox using shadow DOM

Source/core/rendering/RenderTheme.cpp

 /**
  * This file is part of the theme implementation for form controls in WebCore.
  *
  * Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2012 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.
  *
@@ skipping 303 matching lines @@
         return paintMediaFullScreenVolumeSliderThumb(o, paintInfo, r);
     case MediaTimeRemainingPart:
         return paintMediaTimeRemaining(o, paintInfo, r);
     case MediaCurrentTimePart:
         return paintMediaCurrentTime(o, paintInfo, r);
     case MediaControlsBackgroundPart:
         return paintMediaControlsBackground(o, paintInfo, r);
     case MenulistButtonPart:
     case TextFieldPart:
     case TextAreaPart:
-    case ListboxPart:
         return true;
     case SearchFieldPart:
         return paintSearchField(o, paintInfo, r);
     case SearchFieldCancelButtonPart:
         return paintSearchFieldCancelButton(o, paintInfo, r);
     case SearchFieldDecorationPart:
         return paintSearchFieldDecoration(o, paintInfo, r);
     case SearchFieldResultsDecorationPart:
         return paintSearchFieldResultsDecoration(o, paintInfo, r);
     default:
         break;
     }
 
     return true; // We don't support the appearance, so let the normal background/border paint.
 }
 
 bool RenderTheme::paintBorderOnly(RenderObject* o, const PaintInfo& paintInfo, const IntRect& r)
 {
     // Call the appropriate paint method based off the appearance value.
     switch (o->style()->appearance()) {
     case TextFieldPart:
         return paintTextField(o, paintInfo, r);
-    case ListboxPart:
     case TextAreaPart:
         return paintTextArea(o, paintInfo, r);
     case MenulistButtonPart:
     case SearchFieldPart:
+    case ListboxPart:
         return true;
     case CheckboxPart:
     case RadioPart:
     case PushButtonPart:
     case SquareButtonPart:
     case ButtonPart:
     case MenulistPart:
     case MeterPart:
     case RelevancyLevelIndicatorPart:
     case ContinuousCapacityLevelIndicatorPart:
@@ skipping 15 matching lines @@
 }
 
 bool RenderTheme::paintDecorations(RenderObject* o, const PaintInfo& paintInfo, const IntRect& r)
 {
     // Call the appropriate paint method based off the appearance value.
     switch (o->style()->appearance()) {
     case MenulistButtonPart:
         return paintMenuListButton(o, paintInfo, r);
     case TextFieldPart:
     case TextAreaPart:
-    case ListboxPart:
     case CheckboxPart:
     case RadioPart:
     case PushButtonPart:
     case SquareButtonPart:
     case ButtonPart:
     case MenulistPart:
     case MeterPart:
     case RelevancyLevelIndicatorPart:
     case ContinuousCapacityLevelIndicatorPart:
     case DiscreteCapacityLevelIndicatorPart:
@@ skipping 179 matching lines @@
     case SquareButtonPart:
     case ButtonPart:
     case ProgressBarPart:
     case MeterPart:
     case RelevancyLevelIndicatorPart:
     case ContinuousCapacityLevelIndicatorPart:
     case DiscreteCapacityLevelIndicatorPart:
     case RatingLevelIndicatorPart:
         return isBackgroundOrBorderStyled(*style, *uaStyle);
 
-    case ListboxPart:
     case MenulistPart:
     case SearchFieldPart:
     case TextAreaPart:
     case TextFieldPart:
         return isBackgroundOrBorderStyled(*style, *uaStyle) || style->boxShadow();
 
     case SliderHorizontalPart:
     case SliderVerticalPart:
         return style->boxShadow();
 
@@ skipping 620 matching lines @@
 
     // padding - not honored by WinIE, needs to be removed.
     style->resetPadding();
 
     // border - honored by WinIE, but looks terrible (just paints in the control box and turns off the Windows XP theme)
     // for now, we will not honor it.
     style->resetBorder();
 }
 
 } // namespace WebCore