Implement interfaces in PaintInfo and make it a class.

Source/core/rendering/RenderFileUploadControl.cpp

 /*
  * Copyright (C) 2006, 2007, 2012 Apple Inc. All rights reserved.
  *
  * 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,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ skipping 79 matching lines @@
     HTMLInputElement* input = toHTMLInputElement(node());
     return max(0, contentBoxRect().pixelSnappedWidth() - nodeWidth(uploadButton()) - afterButtonSpacing);
 }
 
 void RenderFileUploadControl::paintObject(PaintInfo& paintInfo, const LayoutPoint& paintOffset)
 {
     if (style()->visibility() != VISIBLE)
         return;
 
     // Push a clip.
-    GraphicsContextStateSaver stateSaver(*paintInfo.context, false);
-    if (paintInfo.phase == PaintPhaseForeground || paintInfo.phase == PaintPhaseChildBlockBackgrounds) {
+    GraphicsContextStateSaver stateSaver(*(paintInfo.getContext()), false);
+    if (paintInfo.getPhase() == PaintPhaseForeground || paintInfo.getPhase() == PaintPhaseChildBlockBackgrounds) {
         IntRect clipRect = enclosingIntRect(LayoutRect(paintOffset.x() + borderLeft(), paintOffset.y() + borderTop(),
                          width() - borderLeft() - borderRight(), height() - borderBottom() - borderTop() + buttonShadowHeight));
         if (clipRect.isEmpty())
             return;
         stateSaver.save();
-        paintInfo.context->clip(clipRect);
+        paintInfo.getContext()->clip(clipRect);
     }
 
-    if (paintInfo.phase == PaintPhaseForeground) {
+    if (paintInfo.getPhase() == PaintPhaseForeground) {
         const String& displayedFilename = fileTextValue();
         const Font& font = style()->font();
         TextRun textRun = constructTextRun(this, font, displayedFilename, style(), TextRun::AllowTrailingExpansion, RespectDirection | RespectDirectionOverride);
         textRun.disableRoundingHacks();
 
         // Determine where the filename should be placed
         LayoutUnit contentLeft = paintOffset.x() + borderLeft() + paddingLeft();
         HTMLInputElement* button = uploadButton();
         if (!button)
             return;
@@ skipping 14 matching lines @@
         if (RenderButton* buttonRenderer = toRenderButton(button->renderer()))
             textY = paintOffset.y() + borderTop() + paddingTop() + buttonRenderer->baselinePosition(AlphabeticBaseline, true, HorizontalLine, PositionOnContainingLine);
         else
             textY = baselinePosition(AlphabeticBaseline, true, HorizontalLine, PositionOnContainingLine);
         TextRunPaintInfo textRunPaintInfo(textRun);
         textRunPaintInfo.bounds = FloatRect(textX,
                                             textY - style()->fontMetrics().ascent(),
                                             textWidth,
                                             style()->fontMetrics().height());
 
-        paintInfo.context->setFillColor(resolveColor(CSSPropertyColor));
+        paintInfo.getContext()->setFillColor(resolveColor(CSSPropertyColor));
 
         // Draw the filename
-        paintInfo.context->drawBidiText(font, textRunPaintInfo, IntPoint(roundToInt(textX), roundToInt(textY)));
+        paintInfo.getContext()->drawBidiText(font, textRunPaintInfo, IntPoint(roundToInt(textX), roundToInt(textY)));
     }
 
     // Paint the children.
     RenderBlock::paintObject(paintInfo, paintOffset);
 }
 
 void RenderFileUploadControl::computeIntrinsicLogicalWidths(LayoutUnit& minLogicalWidth, LayoutUnit& maxLogicalWidth) const
 {
     // Figure out how big the filename space needs to be for a given number of characters
     // (using "0" as the nominal character).
@@ skipping 68 matching lines @@
 }
 
 String RenderFileUploadControl::fileTextValue() const
 {
     HTMLInputElement* input = toHTMLInputElement(node());
     ASSERT(input->files());
     return theme()->fileListNameForWidth(input->files(), style()->font(), maxFilenameWidth(), input->multiple());
 }
 
 } // namespace WebCore