Address regression bug report, revert the PaintInfo rect member function.

Source/core/rendering/InlineTextBox.cpp

 /*
  * (C) 1999 Lars Knoll (knoll@kde.org)
  * (C) 2000 Dirk Mueller (mueller@kde.org)
  * Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 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.
  *
@@ skipping 467 matching lines @@
         m_truncation == cFullTruncation || paintInfo.phase == PaintPhaseOutline || !m_len)
         return;
 
     ASSERT(paintInfo.phase != PaintPhaseSelfOutline && paintInfo.phase != PaintPhaseChildOutlines);
 
     LayoutUnit logicalLeftSide = logicalLeftVisualOverflow();
     LayoutUnit logicalRightSide = logicalRightVisualOverflow();
     LayoutUnit logicalStart = logicalLeftSide + (isHorizontal() ? paintOffset.x() : paintOffset.y());
     LayoutUnit logicalExtent = logicalRightSide - logicalLeftSide;
 
-    LayoutUnit paintEnd = isHorizontal() ? paintInfo.rect().maxX() : paintInfo.rect().maxY();
-    LayoutUnit paintStart = isHorizontal() ? paintInfo.rect().x() : paintInfo.rect().y();
+    LayoutUnit paintEnd = isHorizontal() ? paintInfo.rect.maxX() : paintInfo.rect.maxY();
+    LayoutUnit paintStart = isHorizontal() ? paintInfo.rect.x() : paintInfo.rect.y();
 
     LayoutPoint adjustedPaintOffset = roundedIntPoint(paintOffset);
 
     if (logicalStart >= paintEnd || logicalStart + logicalExtent <= paintStart)
         return;
 
     bool isPrinting = textRenderer()->document()->printing();
 
     // Determine whether or not we're selected.
     bool haveSelection = !isPrinting && paintInfo.phase != PaintPhaseTextClip && selectionState() != RenderObject::SelectionNone;
@@ skipping 1059 matching lines @@
     printedCharacters = fprintf(stderr, "\t%s %p", obj->renderName(), obj);
     const int rendererCharacterOffset = 24;
     for (; printedCharacters < rendererCharacterOffset; printedCharacters++)
         fputc(' ', stderr);
     fprintf(stderr, "(%d,%d) \"%s\"\n", start(), start() + len(), value.utf8().data());
 }
 
 #endif
 
 } // namespace WebCore