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

Source/core/rendering/RenderLineBoxList.cpp

Index: Source/core/rendering/RenderLineBoxList.cpp
diff --git a/Source/core/rendering/RenderLineBoxList.cpp b/Source/core/rendering/RenderLineBoxList.cpp
index d2626eba9c82891f25dca193fc0002fe90d6f27d..50308271680771df6657c748daf9768baf451a00 100644
--- a/Source/core/rendering/RenderLineBoxList.cpp
+++ b/Source/core/rendering/RenderLineBoxList.cpp
@@ -191,7 +191,7 @@ bool RenderLineBoxList::lineIntersectsDirtyRect(RenderBoxModelObject* renderer,
     LayoutUnit logicalTop = min<LayoutUnit>(box->logicalTopVisualOverflow(root->lineTop()), root->selectionTop()) - renderer->maximalOutlineSize(paintInfo.phase);
     LayoutUnit logicalBottom = box->logicalBottomVisualOverflow(root->lineBottom()) + renderer->maximalOutlineSize(paintInfo.phase);
 
-    return rangeIntersectsRect(renderer, logicalTop, logicalBottom, paintInfo.rect(), offset);
+    return rangeIntersectsRect(renderer, logicalTop, logicalBottom, paintInfo.rect, offset);
 }
 
 void RenderLineBoxList::paint(RenderBoxModelObject* renderer, PaintInfo& paintInfo, const LayoutPoint& paintOffset) const
@@ -209,7 +209,7 @@ void RenderLineBoxList::paint(RenderBoxModelObject* renderer, PaintInfo& paintIn
         return;
 
     LayoutUnit outlineSize = renderer->maximalOutlineSize(paintInfo.phase);
-    if (!anyLineIntersectsRect(renderer, paintInfo.rect(), paintOffset, outlineSize))
+    if (!anyLineIntersectsRect(renderer, paintInfo.rect, paintOffset, outlineSize))
         return;
 
     PaintInfo info(paintInfo);