Implement getter/setter in PaintInfo::rect.

Source/core/rendering/RenderFlowThread.cpp

Index: Source/core/rendering/RenderFlowThread.cpp
diff --git a/Source/core/rendering/RenderFlowThread.cpp b/Source/core/rendering/RenderFlowThread.cpp
index 97ef84a2c193504475590281461fd5efb34d3ee8..e37ffcf6269ab1db2b5d1264ec5a893de85e9ed4 100644
--- a/Source/core/rendering/RenderFlowThread.cpp
+++ b/Source/core/rendering/RenderFlowThread.cpp
@@ -295,17 +295,17 @@ void RenderFlowThread::paintFlowThreadPortionInRegion(PaintInfo& paintInfo, Rend
     IntRect regionClippingRect = pixelSnappedIntRect(computeRegionClippingRect(adjustedPaintOffset + portionLocation, flowThreadPortionRect, flowThreadPortionOverflowRect));
 
     PaintInfo info(paintInfo);
-    info.rect.intersect(regionClippingRect);
+    info.rect().intersect(regionClippingRect);
 
-    if (!info.rect.isEmpty()) {
+    if (!info.rect().isEmpty()) {
         context->save();
 
         context->clip(regionClippingRect);
 
         context->translate(adjustedPaintOffset.x(), adjustedPaintOffset.y());
-        info.rect.moveBy(-adjustedPaintOffset);
+        info.rect().moveBy(-adjustedPaintOffset);
 
-        layer()->paint(context, info.rect, 0, 0, region, RenderLayer::PaintLayerTemporaryClipRects);
+        layer()->paint(context, info.rect(), 0, 0, region, RenderLayer::PaintLayerTemporaryClipRects);
 
         context->restore();
     }