[Line Layout API] Convert InlineBox::boxModelObject to new API

Source/core/layout/line/InlineBox.cpp

Index: Source/core/layout/line/InlineBox.cpp
diff --git a/Source/core/layout/line/InlineBox.cpp b/Source/core/layout/line/InlineBox.cpp
index 7bcf49bbead7b2ff0ddf933db697a56b16552b44..235682b56972ee2159f98d3b5bba02e41d7127e7 100644
--- a/Source/core/layout/line/InlineBox.cpp
+++ b/Source/core/layout/line/InlineBox.cpp
@@ -140,22 +140,22 @@ LayoutUnit InlineBox::logicalHeight() const
         return isHorizontal() ? toLayoutBox(layoutObject()).size().height() : toLayoutBox(layoutObject()).size().width();
 
     ASSERT(isInlineFlowBox());
-    LayoutBoxModelObject* flowObject = boxModelObject();
+    LineLayoutBoxModel flowObject = boxModelObject();
     const FontMetrics& fontMetrics = lineLayoutItem().style(isFirstLineStyle())->fontMetrics();
     LayoutUnit result = fontMetrics.height();
     if (parent())
-        result += flowObject->borderAndPaddingLogicalHeight();
+        result += flowObject.borderAndPaddingLogicalHeight();
     return result;
 }
 
 int InlineBox::baselinePosition(FontBaseline baselineType) const
 {
-    return boxModelObject()->baselinePosition(baselineType, m_bitfields.firstLine(), isHorizontal() ? HorizontalLine : VerticalLine, PositionOnContainingLine);
+    return boxModelObject().baselinePosition(baselineType, m_bitfields.firstLine(), isHorizontal() ? HorizontalLine : VerticalLine, PositionOnContainingLine);
 }
 
 LayoutUnit InlineBox::lineHeight() const
 {
-    return boxModelObject()->lineHeight(m_bitfields.firstLine(), isHorizontal() ? HorizontalLine : VerticalLine, PositionOnContainingLine);
+    return boxModelObject().lineHeight(m_bitfields.firstLine(), isHorizontal() ? HorizontalLine : VerticalLine, PositionOnContainingLine);
 }
 
 int InlineBox::caretMinOffset() const