Change RenderObject::style(bool) to accept an enum instead

Source/core/rendering/RenderBox.cpp

Index: Source/core/rendering/RenderBox.cpp
diff --git a/Source/core/rendering/RenderBox.cpp b/Source/core/rendering/RenderBox.cpp
index ad1a31ceef9916a6655be919812bd271853e51b1..5050ed421ab3f0f9018999c76e270213ac168888 100644
--- a/Source/core/rendering/RenderBox.cpp
+++ b/Source/core/rendering/RenderBox.cpp
@@ -4349,14 +4349,14 @@ bool RenderBox::isUnsplittableForPagination() const
     return isReplaced() || hasUnsplittableScrollingOverflow() || (parent() && isWritingModeRoot());
 }
 
-LayoutUnit RenderBox::lineHeight(bool /*firstLine*/, LineDirectionMode direction, LinePositionMode /*linePositionMode*/) const
+LayoutUnit RenderBox::lineHeight(OwnOrFirstLineStyle, LineDirectionMode direction, LinePositionMode /*linePositionMode*/) const
 {
     if (isReplaced())
         return direction == HorizontalLine ? m_marginBox.top() + height() + m_marginBox.bottom() : m_marginBox.right() + width() + m_marginBox.left();
     return 0;
 }
 
-int RenderBox::baselinePosition(FontBaseline baselineType, bool /*firstLine*/, LineDirectionMode direction, LinePositionMode linePositionMode) const
+int RenderBox::baselinePosition(FontBaseline baselineType, OwnOrFirstLineStyle, LineDirectionMode direction, LinePositionMode linePositionMode) const
 {
     ASSERT(linePositionMode == PositionOnContainingLine);
     if (isReplaced()) {