Introduce LayoutObject::createPositionWithAffinity(int offset)

Source/core/layout/svg/LayoutSVGText.cpp

Index: Source/core/layout/svg/LayoutSVGText.cpp
diff --git a/Source/core/layout/svg/LayoutSVGText.cpp b/Source/core/layout/svg/LayoutSVGText.cpp
index c74404e94014eef9122a2bc0886bdf42e2ab6410..1f76ce3a176786a71b937669163b679e8bd72946 100644
--- a/Source/core/layout/svg/LayoutSVGText.cpp
+++ b/Source/core/layout/svg/LayoutSVGText.cpp
@@ -446,14 +446,14 @@ PositionWithAffinity LayoutSVGText::positionForPoint(const LayoutPoint& pointInC
 {
     RootInlineBox* rootBox = firstRootBox();
     if (!rootBox)
-        return createPositionWithAffinity(0, DOWNSTREAM);
+        return createPositionWithAffinity(0);
 
     ASSERT(!rootBox->nextRootBox());
     ASSERT(childrenInline());
 
     InlineBox* closestBox = toSVGRootInlineBox(rootBox)->closestLeafChildForPosition(pointInContents);
     if (!closestBox)
-        return createPositionWithAffinity(0, DOWNSTREAM);
+        return createPositionWithAffinity(0);
 
     return closestBox->layoutObject().positionForPoint(LayoutPoint(pointInContents.x(), closestBox->y()));
 }