Only swap positions if both characters actually are absolute positioned

Source/core/rendering/svg/SVGRootInlineBox.cpp

Index: Source/core/rendering/svg/SVGRootInlineBox.cpp
diff --git a/Source/core/rendering/svg/SVGRootInlineBox.cpp b/Source/core/rendering/svg/SVGRootInlineBox.cpp
index 04284b6a870ed890217efb2b8b4045f2aa1d2bf2..6fe6f19b66470d69685e7ce5703f48f07311f1e0 100644
--- a/Source/core/rendering/svg/SVGRootInlineBox.cpp
+++ b/Source/core/rendering/svg/SVGRootInlineBox.cpp
@@ -217,21 +217,11 @@ static inline void swapItemsInLayoutAttributes(SVGTextLayoutAttributes* firstAtt
     SVGCharacterDataMap::iterator itLast = lastAttributes->characterDataMap().find(lastPosition + 1);
     bool firstPresent = itFirst != firstAttributes->characterDataMap().end();
     bool lastPresent = itLast != lastAttributes->characterDataMap().end();
-    if (!firstPresent && !lastPresent)
+    // We only want to perform the swap if both inline boxes are absolutely
+    // positioned.
+    if (!firstPresent || !lastPresent)
         return;
-
-    if (firstPresent && lastPresent) {
-        std::swap(itFirst->value, itLast->value);
-        return;
-    }
-
-    if (firstPresent && !lastPresent) {
-        lastAttributes->characterDataMap().set(lastPosition + 1, itFirst->value);
-        return;
-    }
-
-    // !firstPresent && lastPresent
-    firstAttributes->characterDataMap().set(firstPosition + 1, itLast->value);
+    std::swap(itFirst->value, itLast->value);
 }
 
 static inline void findFirstAndLastAttributesInVector(Vector<SVGTextLayoutAttributes*>& attributes, RenderSVGInlineText* firstContext, RenderSVGInlineText* lastContext,