Convert RenderBlockFlow code to use FloatingObject references

Source/core/layout/line/LineBreaker.cpp

Index: Source/core/layout/line/LineBreaker.cpp
diff --git a/Source/core/layout/line/LineBreaker.cpp b/Source/core/layout/line/LineBreaker.cpp
index 228a5ea97f03b002c079f4ab6848f5d4fc2a197c..4d4d316509ac0da65d42bb0805d3a92475a4f88f 100644
--- a/Source/core/layout/line/LineBreaker.cpp
+++ b/Source/core/layout/line/LineBreaker.cpp
@@ -39,7 +39,7 @@ void LineBreaker::skipLeadingWhitespace(InlineBidiResolver& resolver, LineInfo&
                 lineInfo.incrementRunsFromLeadingWhitespace();
             }
         } else if (object->isFloating()) {
-            m_block->positionNewFloatOnLine(m_block->insertFloatingObject(*toLayoutBox(object)), lastFloatFromPreviousLine, lineInfo, width);
+            m_block->positionNewFloatOnLine(*m_block->insertFloatingObject(*toLayoutBox(object)), lastFloatFromPreviousLine, lineInfo, width);
         }
         resolver.position().increment(&resolver);
     }