Position a float before laying it out.

third_party/WebKit/Source/core/layout/api/LineLayoutBlockFlow.h

Index: third_party/WebKit/Source/core/layout/api/LineLayoutBlockFlow.h
diff --git a/third_party/WebKit/Source/core/layout/api/LineLayoutBlockFlow.h b/third_party/WebKit/Source/core/layout/api/LineLayoutBlockFlow.h
index c2d1ae32cf1596ff4b9698ebb21c0920429eaa2a..51df00a8dfffce9d54ad899773ffc9784c305aea 100644
--- a/third_party/WebKit/Source/core/layout/api/LineLayoutBlockFlow.h
+++ b/third_party/WebKit/Source/core/layout/api/LineLayoutBlockFlow.h
@@ -122,6 +122,11 @@ class LineLayoutBlockFlow : public LineLayoutBox {
     return toBlockFlow()->placeNewFloats(logicalTopMarginEdge, width);
   }
 
+  void positionAndLayoutFloat(FloatingObject& floatingObject,
+                              LayoutUnit logicalTopMarginEdge) {
+    toBlockFlow()->positionAndLayoutFloat(floatingObject, logicalTopMarginEdge);
+  }
+
   LayoutUnit nextFloatLogicalBottomBelow(LayoutUnit logicalHeight) const {
     return toBlockFlow()->nextFloatLogicalBottomBelow(logicalHeight);
   }