Let RangeboundaryPoint::container_node_ be reference.

third_party/WebKit/Source/core/dom/Range.h

Index: third_party/WebKit/Source/core/dom/Range.h
diff --git a/third_party/WebKit/Source/core/dom/Range.h b/third_party/WebKit/Source/core/dom/Range.h
index b8ddecea2e6da052b476f710c733c2a04968cf31..c6918ffa4025482ee6aed2350bdde4a7716782f1 100644
--- a/third_party/WebKit/Source/core/dom/Range.h
+++ b/third_party/WebKit/Source/core/dom/Range.h
@@ -68,9 +68,9 @@ class CORE_EXPORT Range final : public GarbageCollected<Range>,
     DCHECK(owner_document_);
     return *owner_document_.Get();
   }
-  Node* startContainer() const { return start_.Container(); }
+  Node* startContainer() const { return &start_.Container(); }
   unsigned startOffset() const { return start_.Offset(); }
-  Node* endContainer() const { return end_.Container(); }
+  Node* endContainer() const { return &end_.Container(); }
   unsigned endOffset() const { return end_.Offset(); }
 
   bool collapsed() const { return start_ == end_; }