Remove the wrong optimization in replacing a text node with innerHTML

third_party/WebKit/Source/core/editing/serializers/Serialization.cpp

Index: third_party/WebKit/Source/core/editing/serializers/Serialization.cpp
diff --git a/third_party/WebKit/Source/core/editing/serializers/Serialization.cpp b/third_party/WebKit/Source/core/editing/serializers/Serialization.cpp
index bf02c4e921063660c3dab572aa2b4d9dca6b0ea8..c91ae7830da91c647ce182dcd493d0556cfedf9c 100644
--- a/third_party/WebKit/Source/core/editing/serializers/Serialization.cpp
+++ b/third_party/WebKit/Source/core/editing/serializers/Serialization.cpp
@@ -713,13 +713,6 @@ void replaceChildrenWithFragment(ContainerNode* container,
     return;
   }
 
-  // FIXME: This is wrong if containerNode->firstChild() has more than one ref!
-  if (containerNode->hasOneTextChild() && fragment->hasOneTextChild()) {
-    toText(containerNode->firstChild())
-        ->setData(toText(fragment->firstChild())->data());
-    return;
-  }
-
   // FIXME: No need to replace the child it is a text node and its contents are
   // already == text.
   if (containerNode->hasOneChild()) {