Revert "SERVER-45453 Change name and usage of '$_internalJs' to '$function'"

This reverts commit 656313f6c949a5c49c42d080548067d5a8c37047.

1 files changed, 2 insertions, 2 deletions

diff --git a/src/mongo/db/pipeline/expression_visitor.h b/src/mongo/db/pipeline/expression_visitor.h
index 326c8e2e6ce..04100467daf 100644
--- a/src/mongo/db/pipeline/expression_visitor.h
+++ b/src/mongo/db/pipeline/expression_visitor.h
@@ -147,7 +147,7 @@ class ExpressionInternalFindSlice;
 class ExpressionInternalFindPositional;
 class ExpressionInternalFindElemMatch;
 class ExpressionInternalJsEmit;
-class ExpressionFunction;
+class ExpressionInternalJs;
 class ExpressionDegreesToRadians;
 class ExpressionRadiansToDegrees;
 
@@ -293,7 +293,7 @@ public:
     virtual void visit(ExpressionFromAccumulator<AccumulatorMergeObjects>*) = 0;
     virtual void visit(ExpressionTests::Testable*) = 0;
     virtual void visit(ExpressionInternalJsEmit*) = 0;
-    virtual void visit(ExpressionFunction*) = 0;
+    virtual void visit(ExpressionInternalJs*) = 0;
     virtual void visit(ExpressionInternalFindSlice*) = 0;
     virtual void visit(ExpressionInternalFindPositional*) = 0;
     virtual void visit(ExpressionInternalFindElemMatch*) = 0;