SERVER-38249 Implement stdx unordered_map and unordered_set as absl node hash map/set.

Remove stdx::unordered_multimap and multiset.

Custom hashers to stdx::unordered_map are not trusted by default, we
will rehash the produced hash with absl again to ensure we have a good
hash function.

1 files changed, 2 insertions, 2 deletions

diff --git a/src/mongo/dbtests/commandtests.cpp b/src/mongo/dbtests/commandtests.cpp
index f7212764304..08c24bc60d2 100644
--- a/src/mongo/dbtests/commandtests.cpp
+++ b/src/mongo/dbtests/commandtests.cpp
@@ -349,9 +349,9 @@ public:
         bool ok = db.runCommand(nsDb(), BSON("rolesInfo" << 1), result);
         ASSERT(ok);
 
-        stdx::unordered_set<std::string> observedFields;
+        StringSet observedFields;
         for (const auto& field : result) {
-            ASSERT(observedFields.find(field) == observedFields.end());
+            ASSERT(observedFields.find(field.fieldNameStringData()) == observedFields.end());
             observedFields.insert(field);
         }
     }