1 files changed, 2 insertions, 44 deletions
diff --git a/src/mongo/db/ttl_collection_cache.cpp b/src/mongo/db/ttl_collection_cache.cpp
index 86fcc682068..27d1335510c 100644
--- a/src/mongo/db/ttl_collection_cache.cpp
+++ b/src/mongo/db/ttl_collection_cache.cpp
@@ -63,30 +63,13 @@ void TTLCollectionCache::registerTTLInfo(UUID uuid, const Info& info) {
     }
 }
 
-void TTLCollectionCache::_deregisterTTLInfo(UUID uuid, const Info& info) {
+void TTLCollectionCache::deregisterTTLInfo(UUID uuid, const Info& info) {
     stdx::lock_guard<Latch> lock(_ttlInfosLock);
     auto infoIt = _ttlInfos.find(uuid);
     fassert(5400705, infoIt != _ttlInfos.end());
     auto& [_, infoVec] = *infoIt;
 
-    auto iter = infoVec.begin();
-    if (info.isClustered()) {
-        // For clustered collections, we cannot have more than one clustered info per UUID.
-        // All we have to do here is ensure that the 'info' to search for is also 'clustered'.
-        iter = std::find_if(infoVec.begin(), infoVec.end(), [](const auto& infoVecItem) {
-            return infoVecItem.isClustered();
-        });
-    } else {
-        // For TTL indexes, we search non-clustered TTL info items on the index name only.
-        auto indexName = info.getIndexName();
-        iter = std::find_if(infoVec.begin(), infoVec.end(), [&indexName](const auto& infoVecItem) {
-            if (infoVecItem.isClustered()) {
-                return false;
-            }
-            return indexName == infoVecItem.getIndexName();
-        });
-    }
-
+    auto iter = std::find(infoVec.begin(), infoVec.end(), info);
     fassert(40220, iter != infoVec.end());
     infoVec.erase(iter);
     if (infoVec.empty()) {
@@ -94,31 +77,6 @@ void TTLCollectionCache::_deregisterTTLInfo(UUID uuid, const Info& info) {
     }
 }
 
-void TTLCollectionCache::deregisterTTLIndexByName(UUID uuid, const IndexName& indexName) {
-    _deregisterTTLInfo(std::move(uuid), TTLCollectionCache::Info{indexName, /*unusedSpec=*/{}});
-}
-
-void TTLCollectionCache::deregisterTTLClusteredIndex(UUID uuid) {
-    _deregisterTTLInfo(std::move(uuid),
-                       TTLCollectionCache::Info{TTLCollectionCache::ClusteredId{}});
-}
-
-void TTLCollectionCache::unsetTTLIndexExpireAfterSecondsNaN(UUID uuid, const IndexName& indexName) {
-    stdx::lock_guard<Latch> lock(_ttlInfosLock);
-    auto infoIt = _ttlInfos.find(uuid);
-    if (infoIt == _ttlInfos.end()) {
-        return;
-    }
-
-    auto&& infoVec = infoIt->second;
-    for (auto&& info : infoVec) {
-        if (!info.isClustered() && info.getIndexName() == indexName) {
-            info.unsetExpireAfterSecondsNaN();
-            break;
-        }
-    }
-}
-
 TTLCollectionCache::InfoMap TTLCollectionCache::getTTLInfos() {
     stdx::lock_guard<Latch> lock(_ttlInfosLock);
     return _ttlInfos;