1 files changed, 11 insertions, 0 deletions
diff --git a/Firestore/Source/Remote/FSTRemoteEvent.h b/Firestore/Source/Remote/FSTRemoteEvent.h
index dd45117..0f6b6c7 100644
--- a/Firestore/Source/Remote/FSTRemoteEvent.h
+++ b/Firestore/Source/Remote/FSTRemoteEvent.h
@@ -172,6 +172,17 @@ eventWithSnapshotVersion:(FSTSnapshotVersion *)snapshotVersion
 /** Handles an existence filter mismatch */
 - (void)handleExistenceFilterMismatchForTargetID:(FSTBoxedTargetID *)targetID;
 
+- (void)synthesizeDeleteForLimboTargetChange:(FSTTargetChange *)targetChange
+                                         key:(const firebase::firestore::model::DocumentKey &)key;
+
+/**
+ * Strips out mapping changes that aren't actually changes. That is, if the document already
+ * existed in the target, and is being added in the target, and this is not a reset, we can
+ * skip doing the work to associate the document with the target because it has already been done.
+ */
+- (void)filterUpdatesFromTargetChange:(FSTTargetChange *)targetChange
+                    existingDocuments:(FSTDocumentKeySet *)existingDocuments;
+
 @end
 
 #pragma mark - FSTWatchChangeAggregator