Fix implicit retain self warnings (#808)

Xcode has starting warning about us implicitly retaining self references
within blocks. This commit fixes it by explicitly mentioning self. No
real changes are introduced here; this is effectively just making
implicit behaviour explicit.

1 files changed, 2 insertions, 2 deletions

diff --git a/Firestore/Source/Remote/FSTRemoteStore.mm b/Firestore/Source/Remote/FSTRemoteStore.mm
index c6668bf..b2e4013 100644
--- a/Firestore/Source/Remote/FSTRemoteStore.mm
+++ b/Firestore/Source/Remote/FSTRemoteStore.mm
@@ -507,10 +507,10 @@ static const int kOnlineAttemptsBeforeFailure = 2;
                                  FSTBoxedTargetID *target, FSTTargetChange *change, BOOL *stop) {
     NSData *resumeToken = change.resumeToken;
     if (resumeToken.length > 0) {
-      FSTQueryData *queryData = _listenTargets[target];
+      FSTQueryData *queryData = self->_listenTargets[target];
       // A watched target might have been removed already.
       if (queryData) {
-        _listenTargets[target] =
+        self->_listenTargets[target] =
             [queryData queryDataByReplacingSnapshotVersion:change.snapshotVersion
                                                resumeToken:resumeToken];
       }