comment fixes

Author: Brian Chen

firebase-firestore/src/main/java/com/google/firebase/firestore/remote/OnlineStateTracker.java

@@ -115,7 +115,7 @@ void handleWatchStreamFailure(Status status) {
       // To get to OnlineState.ONLINE, updateState() must have been called which would have reset
       // our heuristics.
       hardAssert(this.watchStreamFailures == 0, "watchStreamFailures must be 0");
-      hardAssert(this.connectivityAttemptTimer == null, "setConnectivityAttemptTimer must be null");
+      hardAssert(this.connectivityAttemptTimer == null, "connectivityAttemptTimer must be null");
     } else {
       watchStreamFailures++;
       if (watchStreamFailures >= MAX_WATCH_STREAM_FAILURES) {

firebase-firestore/src/main/java/com/google/firebase/firestore/util/ExponentialBackoff.java

@@ -131,6 +131,7 @@ public void backoffAndRun(Runnable task) {
 
     // Guard against the backoff delay already being past.
     long remainingDelayMs = Math.max(0, desiredDelayWithJitterMs - delaySoFarMs);
+
     if (currentBaseMs > 0) {
       Logger.debug(
           getClass().getSimpleName(),