More changes

Author: tejasd

firebase-perf/src/main/java/com/google/firebase/perf/session/PerfSession.java

@@ -79,7 +79,8 @@ public String sessionId() {
     return Objects.requireNonNull(sessionDetails).getSessionId();
   }
 
-  protected String getInternalSessionId() {
+  @VisibleForTesting(otherwise = VisibleForTesting.PACKAGE_PRIVATE)
+  public String getInternalSessionId() {
     return internalSessionId;
   }
 

firebase-perf/src/main/java/com/google/firebase/perf/session/SessionManager.java

@@ -39,7 +39,7 @@ public class SessionManager {
 
   @SuppressLint("StaticFieldLeak")
   private static final SessionManager instance = new SessionManager();
-  
+
   private final GaugeManager gaugeManager;
   private final AppStateMonitor appStateMonitor;
   private final Set<WeakReference<SessionAwareObject>> clients = new HashSet<>();