From 72e04d1b868f99e8b31df50ec5a5add1e55adb9d Mon Sep 17 00:00:00 2001
From: Manuel Martin <manmartin@mozilla.com>
Date: Sat, 4 Jan 2020 01:47:10 +0100
Subject: [PATCH] Do not send unstack callbacks for child sessions (#2588)

---
 .../mozilla/vrbrowser/browser/engine/Session.java    | 12 +-----------
 1 file changed, 1 insertion(+), 11 deletions(-)

diff --git a/app/src/common/shared/org/mozilla/vrbrowser/browser/engine/Session.java b/app/src/common/shared/org/mozilla/vrbrowser/browser/engine/Session.java
index 2869932bf..712bdcb81 100644
--- a/app/src/common/shared/org/mozilla/vrbrowser/browser/engine/Session.java
+++ b/app/src/common/shared/org/mozilla/vrbrowser/browser/engine/Session.java
@@ -75,7 +75,7 @@ public class Session implements ContentBlocking.Delegate, GeckoSession.Navigatio
     private transient CopyOnWriteArrayList<GeckoSession.SelectionActionDelegate> mSelectionActionListeners;
 
     private SessionState mState;
-    private CopyOnWriteArrayList<Runnable> mQueuedCalls = new CopyOnWriteArrayList<>();
+    private transient CopyOnWriteArrayList<Runnable> mQueuedCalls = new CopyOnWriteArrayList<>();
     private transient GeckoSession.PermissionDelegate mPermissionDelegate;
     private transient GeckoSession.PromptDelegate mPromptDelegate;
     private transient GeckoSession.HistoryDelegate mHistoryDelegate;
@@ -1472,16 +1472,6 @@ public void onActiveStateChange(Session aSession, boolean aActive) {
         }
     }
 
-    @Override
-    public void onStackSession(Session aSession) {
-        if (aSession.equals(this)) {
-            return;
-        }
-        for (SessionChangeListener listener : mSessionChangeListeners) {
-            listener.onStackSession(aSession);
-        }
-    }
-
     // Display functions
     public void releaseDisplay() {
         surfaceDestroyed();