From ff078cb4b50d82ac263f8299217f3304b0fe17f7 Mon Sep 17 00:00:00 2001
From: ibaker <ibaker@google.com>
Date: Tue, 10 Aug 2021 09:57:54 +0100
Subject: [PATCH] Add explicit protected constructor to Timeline.

Timeline is already abstract, so it can only be constructed from a
subclass anyway.

PiperOrigin-RevId: 389827960
---
 .../src/main/java/com/google/android/exoplayer2/Timeline.java   | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/library/common/src/main/java/com/google/android/exoplayer2/Timeline.java b/library/common/src/main/java/com/google/android/exoplayer2/Timeline.java
index 5e9ff6a65d..189efc3258 100644
--- a/library/common/src/main/java/com/google/android/exoplayer2/Timeline.java
+++ b/library/common/src/main/java/com/google/android/exoplayer2/Timeline.java
@@ -983,6 +983,8 @@ public abstract class Timeline implements Bundleable {
         }
       };
 
+  protected Timeline() {}
+
   /** Returns whether the timeline is empty. */
   public final boolean isEmpty() {
     return getWindowCount() == 0;