From 40ef2879522b501d3f79e27daa1d9a888368c9bd Mon Sep 17 00:00:00 2001
From: Matthew Chen <matthew@signal.org>
Date: Wed, 30 May 2018 13:03:58 -0400
Subject: [PATCH] Avoid spurious animation in call view buttons.

---
 Signal/src/ViewControllers/CallViewController.swift | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Signal/src/ViewControllers/CallViewController.swift b/Signal/src/ViewControllers/CallViewController.swift
index d2a0d324a..8c4f449f7 100644
--- a/Signal/src/ViewControllers/CallViewController.swift
+++ b/Signal/src/ViewControllers/CallViewController.swift
@@ -714,6 +714,8 @@ class CallViewController: OWSViewController, CallObserver, CallServiceObserver,
             ongoingVideoCallControls.removeFromSuperview()
             ongoingCallControls.insertArrangedSubview(ongoingAudioCallControls, at: 0)
         }
+        // Layout immediately to avoid spurious animation.
+        ongoingCallControls.layoutIfNeeded()
 
         // Also hide other controls if user has tapped to hide them.
         if shouldRemoteVideoControlsBeHidden && !remoteVideoView.isHidden {