revert: fixing #1757 by commenting out partial fix

- Fixes issue with ferdi not starting up.
- Also adds some defensive checks for the same code in other
repeated locations.

2 files changed, 2 insertions, 2 deletions

diff --git a/src/components/services/content/ConnectionLostBanner.js b/src/components/services/content/ConnectionLostBanner.js
index 343ddf8b4..ebe863333 100644
--- a/src/components/services/content/ConnectionLostBanner.js
+++ b/src/components/services/content/ConnectionLostBanner.js
@@ -26,7 +26,7 @@ const messages = defineMessages({
 
 let buttonTransition = 'none';
 
-if (window.matchMedia('(prefers-reduced-motion: no-preference)')) {
+if (window && window.matchMedia('(prefers-reduced-motion: no-preference)')) {
   buttonTransition = 'opacity 0.25s';
 }
 
diff --git a/src/components/services/tabs/TabItem.js b/src/components/services/tabs/TabItem.js
index 023e152c7..d4a4048eb 100644
--- a/src/components/services/tabs/TabItem.js
+++ b/src/components/services/tabs/TabItem.js
@@ -72,7 +72,7 @@ let pollIndicatorTransition = 'none';
 let polledTransition = 'none';
 let pollAnsweredTransition = 'none';
 
-if (window.matchMedia('(prefers-reduced-motion: no-preference)')) {
+if (window && window.matchMedia('(prefers-reduced-motion: no-preference)')) {
   pollIndicatorTransition = 'background 0.5s';
   polledTransition = 'background 0.1s';
   pollAnsweredTransition = 'background 0.1s';