Merge branch 'defensive-this-node' into 'develop'

Possible crash fix: defensive checks of this.node

See merge request soapbox-pub/soapbox-fe!604

app/soapbox/features/status/index.js

@@ -462,7 +462,7 @@ class Status extends ImmutablePureComponent {
       return;
     }
 
-    if (prevProps.status && ancestorsIds && ancestorsIds.size > 0) {
+    if (prevProps.status && ancestorsIds && ancestorsIds.size > 0 && this.node) {
       const element = this.node.querySelector('.detailed-status');
 
       window.requestAnimationFrame(() => {

app/soapbox/features/ui/index.js

@@ -463,6 +463,7 @@ class UI extends React.PureComponent {
 
   handleHotkeyNew = e => {
     e.preventDefault();
+    if (!this.node) return;
 
     const element = this.node.querySelector('.compose-form__autosuggest-wrapper textarea');
 
@@ -473,6 +474,7 @@ class UI extends React.PureComponent {
 
   handleHotkeySearch = e => {
     e.preventDefault();
+    if (!this.node) return;
 
     const element = this.node.querySelector('.search__input');