4 files changed, 6 insertions, 6 deletions
diff --git a/app/javascript/mastodon/components/column_header.js b/app/javascript/mastodon/components/column_header.js
index 05e1de705..e4fa8fa7a 100644
--- a/app/javascript/mastodon/components/column_header.js
+++ b/app/javascript/mastodon/components/column_header.js
@@ -135,7 +135,7 @@ export default class ColumnHeader extends React.PureComponent {
 
     return (
       <div className={wrapperClassName}>
-        <h1 tabIndex={focusable && '0'} role='button' className={buttonClassName} aria-label={title} onClick={this.handleTitleClick}>
+        <h1 tabIndex={focusable ? 0 : null} role='button' className={buttonClassName} aria-label={title} onClick={this.handleTitleClick}>
           <i className={`fa fa-fw fa-${icon} column-header__icon`} />
           {title}
 
@@ -145,7 +145,7 @@ export default class ColumnHeader extends React.PureComponent {
           </div>
         </h1>
 
-        <div className={collapsibleClassName} tabIndex={collapsed && -1} onTransitionEnd={this.handleTransitionEnd}>
+        <div className={collapsibleClassName} tabIndex={collapsed ? -1 : null} onTransitionEnd={this.handleTransitionEnd}>
           <div className='column-header__collapsible-inner'>
             {(!collapsed || animating) && collapsedContent}
           </div>
diff --git a/app/javascript/mastodon/containers/mastodon.js b/app/javascript/mastodon/containers/mastodon.js
index 884fc161a..31167cbd8 100644
--- a/app/javascript/mastodon/containers/mastodon.js
+++ b/app/javascript/mastodon/containers/mastodon.js
@@ -5,7 +5,7 @@ import configureStore from '../store/configureStore';
 import { showOnboardingOnce } from '../actions/onboarding';
 import BrowserRouter from 'react-router-dom/BrowserRouter';
 import Route from 'react-router-dom/Route';
-import ScrollContext from 'react-router-scroll/lib/ScrollBehaviorContext';
+import { ScrollContext } from 'react-router-scroll';
 import UI from '../features/ui';
 import { hydrateStore } from '../actions/store';
 import { connectUserStream } from '../actions/streaming';
diff --git a/app/javascript/mastodon/features/ui/index.js b/app/javascript/mastodon/features/ui/index.js
index 2a55cfb4c..0e4796fcb 100644
--- a/app/javascript/mastodon/features/ui/index.js
+++ b/app/javascript/mastodon/features/ui/index.js
@@ -48,7 +48,7 @@ const mapStateToProps = state => ({
 
 @connect(mapStateToProps)
 @withRouter
-export default class UI extends React.PureComponent {
+export default class UI extends React.Component {
 
   static contextTypes = {
     router: PropTypes.object.isRequired,
diff --git a/app/javascript/mastodon/performance.js b/app/javascript/mastodon/performance.js
index 396c605e4..450a90626 100644
--- a/app/javascript/mastodon/performance.js
+++ b/app/javascript/mastodon/performance.js
@@ -14,8 +14,8 @@ if (process.env.NODE_ENV === 'development') {
   }
   marky = require('marky');
   // allows us to easily do e.g. ReactPerf.printWasted() while debugging
-  window.ReactPerf = require('react-addons-perf');
-  window.ReactPerf.start();
+  //window.ReactPerf = require('react-addons-perf');
+  //window.ReactPerf.start();
 }
 
 export function start(name) {