perf(sidebar): Lazy load sidebar panels without 500ms delay (#1223)

Author: ConradJChan

src/elements/common/async-load/AsyncLoad.js

@@ -19,14 +19,14 @@ const DEFAULT_BACKOFF_FACTOR = 2;
 const NullComponent = () => null;
 
 const AsyncLoad = (asyncProps: Props = {}) => {
-    const asyncLoadWithRetry = () =>
+    const retryAsyncLoad = () =>
         retryNumOfTimes(
             (successCallback, errorCallback) => asyncProps.loader().then(successCallback, errorCallback),
             DEFAULT_NUM_TIMES,
             DEFAULT_INITIAL_DELAY,
             DEFAULT_BACKOFF_FACTOR,
         );
-    const LazyComponent = React.lazy(asyncLoadWithRetry);
+    const LazyComponent = React.lazy(() => asyncProps.loader().catch(retryAsyncLoad));
 
     return class extends React.Component<Object, State> {
         state = {