Refactor initial state: "me" (#5563)

* Refactor initial state: "me"

* remove "me" from reducers/meta.js

app/javascript/mastodon/features/ui/index.js

@@ -38,13 +38,13 @@ import {
   PinnedStatuses,
 } from './util/async-components';
 import { HotKeys } from 'react-hotkeys';
+import { me } from '../../initial_state';
 
 // Dummy import, to make sure that <Status /> ends up in the application bundle.
 // Without this it ends up in ~8 very commonly used bundles.
 import '../../components/status';
 
 const mapStateToProps = state => ({
-  me: state.getIn(['meta', 'me']),
   isComposing: state.getIn(['compose', 'is_composing']),
 });
 
@@ -86,7 +86,6 @@ export default class UI extends React.Component {
     dispatch: PropTypes.func.isRequired,
     children: PropTypes.node,
     isComposing: PropTypes.bool,
-    me: PropTypes.string,
     location: PropTypes.object,
   };
 
@@ -305,7 +304,7 @@ export default class UI extends React.Component {
   }
 
   handleHotkeyGoToProfile = () => {
-    this.context.router.history.push(`/accounts/${this.props.me}`);
+    this.context.router.history.push(`/accounts/${me}`);
   }
 
   handleHotkeyGoToBlocked = () => {