fix(header): remove isMobile prop handling

fix(header): remove `isMobile` prop handling, because header is already
responsive

src/common/components/Header/index.jsx

@@ -9,25 +9,21 @@ import _ from 'lodash'
 import {TOGGLE_SIDEBAR} from 'actions/layout'
 import {StyledHeader} from './style'
 import {getMetaRoutes} from 'routing'
-import {getLayoutMobileStatuses} from 'selectors'
 import Headroom from 'react-headroom'
 
 type Props = {
 	title: string,
-	toggleSidebar: () => void,
-	isMobile: boolean
+	toggleSidebar: () => void
 }
 
-const Header = ({title, toggleSidebar, isMobile}: Props) => {
+const Header = ({title, toggleSidebar}: Props) => {
 	return (
 		<Headroom>
 			<StyledHeader>
 				<div className="header-inner">
-					{isMobile && (
-						<span className="navicon" role="button" onClick={toggleSidebar}>
-							<Icon name="content" />
-						</span>
-					)}
+					<span className="navicon" role="button" onClick={toggleSidebar}>
+						<Icon name="content" />
+					</span>
 					<span className="page-title">{title}</span>
 				</div>
 			</StyledHeader>
@@ -38,11 +34,9 @@ const Header = ({title, toggleSidebar, isMobile}: Props) => {
 const mapStateToProps = (state, props) => {
 	const {location: {pathname}} = props
 	const {name: title} =
-		_.find(getMetaRoutes(), a => matchPath(pathname, a)) || {}
-	const {isMobile} = getLayoutMobileStatuses(state)
+		_.find(getMetaRoutes(), a => matchPath(pathname, a))
 	return {
-		title,
-		isMobile
+		title
 	}
 }