chore: refactor

plugins/welcome/src/components/WelcomePage/WelcomePage.tsx

@@ -14,7 +14,6 @@
  * limitations under the License.
  */
 
-import { BackstageTheme } from '@backstage/theme';
 import React from 'react';
 import { Link as RouterLink } from 'react-router-dom';
 import {
@@ -24,7 +23,6 @@ import {
   ListItem,
   ListItemText,
   Link,
-  useTheme,
 } from '@material-ui/core';
 import {
   Content,
@@ -40,17 +38,12 @@ import {
 } from '@backstage/core';
 
 const WelcomePage = () => {
-  const backstageTheme = useTheme<BackstageTheme>();
   const appTitle =
     useApi(configApiRef).getOptionalString('app.title') ?? 'Backstage';
   const profile = { givenName: '' };
 
   return (
-    <Page
-      theme={backstageTheme.getPageTheme({
-        themeId: 'home',
-      })}
-    >
+    <Page themeId="home">
       <Header
         title={`Welcome ${profile.givenName || `to ${appTitle}`}`}
         subtitle="Let's start building a better developer experience"