Perform clean code of bundles/org.eclipse.equinox.p2.ui

Author: eclipse-equinox-bot

bundles/org.eclipse.equinox.p2.ui/src/org/eclipse/equinox/internal/p2/ui/viewers/MetadataRepositoryElementComparator.java

@@ -36,8 +36,8 @@ public MetadataRepositoryElementComparator(int sortKey) {
 
 	@Override
 	public int compare(Viewer viewer, Object obj1, Object obj2) {
-		MetadataRepositoryElement repo1 = obj1 instanceof MetadataRepositoryElement ? (MetadataRepositoryElement) obj1 : null;
-		MetadataRepositoryElement repo2 = obj2 instanceof MetadataRepositoryElement ? (MetadataRepositoryElement) obj2 : null;
+		MetadataRepositoryElement repo1 = obj1 instanceof MetadataRepositoryElement m ? m : null;
+		MetadataRepositoryElement repo2 = obj2 instanceof MetadataRepositoryElement m ? m : null;
 		if (repo1 == null || repo2 == null) {
 			// If these are not both metadata repository elements, use the super class comparator.
 			return super.compare(viewer, obj1, obj2);