src/java.base/share/classes/java/nio/file/FileSystems.java

@@ -91,11 +91,11 @@
 
         // returns default file system
         private static FileSystem defaultFileSystem() {
             // load default provider
             FileSystemProvider provider = AccessController
-                .doPrivileged(new PrivilegedAction<FileSystemProvider>() {
+                .doPrivileged(new PrivilegedAction<>() {
                     public FileSystemProvider run() {
                         return getDefaultProvider();
                     }
                 });