test/hotspot/jtreg/gc/TestAllocateHeapAtError.java

8217332: JTREG: Clean up, use generics instead of raw types

 import java.util.Collections;
 import java.util.UUID;
 
 public class TestAllocateHeapAtError {
   public static void main(String args[]) throws Exception {
-    ArrayList<String> vmOpts = new ArrayList();
+    ArrayList<String> vmOpts = new ArrayList<>();
 
     String testVmOptsStr = System.getProperty("test.java.opts");
     if (!testVmOptsStr.isEmpty()) {
       String[] testVmOpts = testVmOptsStr.split(" ");
       Collections.addAll(vmOpts, testVmOpts);