return ChildRole.COMMA for comma between fields in anonymous class (IDEA-130275)

java/java-psi-impl/src/com/intellij/psi/impl/source/tree/java/AnonymousClassElementBase.java

@@ -85,6 +85,9 @@ public abstract class AnonymousClassElementBase extends ClassElement {
     else if (i == JavaTokenType.RBRACE) {
       return getChildRole(child, ChildRole.RBRACE);
     }
+    else if (i == JavaTokenType.COMMA) {
+      return ChildRole.COMMA;
+    }
     else {
       return ChildRoleBase.NONE;
     }

java/java-tests/testSrc/com/intellij/psi/formatter/java/JavaFormatterSpaceTest.java

@@ -579,4 +579,14 @@ public class JavaFormatterSpaceTest extends AbstractJavaFormatterTest {
     doMethodTest(before, "Test.class");
   }
 
+  public void testMultipleFieldDeclaration_InAnonymousClass() {
+    doMethodTest(
+      "new Object() {\n" +
+      "boolean one, two;\n" +
+      "};",
+      "new Object() {\n" +
+      "    boolean one, two;\n" +
+      "};"
+    );
+  }
 }