Bug 125872 [clean up] 'Serial id' should not be in J2SE 5 section
20060131 'Serial id' should not be in J2SE 5 section. It is valid for all source levels.
org.eclipse.jdt.ui.tests/ui/org/eclipse/jdt/ui/tests/quickfix/CleanUpTest.java
buf.append("package test1;\n");
		buf.append("public class E1 {\n");
		buf.append("    public static int E1N;\n");
		buf.append("}\n");
		ICompilationUnit cu1= pack1.createCompilationUnit("E1.java", buf.toString(), false, null);
		
		buf= new StringBuffer();
		buf.append("package test1;\n");
		buf.append("public class E2 extends E1 {\n");
		buf.append("    public static int E2N = 10;\n");
		buf.append("    public void foo() {\n");
		buf.append("        System.out.println(E1.E1N);\n");
		buf.append("        System.out.println(E2.E1N);\n");
		buf.append("    }\n");
		buf.append("}\n");
		ICompilationUnit cu2= pack1.createCompilationUnit("E2.java", buf.toString(), false, null);
		
		IPackageFragment pack2= fSourceFolder.createPackageFragment("test2", false, null);
		buf= new StringBuffer();
		buf.append("package test2;\n");
		buf.append("import test1.E1;\n");
		buf.append("import test1.E2;\n");
		buf.append("public class E3 extends E2 {\n");
		buf.append("    public void foo() {\n");
		buf.append("        System.out.println(E1.E1N);\n");
		buf.append("        System.out.println(E2.E1N);\n");
		buf.append("        System.out.println(E3.E1N);\n");
		buf.append("        System.out.println(E2.E2N);\n");
		buf.append("        System.out.println(E3.E2N);\n");
		buf.append("    }\n");