Bug 123468 [clean up] 'add this qualifier' super.field becomes super.this.field
org.eclipse.jdt.ui.tests/ui/org/eclipse/jdt/ui/tests/quickfix/CleanUpTest.java
buf.append("        int i;\n");
		buf.append("        for (i = 0; i < array.length; i++) {}\n");
		buf.append("        System.out.println(i);\n");
		buf.append("    }\n");
		buf.append("}\n");
		ICompilationUnit cu1= pack1.createCompilationUnit("E1.java", buf.toString(), false, null);
		
		CleanUpRefactoring refactoring= new CleanUpRefactoring();
		refactoring.addCompilationUnit(cu1);
		
		ICleanUp cleanUp= new Java50CleanUp(Java50CleanUp.CONVERT_FOR_LOOP_TO_ENHANCED_FOR_LOOP);
		refactoring.addCleanUp(cleanUp);
		
		assertRefactoringHasNoChange(refactoring);
	}
	
	public void testJava50ForLoop11() throws Exception {
		IPackageFragment pack1= fSourceFolder.createPackageFragment("test1", false, null);
		StringBuffer buf= new StringBuffer();
		buf.append("package test1;\n");
		buf.append("public class E1 {\n");
		buf.append("    private class E1Sub {\n");
		buf.append("        public int[] array;    \n");
		buf.append("    }\n");
		buf.append("    private E1Sub e1sub;\n");
		buf.append("    public void foo() {\n");
		buf.append("        for (int i = this.e1sub.array.length;i < 1;i++) {\n");
		buf.append("            System.out.println(1);\n");
		buf.append("        }\n");
		buf.append("    }\n");