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("public class E1 {\n");
		buf.append("    public void foo() {\n");
		buf.append("        E2 e2= new E2();\n");
		buf.append("        e2.foo();\n");
		buf.append("        E3 e3= new E3();\n");
		buf.append("        for (int i = e3.array.length; i < 1; i++) {\n");
		buf.append("            System.out.println(1);\n");
		buf.append("        }\n");
		buf.append("    }\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 {\n");
		buf.append("    public void foo() {};\n");
		buf.append("}\n");
		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("public class E2 {}\n");
		pack2.createCompilationUnit("E2.java", buf.toString(), false, null);
		buf= new StringBuffer();
		buf.append("package test2;\n");
		buf.append("public class E3 {\n");
		buf.append("    public E2[] array;\n");
		buf.append("}\n");
		pack2.createCompilationUnit("E3.java", buf.toString(), false, null);