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("package test1;\n");
		buf.append("public class E1 {\n");
		buf.append("    /**\n");
		buf.append("     * @deprecated\n");
		buf.append("     */\n");
		buf.append("    @Deprecated\n");
		buf.append("    private int f() {return 1;}\n");
		buf.append("}\n");
		String expected1= buf.toString();
		
		buf= new StringBuffer();
		buf.append("package test1;\n");
		buf.append("public class E2 extends E1{\n");
		buf.append("    /**\n");
		buf.append("     * @deprecated\n");
		buf.append("     */\n");
		buf.append("    @Deprecated\n");
		buf.append("    private int f1() {return 1;}\n");
		buf.append("    /**\n");
		buf.append("     * @deprecated\n");
		buf.append("     */\n");
		buf.append("    @Deprecated\n");
		buf.append("    private int f2() {return 2;}\n");
		buf.append("}\n");
		String expected2= buf.toString();
		int numberOfFixes= 2;
		int offset= 0;
		String[] previews= new String[numberOfFixes];
		for (int i= offset; i < numberOfFixes; i++) {
			IFix fix= cleanUp.createFix(units[i]);