Bug 76530 [options] Warn about unused local variables and private members
I think we should warn about unused local variables and unused private members by default. These things are errors akin to unused imports, which we already warn about.
org.eclipse.jdt.ui.tests/ui/org/eclipse/jdt/ui/tests/quickfix/LocalCorrectionsQuickFixTest.java
buf.append("package test1;\n");
		buf.append("import pack.A;\n");		
		buf.append("import pack.B;\n");
		buf.append("public class E {\n");
		buf.append("    public void foo(B b) {\n");
		buf.append("        A.foo();\n");
		buf.append("    }\n");
		buf.append("}\n");
		String expected2= buf.toString();
		
		proposal= (CUCorrectionProposal) proposals.get(2);
		String preview3= getPreviewContent(proposal);
		buf= new StringBuffer();
		buf.append("package pack;\n");
		buf.append("public class A {\n");
		buf.append("    public void foo() {\n");
		buf.append("    }\n");
		buf.append("}\n");
		String expected3= buf.toString();		
		assertEqualStringsIgnoreOrder(new String[] { preview1, preview2, preview3 }, new String[] { expected1, expected2, expected3 });
	}	
	
	public void testInheritedAccessOnStaticInGeneric() throws Exception {
		IPackageFragment pack0= fSourceFolder.createPackageFragment("pack", false, null);
		StringBuffer buf= new StringBuffer();
		buf.append("package pack;\n");
		buf.append("public class A<T> {\n");
		buf.append("    public static void foo() {\n");
		buf.append("    }\n");
		buf.append("}\n");