Bug 48617 Error range for unresolved names in qualified references
20031211 1. in the following code public void foo() { int i= xxx.yyy; } 2. if 'xxx' is undefined, but the compiler marks 'xxx.yyy' as unresolved. It would be better to only mark 'xxx'
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/text/correction/UnresolvedElementsSubProcessor.java
label= CorrectionMessages.getFormattedString("UnresolvedElementsSubProcessor.removeparam.description", arg); 
				} else {
					label= CorrectionMessages.getFormattedString("UnresolvedElementsSubProcessor.removeparams.description", arg); 
				}					
			}
		
			Image image= JavaPluginImages.get(JavaPluginImages.IMG_CORRECTION_REMOVE);
			ChangeMethodSignatureProposal proposal= new ChangeMethodSignatureProposal(label, targetCU, invocationNode, methodBinding, changeDesc, 5, image);
			proposals.add(proposal);
		}
	}
	
	private static String getTypeNames(ITypeBinding[] types) {
		StringBuffer buf= new StringBuffer();
		for (int i= 0; i < types.length; i++) {
			if (i > 0) {
				buf.append(", "); 
			}
			buf.append(types[i].getName());
		}
		return buf.toString();
	}
	
	private static String getArgumentName(ICompilationUnit cu, List arguments, int index) {
		String def= String.valueOf(index + 1);
		
		ASTNode expr= (ASTNode) arguments.get(index);
		if (expr.getLength() > 18) {
			return def;
		}