Bug 33389 Read-Only files: Quick fix enabled and gets checkmark!
RC1 1. set a file to ready only. 2. Open the file an set the cursor inside 3. Open the 'Edit' menu. Note that 'Quick fix' is enabled, but 'Content assist' is not 4. Choose 'Quick fix' 5. Open the context menu: Quick fix got a checkmark!
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/javaeditor/CompilationUnitEditor.java
super.doSaveAs();
		}
	}
	/*
	 * @see AbstractTextEditor#doSave(IProgressMonitor)
	 */
	public void doSave(IProgressMonitor progressMonitor) {
		
		IDocumentProvider p= getDocumentProvider();
		if (p == null) {
			
			return;
		}
			
		if (!askIfNonWorkbenchEncodingIsOk()) {
			progressMonitor.setCanceled(true);
			return;
		}
		
		if (p.isDeleted(getEditorInput())) {
			
			if (isSaveAsAllowed()) {
				
				/*
				 * 1GEUSSR: ITPUI:ALL - User should never loose changes made in the editors.
				 * Changed Behavior to make sure that if called inside a regular save (because
				 * of deletion of input element) there is a way to report back to the caller.
				 */
				 performSaveAs(progressMonitor);