Bug 53888 Mnemonic collision Text Editor -> Quick Diff
20040303 The Make Default and Restore Defaults button have the same mnemonic
org.eclipse.jdt.ui/ui/org/eclipse/jdt/internal/ui/preferences/JavaEditorPreferencePage.java
private void handleContentAssistColorListSelection() {	
		int i= fContentAssistColorList.getSelectionIndex();
		String key= fContentAssistColorListModel[i][1];
		RGB rgb= PreferenceConverter.getColor(fOverlayStore, key);
		fContentAssistColorEditor.setColorValue(rgb);
	}
	
	private void handleAnnotationListSelection() {
		int i= fAnnotationList.getSelectionIndex();
		
		String key= fAnnotationColorListModel[i][1];
		RGB rgb= PreferenceConverter.getColor(fOverlayStore, key);
		fAnnotationForegroundColorEditor.setColorValue(rgb);
		
		key= fAnnotationColorListModel[i][2];
		boolean showInText = fOverlayStore.getBoolean(key);
		fShowInTextCheckBox.setSelection(showInText);
		key= fAnnotationColorListModel[i][6];
		if (key != null) {
			fDecorationStyleCombo.setEnabled(showInText);
			for (int j= 0; j < fAnnotationDecorationListModel.length; j++) {
				String value= fOverlayStore.getString(key);
				if (fAnnotationDecorationListModel[j][1].equals(value)) {
					fDecorationStyleCombo.setText(fAnnotationDecorationListModel[j][0]);
					break;
				}
			}
		} else {
			fDecorationStyleCombo.setEnabled(false);
			fDecorationStyleCombo.setText(fAnnotationDecorationListModel[1][0]);