class Tab extends ChromeObject {
 Tab({int id, int index, int windowId, int openerTabId, bool highlighted, bool active, bool pinned, String url, String title, String favIconUrl, String status, bool incognito, int width, int height, String sessionId}) {
   if (id != null) this.id = id;
   if (index != null) this.index = index;
   if (windowId != null) this.windowId = windowId;
   if (openerTabId != null) this.openerTabId = openerTabId;
   if (highlighted != null) this.highlighted = highlighted;
   if (active != null) this.active = active;
   if (pinned != null) this.pinned = pinned;
   if (url != null) this.url = url;
   if (title != null) this.title = title;
   if (favIconUrl != null) this.favIconUrl = favIconUrl;
   if (status != null) this.status = status;
   if (incognito != null) this.incognito = incognito;
   if (width != null) this.width = width;
   if (height != null) this.height = height;
   if (sessionId != null) this.sessionId = sessionId;
 }
 Tab.fromProxy(JsObject jsProxy): super.fromProxy(jsProxy);

 /**
  * The ID of the tab. Tab IDs are unique within a browser session. Under some
  * circumstances a Tab may not be assigned an ID, for example when querying
  * foreign tabs using the [sessions] API, in which case a session ID may be
  * present.
  */
 int get id => jsProxy['id'];
 set id(int value) => jsProxy['id'] = value;

 /**
  * The zero-based index of the tab within its window.
  */
 int get index => jsProxy['index'];
 set index(int value) => jsProxy['index'] = value;

 /**
  * The ID of the window the tab is contained within.
  */
 int get windowId => jsProxy['windowId'];
 set windowId(int value) => jsProxy['windowId'] = value;

 /**
  * The ID of the tab that opened this tab, if any. This property is only
  * present if the opener tab still exists.
  */
 int get openerTabId => jsProxy['openerTabId'];
 set openerTabId(int value) => jsProxy['openerTabId'] = value;

 /**
  * Whether the tab is highlighted.
  */
 bool get highlighted => jsProxy['highlighted'];
 set highlighted(bool value) => jsProxy['highlighted'] = value;

 /**
  * Whether the tab is active in its window. (Does not necessarily mean the
  * window is focused.)
  */
 bool get active => jsProxy['active'];
 set active(bool value) => jsProxy['active'] = value;

 /**
  * Whether the tab is pinned.
  */
 bool get pinned => jsProxy['pinned'];
 set pinned(bool value) => jsProxy['pinned'] = value;

 /**
  * The URL the tab is displaying. This property is only present if the
  * extension's manifest includes the `"tabs"` permission.
  */
 String get url => jsProxy['url'];
 set url(String value) => jsProxy['url'] = value;

 /**
  * The title of the tab. This property is only present if the extension's
  * manifest includes the `"tabs"` permission.
  */
 String get title => jsProxy['title'];
 set title(String value) => jsProxy['title'] = value;

 /**
  * The URL of the tab's favicon. This property is only present if the
  * extension's manifest includes the `"tabs"` permission. It may also be an
  * empty string if the tab is loading.
  */
 String get favIconUrl => jsProxy['favIconUrl'];
 set favIconUrl(String value) => jsProxy['favIconUrl'] = value;

 /**
  * Either _loading_ or _complete_.
  */
 String get status => jsProxy['status'];
 set status(String value) => jsProxy['status'] = value;

 /**
  * Whether the tab is in an incognito window.
  */
 bool get incognito => jsProxy['incognito'];
 set incognito(bool value) => jsProxy['incognito'] = value;

 /**
  * The width of the tab in pixels.
  */
 int get width => jsProxy['width'];
 set width(int value) => jsProxy['width'] = value;

 /**
  * The height of the tab in pixels.
  */
 int get height => jsProxy['height'];
 set height(int value) => jsProxy['height'] = value;

 /**
  * The session ID used to uniquely identify a Tab obtained from the [sessions]
  * API.
  */
 String get sessionId => jsProxy['sessionId'];
 set sessionId(String value) => jsProxy['sessionId'] = value;
}