Dragging any border of a window with `setAspectRatio` does not make the window larger. But it works if you want to make window smaller.

Steps to reproduce:
1) `git clone https://github.com/electron/electron-quick-start`
2) add `mainWindow.setAspectRatio(16/9)`

Result:
![may-04-2016 22-43-17](https://cloud.githubusercontent.com/assets/313152/15027045/40944fba-124a-11e6-8528-472d956d2317.gif)
- Electron version: 0.37.8
- Operating system: OS X 10.11.3

atom/browser/native_window.h
namespace brightray {
class InspectableWebContents;
}
namespace content {
struct NativeWebKeyboardEvent;
}
namespace gfx {
class Point;
class Rect;
class Size;
}
namespace mate {
class Dictionary;
}
namespace ui {
class MenuModel;
}
namespace atom {
struct DraggableRegion;
class NativeWindow : public base::SupportsUserData,