### Preflight Checklist
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* [x] I have read the [Contributing Guidelines](https://github.com/electron/electron/blob/master/CONTRIBUTING.md) for this project.
* [x] I agree to follow the [Code of Conduct](https://github.com/electron/electron/blob/master/CODE_OF_CONDUCT.md) that this project adheres to.
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*I found one but it's been closed since 2017 athough updates are still happening on it either close this issue and reopen that or make this the new issue #9092* 

### Issue Details

* **Electron Version:**
  * v10.1.1
* **Operating System:**
  * Windows 10 18363
* **Last Known Working Electron version:**
  * unknown

### Expected Behavior
calling `isMaximized()` to respond if the window is maximized 

### Actual Behavior
`isMaximized()` always returns false when transparent is set to true on BrowserWindow

### To Reproduce
https://gist.github.com/293ffab750b019714f12d8e1f203e611


### Additional Information
#9092 is a closed issue with people still reporting this problems but since it's closed I don't think admins are looking hence creating this issue.

shell/browser/native_window_views.cc
float scale_factor = display::win::ScreenWin::GetScaleFactorForHWND(hwnd);
  gfx::Rect screen_rect = ScaleToRoundedRect(pixel_bounds, scale_factor);
  screen_rect.set_origin(
      display::win::ScreenWin::DIPToScreenRect(hwnd, pixel_bounds).origin());
  return screen_rect;
}
#endif
class NativeWindowClientView : public views::ClientView {
 public:
  NativeWindowClientView(views::Widget* widget,
                         views::View* root_view,
                         NativeWindowViews* window)
      : views::ClientView(widget, root_view), window_(window) {}
  ~NativeWindowClientView() override = default;
  views::CloseRequestResult OnWindowCloseRequested() override {
    window_->NotifyWindowCloseButtonClicked();
    return views::CloseRequestResult::kCannotClose;
  }
 private:
  NativeWindowViews* window_;
  DISALLOW_COPY_AND_ASSIGN(NativeWindowClientView);
};
}  
NativeWindowViews::NativeWindowViews(const gin_helper::Dictionary& options,