### Preflight Checklist
* [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.
* [x] I have searched the issue tracker for an issue that matches the one I want to file, without success.

### Issue Details

* **Electron Version:**
  * 12.0.0-beta.7
* **Operating System:**
  * macOS / Window
* **Last Known Working Electron version:**
  * 8

### Expected Behavior
<!-- A clear and concise description of what you expected to happen. -->
1. Add `<input type="color" />` in HTML code
2. Run the app
3. Click on input - color picker is opening
4. Pick color by Eyedropper
5. Input should be updated by selected color

### Actual Behavior
The eyedropper is not started

### To Reproduce
For reproduce you can use electron fiddle and simply add `<input type="color" />`  in HTML code
 
### Screenshots
![5ZqhvTeI95](https://user-images.githubusercontent.com/8972979/101465241-fa4ceb80-393f-11eb-950f-152f736e127e.gif)


shell/browser/api/electron_api_web_contents.cc
if (source && source->GetOutermostWebContents() == source) {
     If this is the outermost web contents and the user has tabbed or
     shift + tabbed through all the elements, reset the focus back to
     the first or last element so that it doesn't stay in the body.
    source->FocusThroughTabTraversal(reverse);
    return true;
  }
  return false;
}
content::PictureInPictureResult WebContents::EnterPictureInPicture(
    content::WebContents* ontents,
    const viz::SurfaceId& surface_id,
    const gfx::Size& natural_size) {
#if BUILDFLAG(ENABLE_PICTURE_IN_PICTURE)
  return PictureInPictureWindowManager::GetInstance()->EnterPictureInPicture(
      ontents, surface_id, natural_size);
#else
  return content::PictureInPictureResult::kNotSupported;
#endif
}
void WebContents::ExitPictureInPicture() {
#if BUILDFLAG(ENABLE_PICTURE_IN_PICTURE)
  PictureInPictureWindowManager::GetInstance()->ExitPictureInPicture();
#endif
}
void WebContents::DevToolsSaveToFile(const std::string& url,