### 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
base::string16 search_text;
  if (!args->GetNext(&search_text) || search_text.empty()) {
    gin_helper::ErrorThrower(args->isolate())
        .ThrowError("Must provide a non-empty search content");
    return 0;
  }
  uint32_t request_id = ++find_in_page_request_id_;
  gin_helper::Dictionary dict;
  auto options = blink::mojom::FindOptions::New();
  if (args->GetNext(&dict)) {
    dict.Get("forward", &options->forward);
    dict.Get("matchCase", &options->match_case);
    dict.Get("findNext", &options->new_session);
  }
  ontents()->Find(request_id, search_text, std::move(options));
  return request_id;
}
void WebContents::StopFindInPage(content::StopFindAction action) {
  ontents()->StopFinding(action);
}
void WebContents::ShowDefinitionForSelection() {
#if defined(OS_MAC)
  auto* const view = ontents()->GetRenderWidgetHostView();
  if (view)
    view->ShowDefinitionForSelection();
#endif
}
void WebContents::CopyImageAt(int x, int y) {