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### Issue Details
app.clearRecentDocuments does not work on Windows.


* **Electron Version:**
  * 5.0.8
* **Operating System:**
  * Windows 10 pro; build 1903
* **Last Known Working Electron version:**
  * <!-- (if applicable) e.g. 3.1.0 -->

### Expected Behavior
List of recent documents should be cleared

### Actual Behavior
List of recent documents continues to accumulate

### To Reproduce
Try `app.clearRecentDocuments();` on Windows

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### Screenshots
![image](https://user-images.githubusercontent.com/670682/62343120-307b8f00-b4f2-11e9-853e-a8aac23b8ecd.png)
![image](https://user-images.githubusercontent.com/670682/62343111-20fc4600-b4f2-11e9-8277-189fe6f0a69b.png)

### Additional Information
<!-- Add any other context about the problem here. -->

shell/browser/browser_win.cc
Browser::UserTask::UserTask(const UserTask&) = default;
Browser::UserTask::~UserTask() = default;
void Browser::Focus() {
  
  DWORD pid = GetCurrentProcessId();
  EnumWindows(&WindowsEnumerationHandler, reinterpret_cast<LPARAM>(&pid));
}
void Browser::AddRecentDocument(const base::FilePath& path) {
  if (base::win::GetVersion() < base::win::Version::WIN7)
    return;
  CComPtr<IShellItem> item;
  HRESULT hr = SHCreateItemFromParsingName(path.value().c_str(), NULL,
                                           IID_PPV_ARGS(&item));
  if (SUCCEEDED(hr)) {
    SHARDAPPIDINFO info;
    info.psi = item;
    info.pszAppID = GetAppUserModelID();
    SHAddToRecentDocs(SHARD_APPIDINFO, &info);
  }
}
void Browser::ClearRecentDocuments() {
  CComPtr<IApplicationDestinations> destinations;
  if (FAILED(destinations.CoCreateInstance(CLSID_ApplicationDestinations, NULL,
                                           CLSCTX_INPROC_SERVER)))
    return;
  if (FAILED(destinations->SetAppID(GetAppUserModelID())))
    return;
  destinations->RemoveAllDestinations();
}
void Browser::SetAppUserModelID(const base::string16& name) {