void NetworkResourcesData::addResource(const String& requestId, Resource* cachedResource)
{
    ResourceData* resourceData = resourceDataForRequestId(requestId);
    if (!resourceData)
        return;
    resourceData->setResource(cachedResource);
}
Vector<String> NetworkResourcesData::removeResource(Resource* cachedResource)
{
    Vector<String> result;
    for (auto& request : m_requestIdToResourceDataMap) {
        ResourceData* resourceData = request.value;
        if (resourceData->cachedResource() == cachedResource) {
            resourceData->setResource(0);
            result.append(request.key);
        }
    }

    return result;
}