PreflightPolicy    71 Source/core/loader/ThreadableLoader.h         PreflightPolicy preflightPolicy; // If AccessControl is used, how to determine if a preflight is needed.
PreflightPolicy   348 Source/web/AssociatedURLLoader.cpp         options.preflightPolicy = static_cast<WebCore::PreflightPolicy>(m_options.preflightPolicy);
PreflightPolicy    63 public/web/WebURLLoaderOptions.h     PreflightPolicy preflightPolicy;