Change Lo-Fi bool to bitmask to support multiple Previews types

third_party/WebKit/Source/platform/exported/WebURLRequest.cpp

Index: third_party/WebKit/Source/platform/exported/WebURLRequest.cpp
diff --git a/third_party/WebKit/Source/platform/exported/WebURLRequest.cpp b/third_party/WebKit/Source/platform/exported/WebURLRequest.cpp
index 36d99ed17a4789cbaf16ca07d3d09ad03181ba0e..7e4305ac69b4112f7f2d885dbd1f791eef4f9971 100644
--- a/third_party/WebKit/Source/platform/exported/WebURLRequest.cpp
+++ b/third_party/WebKit/Source/platform/exported/WebURLRequest.cpp
@@ -347,12 +347,12 @@ void WebURLRequest::setFetchRedirectMode(
   return m_resourceRequest->setFetchRedirectMode(redirect);
 }
 
-WebURLRequest::LoFiState WebURLRequest::getLoFiState() const {
-  return m_resourceRequest->loFiState();
+int WebURLRequest::getPreviewsState() const {
+  return m_resourceRequest->previewsState();
 }
 
-void WebURLRequest::setLoFiState(WebURLRequest::LoFiState loFiState) {
-  return m_resourceRequest->setLoFiState(loFiState);
+void WebURLRequest::setPreviewsState(int previewsState) {
+  return m_resourceRequest->setPreviewsState(previewsState);
 }
 
 WebURLRequest::ExtraData* WebURLRequest::getExtraData() const {