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

chrome/browser/net/chrome_network_delegate_unittest.cc

Index: chrome/browser/net/chrome_network_delegate_unittest.cc
diff --git a/chrome/browser/net/chrome_network_delegate_unittest.cc b/chrome/browser/net/chrome_network_delegate_unittest.cc
index 7f5e10998955a1c39311a1025ffab56b332edf71..59cbf696e346fe2d424ab7213a7b19c6bdf304a5 100644
--- a/chrome/browser/net/chrome_network_delegate_unittest.cc
+++ b/chrome/browser/net/chrome_network_delegate_unittest.cc
@@ -32,6 +32,7 @@
 #include "components/sync_preferences/testing_pref_service_syncable.h"
 #include "content/public/browser/resource_request_info.h"
 #include "content/public/common/content_switches.h"
+#include "content/public/common/previews_state.h"
 #include "content/public/common/resource_type.h"
 #include "content/public/test/test_browser_thread_bundle.h"
 #include "extensions/features/features.h"
@@ -77,7 +78,7 @@ std::unique_ptr<net::URLRequest> RequestURL(
 
   content::ResourceRequestInfo::AllocateForTesting(
       request.get(), content::RESOURCE_TYPE_MAIN_FRAME, nullptr, -2, -2, -2,
-      true, false, true, true, false);
+      true, false, true, true, content::PREVIEWS_OFF);
 
   request->Start();
   base::RunLoop().RunUntilIdle();