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

chrome/browser/search/iframe_source_unittest.cc

Index: chrome/browser/search/iframe_source_unittest.cc
diff --git a/chrome/browser/search/iframe_source_unittest.cc b/chrome/browser/search/iframe_source_unittest.cc
index 1ff5aa3a1a4c47b5458a7c2f48affc52c03a84d5..3e928e4c2a88a70b32edf2d3112325a052c031b6 100644
--- a/chrome/browser/search/iframe_source_unittest.cc
+++ b/chrome/browser/search/iframe_source_unittest.cc
@@ -13,6 +13,7 @@
 #include "chrome/grit/browser_resources.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/resource_request_info.h"
+#include "content/public/common/previews_state.h"
 #include "content/public/test/mock_resource_context.h"
 #include "content/public/test/test_browser_thread_bundle.h"
 #include "ipc/ipc_message.h"
@@ -101,11 +102,11 @@ class IframeSourceTest : public testing::Test {
         render_process_id,
         MSG_ROUTING_NONE,
         MSG_ROUTING_NONE,
-        false,   // is_main_frame
-        false,   // parent_is_main_frame
-        true,    // allow_download
-        false,   // is_async
-        false);  // is_using_lofi
+        false,                   // is_main_frame
+        false,                   // parent_is_main_frame
+        true,                    // allow_download
+        false,                   // is_async
+        content::PREVIEWS_OFF);  // previews_state
     return request;
   }