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

chrome/browser/net/spdyproxy/chrome_data_use_group_provider_unittest.cc

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/net/spdyproxy/chrome_data_use_group_provider.h"
 
 #include <memory>
 
 #include "base/memory/ref_counted.h"
 #include "chrome/browser/net/spdyproxy/chrome_data_use_group.h"
 #include "content/public/browser/resource_request_info.h"
+#include "content/public/common/previews_state.h"
 #include "content/public/test/test_browser_thread_bundle.h"
 #include "net/url_request/url_request.h"
 #include "net/url_request/url_request_test_util.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "url/gurl.h"
 
 class ChromeDataUseGroupProviderTest : public testing::Test {
  protected:
   ChromeDataUseGroupProvider* data_use_group_provider() {
     return &data_use_group_provider_;
   }
 
   std::unique_ptr<net::URLRequest> CreateRequestForFrame(int render_process_id,
                                                          int render_frame_id) {
     std::unique_ptr<net::URLRequest> request = context_.CreateRequest(
         GURL("http://foo.com/"), net::IDLE, &test_delegate_);
 
     content::ResourceRequestInfo::AllocateForTesting(
         request.get(), content::RESOURCE_TYPE_MAIN_FRAME,
-        nullptr,               /* ResourceContext */
-        render_process_id, -1, /* render_view_id */
-        render_frame_id, true, /* is_main_frame */
-        false,                 /* parent_is_main_frame */
-        true,                  /* allow_download */
-        true,                  /* is_async */
-        false                  /* is_using_lofi */);
+        /*ResourceContext=*/nullptr, render_process_id, /*render_view_id=*/-1,
+        render_frame_id, /*is_main_frame=*/true,
+        /*parent_is_main_frame=*/false,
+        /*allow_download=*/true,
+        /*is_async=*/true, content::PREVIEWS_OFF);
 
     return request;
   }
 
  private:
   // |thread_bundle_| must be the first field to ensure that threads are
   // constructed first and destroyed last.
   content::TestBrowserThreadBundle thread_bundle_;
 
   net::TestURLRequestContext context_;
@@ skipping 17 matching lines @@
   std::unique_ptr<net::URLRequest> request = CreateRequestForFrame(1, 1);
   scoped_refptr<data_reduction_proxy::DataUseGroup> group1 =
       data_use_group_provider()->GetDataUseGroup(request.get());
 
   request = CreateRequestForFrame(2, 2);
   scoped_refptr<data_reduction_proxy::DataUseGroup> group2 =
       data_use_group_provider()->GetDataUseGroup(request.get());
 
   EXPECT_NE(group1, group2);
 }