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

third_party/WebKit/Source/core/fetch/ImageResourceTest.cpp

 /*
  * Copyright (c) 2013, Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 380 matching lines @@
   EXPECT_FALSE(cachedImage->getImage()->isNull());
   EXPECT_EQ(2, client->imageChangedCount());
   EXPECT_TRUE(client->notifyFinishedCalled());
   EXPECT_TRUE(cachedImage->getImage()->isBitmapImage());
 }
 
 TEST(ImageResourceTest, ReloadIfLoFiOrPlaceholderAfterFinished) {
   KURL testURL(ParsedURLString, "http://www.test.com/cancelTest.html");
   ScopedRegisteredURL scopedRegisteredURL(testURL);
   ResourceRequest request = ResourceRequest(testURL);
-  request.setLoFiState(WebURLRequest::LoFiOn);
+  request.setPreviewsState(WebURLRequest::ServerLoFiOn);
   ImageResource* cachedImage = ImageResource::create(request);
   cachedImage->setStatus(Resource::Pending);
 
   Persistent<MockImageResourceClient> client =
       new MockImageResourceClient(cachedImage);
   ResourceFetcher* fetcher =
       ResourceFetcher::create(ImageResourceTestMockFetchContext::create());
 
   // Send the image response.
   ResourceResponse resourceResponse(KURL(), "image/jpeg", sizeof(kJpegImage),
@@ skipping 47 matching lines @@
   EXPECT_TRUE(cachedImage->getImage()->isBitmapImage());
   EXPECT_EQ(50, cachedImage->getImage()->width());
   EXPECT_EQ(50, cachedImage->getImage()->height());
 }
 
 TEST(ImageResourceTest, ReloadIfLoFiOrPlaceholderDuringFetch) {
   KURL testURL(ParsedURLString, "http://www.test.com/cancelTest.html");
   ScopedRegisteredURL scopedRegisteredURL(testURL);
 
   ResourceRequest request(testURL);
-  request.setLoFiState(WebURLRequest::LoFiOn);
+  request.setPreviewsState(WebURLRequest::ServerLoFiOn);
   FetchRequest fetchRequest(request, FetchInitiatorInfo());
   ResourceFetcher* fetcher =
       ResourceFetcher::create(ImageResourceTestMockFetchContext::create());
 
   ImageResource* cachedImage = ImageResource::fetch(fetchRequest, fetcher);
   Persistent<MockImageResourceClient> client =
       new MockImageResourceClient(cachedImage);
 
   // Send the image response.
   ResourceResponse initialResourceResponse(
@@ skipping 732 matching lines @@
   EXPECT_TRUE(client->notifyFinishedCalled());
   EXPECT_TRUE(cachedImage->getImage()->isBitmapImage());
   EXPECT_EQ(50, cachedImage->getImage()->width());
   EXPECT_EQ(50, cachedImage->getImage()->height());
 
   WTF::setTimeFunctionsForTesting(nullptr);
 }
 
 }  // namespace
 }  // namespace blink