Revert "Do not reuse a loading resource associated with another fetcher"

third_party/WebKit/Source/platform/loader/fetch/ResourceFetcherTest.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 642 matching lines @@
   ASSERT_TRUE(resource);
   EXPECT_TRUE(resource->IsLinkPreload());
   EXPECT_FALSE(fetcher->IsFetching());
   fetcher->PreloadStarted(resource);
 
   // Resource created by parser on the second fetcher
   FetchRequest fetch_request2 = FetchRequest(url, FetchInitiatorInfo());
   Resource* new_resource2 = MockResource::Fetch(fetch_request2, fetcher2);
   Persistent<MockResourceClient> client2 =
       new MockResourceClient(new_resource2);
-  EXPECT_NE(resource, new_resource2);
+  EXPECT_EQ(resource, new_resource2);
   EXPECT_FALSE(fetcher2->IsFetching());
   Platform::Current()->GetURLLoaderMockFactory()->ServeAsynchronousRequests();
 }
 
 TEST_F(ResourceFetcherTest, ContentTypeDataURL) {
   ResourceFetcher* fetcher = ResourceFetcher::Create(Context());
   FetchRequest fetch_request =
       FetchRequest(KURL(kParsedURLString, "data:text/testmimetype,foo"),
                    FetchInitiatorInfo());
   Resource* resource = MockResource::Fetch(fetch_request, fetcher);
   ASSERT_TRUE(resource);
   EXPECT_EQ(ResourceStatus::kCached, resource->GetStatus());
   EXPECT_EQ("text/testmimetype", resource->GetResponse().MimeType());
   EXPECT_EQ("text/testmimetype", resource->GetResponse().HttpContentType());
 }
 
 }  // namespace blink