Revert 60378 (trying to track down http://crbug.com/56752 )- Flesh out URLLoa...

webkit/blob/deletable_file_reference_unittest.cc

-// Copyright (c) 2010 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 "webkit/blob/deletable_file_reference.h"
-
-#include "base/file_util.h"
-#include "base/message_loop.h"
-#include "base/message_loop_proxy.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-namespace webkit_blob {
-
-TEST(DeletableFileReferenceTest, TestReferences) {
-  scoped_refptr<base::MessageLoopProxy> loop_proxy =
-      base::MessageLoopProxy::CreateForCurrentThread();
-
-  // Create a file.
-  FilePath file;
-  file_util::CreateTemporaryFile(&file);
-  EXPECT_TRUE(file_util::PathExists(file));
-
-  // Create a first reference to that file.
-  scoped_refptr<DeletableFileReference> reference1;
-  reference1 = DeletableFileReference::Get(file);
-  EXPECT_FALSE(reference1.get());
-  reference1 = DeletableFileReference::GetOrCreate(file, loop_proxy);
-  EXPECT_TRUE(reference1.get());
-  EXPECT_TRUE(file == reference1->path());
-
-  // Get a second reference to that file.
-  scoped_refptr<DeletableFileReference> reference2;
-  reference2 = DeletableFileReference::Get(file);
-  EXPECT_EQ(reference1.get(), reference2.get());
-  reference2 = DeletableFileReference::GetOrCreate(file, loop_proxy);
-  EXPECT_EQ(reference1.get(), reference2.get());
-
-  // Drop the first reference, the file and reference should still be there.
-  reference1 = NULL;
-  EXPECT_TRUE(DeletableFileReference::Get(file).get());
-  MessageLoop::current()->RunAllPending();
-  EXPECT_TRUE(file_util::PathExists(file));
-
-  // Drop the second reference, the file and reference should get deleted.
-  reference2 = NULL;
-  EXPECT_FALSE(DeletableFileReference::Get(file).get());
-  MessageLoop::current()->RunAllPending();
-  EXPECT_FALSE(file_util::PathExists(file));
-}
-
-}  // namespace webkit_blob