Move storage quota unit tests and test doubles next to the files they cover.

content/browser/fileapi/file_system_context_unittest.cc

 // Copyright 2013 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 "storage/browser/fileapi/file_system_context.h"
 
 #include <stddef.h>
 
 #include "base/files/scoped_temp_dir.h"
 #include "base/macros.h"
 #include "base/strings/stringprintf.h"
 #include "base/test/scoped_task_environment.h"
 #include "base/threading/thread_task_runner_handle.h"
 #include "build/build_config.h"
-#include "content/browser/quota/mock_quota_manager.h"
 #include "storage/browser/fileapi/external_mount_points.h"
 #include "storage/browser/fileapi/file_system_backend.h"
 #include "storage/browser/fileapi/isolated_context.h"
+#include "storage/browser/test/mock_quota_manager.h"
 #include "storage/browser/test/mock_special_storage_policy.h"
 #include "storage/browser/test/test_file_system_options.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 #define FPL(x) FILE_PATH_LITERAL(x)
 
 #if defined(FILE_PATH_USES_DRIVE_LETTERS)
 #define DRIVE FPL("C:")
 #else
 #define DRIVE
@@ skipping 354 matching lines @@
       storage::kFileSystemTypeForTransientFile));
   EXPECT_TRUE(file_system_context->GetFileSystemBackend(
       storage::kFileSystemTypeNativeLocal));
   EXPECT_TRUE(file_system_context->GetFileSystemBackend(
       storage::kFileSystemTypeNativeForPlatformApp));
 }
 
 }  // namespace
 
 }  // namespace content