Cleanup: Remove unneeded path_service.h includes.

net/disk_cache/disk_cache_test_util.cc

 // Copyright (c) 2011 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 "net/disk_cache/disk_cache_test_util.h"
 
 #include "base/files/file.h"
 #include "base/files/file_path.h"
 #include "base/logging.h"
-#include "base/path_service.h"
 #include "base/thread_task_runner_handle.h"
 #include "net/base/net_errors.h"
 #include "net/disk_cache/blockfile/backend_impl.h"
 #include "net/disk_cache/blockfile/file.h"
 #include "net/disk_cache/cache_util.h"
 
 using base::Time;
 using base::TimeDelta;
 
 std::string GenerateKey(bool same_length) {
@@ skipping 115 matching lines @@
 
   if (reuse_) {
     DCHECK_EQ(1, reuse_);
     if (2 == reuse_)
       helper_->set_callback_reused_error(true);
     reuse_++;
   }
 
   helper_->CallbackWasCalled();
 }