file_manager: Move non-binding code to c/b/chromeos/file_manager

chrome/browser/chromeos/extensions/file_manager/drive_test_util.cc

-// Copyright (c) 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 "chrome/browser/chromeos/extensions/file_manager/drive_test_util.h"
-
-#include "base/files/file_path.h"
-#include "base/run_loop.h"
-#include "chrome/browser/chromeos/drive/drive_integration_service.h"
-#include "chrome/browser/profiles/profile.h"
-#include "content/public/browser/browser_context.h"
-#include "webkit/browser/fileapi/external_mount_points.h"
-
-namespace file_manager {
-namespace test_util {
-
-namespace {
-
-// Helper class used to wait for |OnFileSystemMounted| event from a drive file
-// system.
-class DriveMountPointWaiter : public drive::DriveIntegrationServiceObserver {
- public:
-  explicit DriveMountPointWaiter(
-      drive::DriveIntegrationService* integration_service)
-      : integration_service_(integration_service) {
-    integration_service_->AddObserver(this);
-  }
-
-  virtual ~DriveMountPointWaiter() {
-    integration_service_->RemoveObserver(this);
-  }
-
-  // DriveIntegrationServiceObserver override.
-  virtual void OnFileSystemMounted() OVERRIDE {
-    // Note that it is OK for |run_loop_.Quit| to be called before
-    // |run_loop_.Run|. In this case |Run| will return immediately.
-    run_loop_.Quit();
-  }
-
-  // Runs loop until the file system is mounted.
-  void Wait() {
-    run_loop_.Run();
-  }
-
- private:
-  drive::DriveIntegrationService* integration_service_;
-  base::RunLoop run_loop_;
-};
-
-}  // namespace
-
-void WaitUntilDriveMountPointIsAdded(Profile* profile) {
-  DCHECK(profile);
-
-  // Drive mount point is added by the browser when the drive system service
-  // is first initialized. It is done asynchronously after some other parts of
-  // the service are initialized (e.g. resource metadata and cache), thus racy
-  // with the test start. To handle this raciness, the test verifies that
-  // drive mount point is added before continuing. If this is not the case,
-  // drive file system is observed for FileSystemMounted event (by
-  // |mount_point_waiter|) and test continues once the event is encountered.
-  drive::DriveIntegrationService* integration_service =
-      drive::DriveIntegrationServiceFactory::FindForProfileRegardlessOfStates(
-          profile);
-  DCHECK(integration_service);
-
-  const std::string drive_mount_point_name =
-      drive::util::GetDriveMountPointPath().BaseName().AsUTF8Unsafe();
-  base::FilePath ignored;
-  // GetRegisteredPath succeeds iff the mount point exists.
-  if (content::BrowserContext::GetMountPoints(profile)->
-      GetRegisteredPath(drive_mount_point_name, &ignored))
-    return;
-
-  DriveMountPointWaiter mount_point_waiter(integration_service);
-  LOG(INFO) << "Waiting for drive mount point to get mounted.";
-  mount_point_waiter.Wait();
-  LOG(INFO) << "Drive mount point found.";
-}
-
-}  // namespace test_util
-}  // namespace file_manager