Move the unit tests files side-by-side with the corresponding .cc files.

components/update_client/test/test_installer.h

-// 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.
-
-#ifndef COMPONENTS_UPDATE_CLIENT_TEST_TEST_INSTALLER_H_
-#define COMPONENTS_UPDATE_CLIENT_TEST_TEST_INSTALLER_H_
-
-#include <string>
-
-#include "base/compiler_specific.h"
-#include "base/files/file_path.h"
-#include "components/update_client/update_client.h"
-
-namespace base {
-class DictionaryValue;
-}
-
-namespace update_client {
-
-// TODO(sorin): consider reducing the number of the installer mocks.
-// A TestInstaller is an installer that does nothing for installation except
-// increment a counter.
-class TestInstaller : public CrxInstaller {
- public:
-  TestInstaller();
-
-  void OnUpdateError(int error) override;
-
-  bool Install(const base::DictionaryValue& manifest,
-               const base::FilePath& unpack_path) override;
-
-  bool GetInstalledFile(const std::string& file,
-                        base::FilePath* installed_file) override;
-
-  bool Uninstall() override;
-
-  int error() const {
-    return error_;
-  }
-
-  int install_count() const {
-    return install_count_;
-  }
-
- protected:
-  ~TestInstaller() override;
-
-  int error_;
-  int install_count_;
-};
-
-// A ReadOnlyTestInstaller is an installer that knows about files in an existing
-// directory. It will not write to the directory.
-class ReadOnlyTestInstaller : public TestInstaller {
- public:
-  explicit ReadOnlyTestInstaller(const base::FilePath& installed_path);
-
-  bool GetInstalledFile(const std::string& file,
-                        base::FilePath* installed_file) override;
-
- private:
-  ~ReadOnlyTestInstaller() override;
-
-  base::FilePath install_directory_;
-};
-
-// A VersionedTestInstaller is an installer that installs files into versioned
-// directories (e.g. somedir/25.23.89.141/<files>).
-class VersionedTestInstaller : public TestInstaller {
- public:
-  VersionedTestInstaller();
-
-  bool Install(const base::DictionaryValue& manifest,
-               const base::FilePath& unpack_path) override;
-
-  bool GetInstalledFile(const std::string& file,
-                        base::FilePath* installed_file) override;
-
- private:
-  ~VersionedTestInstaller() override;
-
-  base::FilePath install_directory_;
-  Version current_version_;
-};
-
-}  // namespace update_client
-
-#endif  // COMPONENTS_UPDATE_CLIENT_TEST_TEST_INSTALLER_H_