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

components/update_client/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_
+#ifndef COMPONENTS_UPDATE_CLIENT_TEST_INSTALLER_H_
+#define COMPONENTS_UPDATE_CLIENT_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;
 }
@@ skipping 10 matching lines @@
   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 error() const { return error_; }
 
-  int install_count() const {
-    return install_count_;
-  }
+  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.
@@ skipping 24 matching lines @@
 
  private:
   ~VersionedTestInstaller() override;
 
   base::FilePath install_directory_;
   Version current_version_;
 };
 
 }  // namespace update_client
 
-#endif  // COMPONENTS_UPDATE_CLIENT_TEST_TEST_INSTALLER_H_
+#endif  // COMPONENTS_UPDATE_CLIENT_TEST_INSTALLER_H_