Issue 5183 - make FileSystemPtr std::unique_ptr

test/FileSystemJsObject.cpp

 /*
  * This file is part of Adblock Plus <https://adblockplus.org/>,
  * Copyright (C) 2006-present eyeo GmbH
  *
  * Adblock Plus is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 3 as
  * published by the Free Software Foundation.
  *
  * Adblock Plus is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
@@ skipping 95 matching lines @@
   };
 
   void ReadFile(AdblockPlus::JsEngine& jsEngine, std::string& content,
                 std::string& error)
   {
     jsEngine.Evaluate("let result; _fileSystem.read('', function(r) {result = r})");
     content = jsEngine.Evaluate("result.content").AsString();
     error = jsEngine.Evaluate("result.error").AsString();
   }
 
-  typedef std::shared_ptr<MockFileSystem> MockFileSystemPtr;
-
   class FileSystemJsObjectTest : public BaseJsTest
   {
   protected:
-    MockFileSystemPtr mockFileSystem;
+    MockFileSystem* mockFileSystem;
 
     void SetUp()
     {
-      mockFileSystem = MockFileSystemPtr(new MockFileSystem());
       ThrowingPlatformCreationParameters params;
-      params.fileSystem = mockFileSystem;
+      params.fileSystem.reset(mockFileSystem = new MockFileSystem());
       platform.reset(new AdblockPlus::Platform(std::move(params)));
     }
   };
 }
 
 TEST_F(FileSystemJsObjectTest, Read)
 {
   mockFileSystem->contentToRead =
     AdblockPlus::IFileSystem::IOBuffer{'f', 'o', 'o'};
   std::string content;
@@ skipping 260 matching lines @@
   (error) =>
   {
     if (error)
       _triggerEvent("onDone", error);
     else
       _triggerEvent("onDone");
 });)js");
   EXPECT_EQ(2u, readLines.size());
   EXPECT_EQ("Error: my-error at undefined:8", error);
 }