Issue 4832 - remove API allowing changing of LogSystem after Initialization of JsEngine

test/JsEngine.cpp

 /*
  * This file is part of Adblock Plus <https://adblockplus.org/>,
  * Copyright (C) 2006-2017 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 144 matching lines @@
   jsEngine->Evaluate("_triggerEvent('barfoo')");
   ASSERT_FALSE(callbackCalled);
 
   // Remove callback
   jsEngine->RemoveEventCallback("foobar");
   callbackCalled = false;
   jsEngine->Evaluate("_triggerEvent('foobar')");
   ASSERT_FALSE(callbackCalled);
 }
 
-TEST(NewJsEngineTest, CallbackGetSet)
-{
-  AdblockPlus::JsEnginePtr jsEngine(AdblockPlus::JsEngine::New());
-
-  ASSERT_TRUE(jsEngine->GetLogSystem());
-  ASSERT_ANY_THROW(jsEngine->SetLogSystem(AdblockPlus::LogSystemPtr()));
-  AdblockPlus::LogSystemPtr logSystem(new AdblockPlus::DefaultLogSystem());
-  jsEngine->SetLogSystem(logSystem);
-  ASSERT_EQ(logSystem, jsEngine->GetLogSystem());
-}
-
 TEST(NewJsEngineTest, GlobalPropertyTest)
 {
   AdblockPlus::JsEnginePtr jsEngine(AdblockPlus::JsEngine::New());
   jsEngine->SetGlobalProperty("foo", jsEngine->NewValue("bar"));
   auto foo = jsEngine->Evaluate("foo");
   ASSERT_TRUE(foo.IsString());
   ASSERT_EQ(foo.AsString(), "bar");
 }
 
 TEST(NewJsEngineTest, MemoryLeak_NoCircularReferences)
@@ skipping 15 matching lines @@
   // v8::Isolate by default requires 32MB (depends on platform), so if there is
   // a memory leak than we will run out of memory on 32 bit platform because it
   // will allocate 32000 MB which is less than 2GB where it reaches out of
   // memory. Even on android where it allocates initially 16MB, the test still
   // makes sense.
   for (int i = 0; i < 1000; ++i)
   {
     AdblockPlus::JsEngine::New();
   }
 }