Issue 4907 - Update v8 to 5.7.278 in libadblockplus

src/Utils.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 31 matching lines @@
   else
     return std::string();
 }
 
 v8::Local<v8::String> Utils::ToV8String(v8::Isolate* isolate, const std::string& str)
 {
   return v8::String::NewFromUtf8(isolate, str.c_str(),
     v8::String::NewStringType::kNormalString, str.length());
 }
 
+void Utils::ThrowExceptionInJS(v8::Isolate* isolate, const std::string& str)
+{
+  isolate->ThrowException(Utils::ToV8String(isolate, str));
+}
 
 #ifdef _WIN32
 std::wstring Utils::ToUtf16String(const std::string& str)
 {
   size_t length = str.size();
   if (length == 0)
     return std::wstring();
 
   DWORD utf16StringLength = MultiByteToWideChar(CP_UTF8, 0, str.c_str(), length, NULL, 0);
   if (utf16StringLength == 0)
@@ skipping 35 matching lines @@
     if (FAILED(hr))
     {
       throw std::runtime_error("CanonizeUrl failed\n");
     }
   }
   return canonizedUrl;
 
 }
 #endif