Fix line numbers in JavaScript stack traces

sky/engine/bindings/core/v8/V8PerContextData.h

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 45 matching lines @@
 
 class V8PerContextData {
 public:
     static PassOwnPtr<V8PerContextData> create(v8::Handle<v8::Context>);
 
     static V8PerContextData* from(v8::Handle<v8::Context>);
 
     ~V8PerContextData();
 
     v8::Handle<v8::Context> context() { return m_context.newLocal(m_isolate); }
-    v8::Handle<v8::Function> functionConstructor() { return m_functionConstructor.newLocal(m_isolate); }
 
     // To create JS Wrapper objects, we create a cache of a 'boiler plate'
     // object, and then simply Clone that object each time we need a new one.
     // This is faster than going through the full object creation process.
     v8::Local<v8::Object> createWrapperFromCache(const WrapperTypeInfo* type)
     {
         v8::Local<v8::Object> boilerplate = m_wrapperBoilerplates.Get(type);
         return !boilerplate.IsEmpty() ? boilerplate->Clone() : createWrapperFromCacheSlowCase(type);
     }
 
@@ skipping 22 matching lines @@
     typedef V8PersistentValueMap<const WrapperTypeInfo*, v8::Object, false> WrapperBoilerplateMap;
     WrapperBoilerplateMap m_wrapperBoilerplates;
 
     typedef V8PersistentValueMap<const WrapperTypeInfo*, v8::Function, false> ConstructorMap;
     ConstructorMap m_constructorMap;
 
     OwnPtr<gin::ContextHolder> m_contextHolder;
 
     ScopedPersistent<v8::Context> m_context;
     ScopedPersistent<v8::Value> m_errorPrototype;
-    ScopedPersistent<v8::Function> m_functionConstructor;
 
     typedef WTF::HashMap<CustomElementDefinition*, OwnPtr<CustomElementBinding> > CustomElementBindingMap;
     OwnPtr<CustomElementBindingMap> m_customElementBindings;
 };
 
 class V8PerContextDebugData {
 public:
     static bool setContextDebugData(v8::Handle<v8::Context>, const char* worldName, int debugId);
     static int contextDebugId(v8::Handle<v8::Context>);
 };
 
 } // namespace blink
 
 #endif // V8PerContextData_h