Blink-in-JS: Implement internal APIs exposed only to private scripts

Source/bindings/core/v8/V8DOMConfiguration.cpp

 /*
  * 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:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
@@ skipping 24 matching lines @@
 namespace blink {
 
 void V8DOMConfiguration::installAttributes(v8::Handle<v8::ObjectTemplate> instanceTemplate, v8::Handle<v8::ObjectTemplate> prototype, const AttributeConfiguration* attributes, size_t attributeCount, v8::Isolate* isolate)
 {
     for (size_t i = 0; i < attributeCount; ++i)
         installAttribute(instanceTemplate, prototype, attributes[i], isolate);
 }
 
 void V8DOMConfiguration::installAccessors(v8::Handle<v8::ObjectTemplate> prototype, v8::Handle<v8::Signature> signature, const AccessorConfiguration* accessors, size_t accessorCount, v8::Isolate* isolate)
 {
-    bool isMainWorld = DOMWrapperWorld::current(isolate).isMainWorld();
+    DOMWrapperWorld& world = DOMWrapperWorld::current(isolate);
     for (size_t i = 0; i < accessorCount; ++i) {
+        if (accessors[i].exposeConfiguration == OnlyExposedToPrivateScript && !world.isPrivateScriptIsolatedWorld())
+            continue;
+
         v8::FunctionCallback getterCallback = accessors[i].getter;
         v8::FunctionCallback setterCallback = accessors[i].setter;
-        if (isMainWorld) {
+        if (world.isMainWorld()) {
             if (accessors[i].getterForMainWorld)
                 getterCallback = accessors[i].getterForMainWorld;
             if (accessors[i].setterForMainWorld)
                 setterCallback = accessors[i].setterForMainWorld;
         }
 
         v8::Local<v8::FunctionTemplate> getter;
         if (getterCallback) {
             getter = v8::FunctionTemplate::New(isolate, getterCallback, v8::External::New(isolate, const_cast<WrapperTypeInfo*>(accessors[i].data)), signature, 0);
             getter->RemovePrototype();
@@ skipping 33 matching lines @@
             prototype->Set(constantName, v8::String::NewFromUtf8(isolate, constant->svalue), static_cast<v8::PropertyAttribute>(v8::ReadOnly | v8::DontDelete));
             break;
         default:
             ASSERT_NOT_REACHED();
         }
     }
 }
 
 void V8DOMConfiguration::installMethods(v8::Handle<v8::ObjectTemplate> prototype, v8::Handle<v8::Signature> signature, v8::PropertyAttribute attributes, const MethodConfiguration* callbacks, size_t callbackCount, v8::Isolate* isolate)
 {
-    bool isMainWorld = DOMWrapperWorld::current(isolate).isMainWorld();
+    DOMWrapperWorld& world = DOMWrapperWorld::current(isolate);
     for (size_t i = 0; i < callbackCount; ++i) {
+        if (callbacks[i].exposeConfiguration == OnlyExposedToPrivateScript && !world.isPrivateScriptIsolatedWorld())
+            continue;
+
         v8::FunctionCallback callback = callbacks[i].callback;
-        if (isMainWorld && callbacks[i].callbackForMainWorld)
+        if (world.isMainWorld() && callbacks[i].callbackForMainWorld)
             callback = callbacks[i].callbackForMainWorld;
         v8::Local<v8::FunctionTemplate> functionTemplate = v8::FunctionTemplate::New(isolate, callback, v8Undefined(), signature, callbacks[i].length);
         functionTemplate->RemovePrototype();
         prototype->Set(v8AtomicString(isolate, callbacks[i].name), functionTemplate, attributes);
     }
 }
 
 v8::Local<v8::Signature> V8DOMConfiguration::installDOMClassTemplate(v8::Handle<v8::FunctionTemplate> functionDescriptor, const char* interfaceName, v8::Handle<v8::FunctionTemplate> parentClass, size_t fieldCount,
     const AttributeConfiguration* attributes, size_t attributeCount,
     const AccessorConfiguration* accessors, size_t accessorCount,
@@ skipping 30 matching lines @@
         return result;
 
     TRACE_EVENT_SCOPED_SAMPLING_STATE("blink", "BuildDOMTemplate");
     result = v8::FunctionTemplate::New(isolate, V8ObjectConstructor::isValidConstructorMode);
     configureDOMClassTemplate(result, isolate);
     data->setDOMTemplate(wrapperTypeInfo, result);
     return result;
 }
 
 } // namespace blink