Make it possible to have <object>'s scriptableObject as a v8 object instead of NPObject.

Source/bindings/core/v8/custom/V8HTMLPlugInElementCustom.cpp

Index: Source/bindings/core/v8/custom/V8HTMLPlugInElementCustom.cpp
diff --git a/Source/bindings/core/v8/custom/V8HTMLPlugInElementCustom.cpp b/Source/bindings/core/v8/custom/V8HTMLPlugInElementCustom.cpp
index 6c3ef82b57bb13c25ff7b580074c39176a4d2ba4..f6b42d5d9a7ef3ee859466fbd4100c5cfee1353a 100644
--- a/Source/bindings/core/v8/custom/V8HTMLPlugInElementCustom.cpp
+++ b/Source/bindings/core/v8/custom/V8HTMLPlugInElementCustom.cpp
@@ -1,5 +1,6 @@
 /*
 * Copyright (C) 2009 Google Inc. All rights reserved.
+* Copyright (C) 2014 Opera Software ASA. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are
@@ -37,151 +38,152 @@
 #include "bindings/core/v8/V8HTMLObjectElement.h"
 #include "bindings/core/v8/V8NPObject.h"
 #include "core/frame/UseCounter.h"
+#include "wtf/OwnPtr.h"
+#include "wtf/PassOwnPtr.h"
 
 namespace blink {
 
-// FIXME: Consider moving getter/setter helpers to V8NPObject and renaming this file to V8PluginElementFunctions
-// to match JSC bindings naming convention.
+namespace {
 
-template <class C>
-static void npObjectNamedGetter(v8::Local<v8::String> name, const v8::PropertyCallbackInfo<v8::Value>& info)
+template <typename TElement, typename TPropertyId>
+void GetScriptableObjectProperty(TPropertyId propertyId, const v8::PropertyCallbackInfo<v8::Value>& info)
 {
-    HTMLPlugInElement* impl = C::toNative(info.Holder());
+    HTMLPlugInElement* impl = TElement::toNative(info.Holder());
     RefPtr<SharedPersistent<v8::Object> > wrapper = impl->pluginWrapper();
     if (!wrapper)
         return;
 
-    v8::Local<v8::Object> instanceTemplate = wrapper->newLocal(info.GetIsolate());
-    if (instanceTemplate.IsEmpty())
+    v8::Local<v8::Object> instance = wrapper->newLocal(info.GetIsolate());
+    if (instance.IsEmpty())
         return;
 
-    npObjectGetNamedProperty(instanceTemplate, name, info);
+    TONATIVE_VOID(v8::Local<v8::Value>, value, instance->Get(propertyId));
+
+    // We quit here to allow the binding code to look up general HTMLObjectElement properties
+    // if they are not overriden by plugin.
+    if (value->IsUndefined())
+        return;
+
+    v8SetReturnValue(info, value);
 }
 
-template <class C>
-static void npObjectNamedSetter(v8::Local<v8::String> name, v8::Local<v8::Value> value, const v8::PropertyCallbackInfo<v8::Value>& info)
+template <typename TElement, typename TPropertyId>
+void SetScriptableObjectProperty(TPropertyId propertyId, v8::Local<v8::Value> value, const v8::PropertyCallbackInfo<v8::Value>& info)
 {
-    HTMLPlugInElement* impl = C::toNative(info.Holder());
+    HTMLPlugInElement* impl = TElement::toNative(info.Holder());
     RefPtr<SharedPersistent<v8::Object> > wrapper = impl->pluginWrapper();
     if (!wrapper)
         return;
 
-    v8::Local<v8::Object> instanceTemplate = wrapper->newLocal(info.GetIsolate());
-    if (instanceTemplate.IsEmpty())
+    v8::Local<v8::Object> instance = wrapper->newLocal(info.GetIsolate());
+    if (instance.IsEmpty())
         return;
 
-    npObjectSetNamedProperty(instanceTemplate, name, value, info);
+    instance->Set(propertyId, value);
+    v8SetReturnValueUndefined(info);
 }
+} // namespace
 
 void V8HTMLAppletElement::namedPropertyGetterCustom(v8::Local<v8::String> name, const v8::PropertyCallbackInfo<v8::Value>& info)
 {
-    npObjectNamedGetter<V8HTMLAppletElement>(name, info);
+    GetScriptableObjectProperty<V8HTMLAppletElement>(name, info);
 }
 
 void V8HTMLEmbedElement::namedPropertyGetterCustom(v8::Local<v8::String> name, const v8::PropertyCallbackInfo<v8::Value>& info)
 {
-    npObjectNamedGetter<V8HTMLEmbedElement>(name, info);
+    GetScriptableObjectProperty<V8HTMLEmbedElement>(name, info);
 }
 
 void V8HTMLObjectElement::namedPropertyGetterCustom(v8::Local<v8::String> name, const v8::PropertyCallbackInfo<v8::Value>& info)
 {
-    npObjectNamedGetter<V8HTMLObjectElement>(name, info);
+    GetScriptableObjectProperty<V8HTMLObjectElement>(name, info);
 }
 
 void V8HTMLAppletElement::namedPropertySetterCustom(v8::Local<v8::String> name, v8::Local<v8::Value> value, const v8::PropertyCallbackInfo<v8::Value>& info)
 {
-    npObjectNamedSetter<V8HTMLAppletElement>(name, value, info);
+    SetScriptableObjectProperty<V8HTMLAppletElement>(name, value, info);
 }
 
 void V8HTMLEmbedElement::namedPropertySetterCustom(v8::Local<v8::String> name, v8::Local<v8::Value> value, const v8::PropertyCallbackInfo<v8::Value>& info)
 {
-    npObjectNamedSetter<V8HTMLEmbedElement>(name, value, info);
+    SetScriptableObjectProperty<V8HTMLEmbedElement>(name, value, info);
 }
 
 void V8HTMLObjectElement::namedPropertySetterCustom(v8::Local<v8::String> name, v8::Local<v8::Value> value, const v8::PropertyCallbackInfo<v8::Value>& info)
 {
-    return npObjectNamedSetter<V8HTMLObjectElement>(name, value, info);
+    SetScriptableObjectProperty<V8HTMLObjectElement>(name, value, info);
 }
 
-void V8HTMLAppletElement::legacyCallCustom(const v8::FunctionCallbackInfo<v8::Value>& info)
+void V8HTMLAppletElement::indexedPropertyGetterCustom(uint32_t index, const v8::PropertyCallbackInfo<v8::Value>& info)
 {
-    HTMLPlugInElement* impl = V8HTMLAppletElement::toNative(info.Holder());
-    UseCounter::count(impl->document(), UseCounter::HTMLAppletElementLegacyCall);
-    npObjectInvokeDefaultHandler(info);
+    GetScriptableObjectProperty<V8HTMLAppletElement>(index, info);
 }
 
-void V8HTMLEmbedElement::legacyCallCustom(const v8::FunctionCallbackInfo<v8::Value>& info)
+void V8HTMLEmbedElement::indexedPropertyGetterCustom(uint32_t index, const v8::PropertyCallbackInfo<v8::Value>& info)
 {
-    HTMLPlugInElement* impl = V8HTMLEmbedElement::toNative(info.Holder());
-    UseCounter::count(impl->document(), UseCounter::HTMLEmbedElementLegacyCall);
-    npObjectInvokeDefaultHandler(info);
+    GetScriptableObjectProperty<V8HTMLEmbedElement>(index, info);
 }
 
-void V8HTMLObjectElement::legacyCallCustom(const v8::FunctionCallbackInfo<v8::Value>& info)
+void V8HTMLObjectElement::indexedPropertyGetterCustom(uint32_t index, const v8::PropertyCallbackInfo<v8::Value>& info)
 {
-    HTMLPlugInElement* impl = V8HTMLObjectElement::toNative(info.Holder());
-    UseCounter::count(impl->document(), UseCounter::HTMLObjectElementLegacyCall);
-    npObjectInvokeDefaultHandler(info);
+    GetScriptableObjectProperty<V8HTMLObjectElement>(index, info);
 }
 
-template <class C>
-void npObjectIndexedGetter(uint32_t index, const v8::PropertyCallbackInfo<v8::Value>& info)
+void V8HTMLAppletElement::indexedPropertySetterCustom(uint32_t index, v8::Local<v8::Value> value, const v8::PropertyCallbackInfo<v8::Value>& info)
 {
-    HTMLPlugInElement* impl = C::toNative(info.Holder());
-    RefPtr<SharedPersistent<v8::Object> > wrapper = impl->pluginWrapper();
-    if (!wrapper)
-        return;
+    SetScriptableObjectProperty<V8HTMLAppletElement>(index, value, info);
+}
 
-    v8::Local<v8::Object> instanceTemplate = wrapper->newLocal(info.GetIsolate());
-    if (instanceTemplate.IsEmpty())
-        return;
+void V8HTMLEmbedElement::indexedPropertySetterCustom(uint32_t index, v8::Local<v8::Value> value, const v8::PropertyCallbackInfo<v8::Value>& info)
+{
+    SetScriptableObjectProperty<V8HTMLEmbedElement>(index, value, info);
+}
 
-    npObjectGetIndexedProperty(instanceTemplate, index, info);
+void V8HTMLObjectElement::indexedPropertySetterCustom(uint32_t index, v8::Local<v8::Value> value, const v8::PropertyCallbackInfo<v8::Value>& info)
+{
+    SetScriptableObjectProperty<V8HTMLObjectElement>(index, value, info);
 }
 
-template <class C>
-void npObjectIndexedSetter(uint32_t index, v8::Local<v8::Value> value, const v8::PropertyCallbackInfo<v8::Value>& info)
+namespace {
+
+template <typename TElement>
+void InvokeOnScriptableObject(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
-    HTMLPlugInElement* impl = C::toNative(info.Holder());
+    HTMLPlugInElement* impl = TElement::toNative(info.Holder());
     RefPtr<SharedPersistent<v8::Object> > wrapper = impl->pluginWrapper();
     if (!wrapper)
         return;
 
-    v8::Local<v8::Object> instanceTemplate = wrapper->newLocal(info.GetIsolate());
-    if (instanceTemplate.IsEmpty())
+    v8::Local<v8::Object> instance = wrapper->newLocal(info.GetIsolate());
+    if (instance.IsEmpty())
         return;
 
-    npObjectSetIndexedProperty(instanceTemplate, index, value, info);
-}
+    WTF::OwnPtr<v8::Handle<v8::Value>[] > arguments = adoptArrayPtr(new v8::Handle<v8::Value>[info.Length()]);
+    for (int i = 0; i < info.Length(); ++i)
+        arguments[i] = info[i];
 
-void V8HTMLAppletElement::indexedPropertyGetterCustom(uint32_t index, const v8::PropertyCallbackInfo<v8::Value>& info)
-{
-    npObjectIndexedGetter<V8HTMLAppletElement>(index, info);
-}
-
-void V8HTMLEmbedElement::indexedPropertyGetterCustom(uint32_t index, const v8::PropertyCallbackInfo<v8::Value>& info)
-{
-    npObjectIndexedGetter<V8HTMLEmbedElement>(index, info);
+    TONATIVE_VOID(v8::Local<v8::Value>, retVal, instance->CallAsFunction(info.This(), info.Length(), arguments.get()));
+    v8SetReturnValue(info, retVal);
 }
 
-void V8HTMLObjectElement::indexedPropertyGetterCustom(uint32_t index, const v8::PropertyCallbackInfo<v8::Value>& info)
-{
-    npObjectIndexedGetter<V8HTMLObjectElement>(index, info);
-}
+} // namespace
 
-void V8HTMLAppletElement::indexedPropertySetterCustom(uint32_t index, v8::Local<v8::Value> value, const v8::PropertyCallbackInfo<v8::Value>& info)
+void V8HTMLAppletElement::legacyCallCustom(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
-    npObjectIndexedSetter<V8HTMLAppletElement>(index, value, info);
+    InvokeOnScriptableObject<V8HTMLAppletElement>(info);
+    UseCounter::count(V8HTMLAppletElement::toNative(info.Holder())->document(), UseCounter::HTMLAppletElementLegacyCall);
 }
 
-void V8HTMLEmbedElement::indexedPropertySetterCustom(uint32_t index, v8::Local<v8::Value> value, const v8::PropertyCallbackInfo<v8::Value>& info)
+void V8HTMLEmbedElement::legacyCallCustom(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
-    npObjectIndexedSetter<V8HTMLEmbedElement>(index, value, info);
+    InvokeOnScriptableObject<V8HTMLEmbedElement>(info);
+    UseCounter::count(V8HTMLEmbedElement::toNative(info.Holder())->document(), UseCounter::HTMLEmbedElementLegacyCall);
 }
 
-void V8HTMLObjectElement::indexedPropertySetterCustom(uint32_t index, v8::Local<v8::Value> value, const v8::PropertyCallbackInfo<v8::Value>& info)
+void V8HTMLObjectElement::legacyCallCustom(const v8::FunctionCallbackInfo<v8::Value>& info)
 {
-    npObjectIndexedSetter<V8HTMLObjectElement>(index, value, info);
+    InvokeOnScriptableObject<V8HTMLObjectElement>(info);
+    UseCounter::count(V8HTMLObjectElement::toNative(info.Holder())->document(), UseCounter::HTMLObjectElementLegacyCall);
 }
 
 } // namespace blink