[bindings] Let NativeValueTraits<T>::nativeValue be variadic function and merge various convers…

Source/bindings/core/v8/V8Binding.h

 /*
 * Copyright (C) 2009 Google Inc. All rights reserved.
 * Copyright (C) 2012 Ericsson AB. 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.
@@ skipping 27 matching lines @@
 #include "bindings/core/v8/ExceptionState.h"
 #include "bindings/core/v8/NativeValueTraits.h"
 #include "bindings/core/v8/ScriptValue.h"
 #include "bindings/core/v8/ScriptWrappable.h"
 #include "bindings/core/v8/V8BindingMacros.h"
 #include "bindings/core/v8/V8PerIsolateData.h"
 #include "bindings/core/v8/V8StringResource.h"
 #include "bindings/core/v8/V8ThrowException.h"
 #include "bindings/core/v8/V8ValueCache.h"
 #include "core/CoreExport.h"
+#include "platform/JSONValues.h"
 #include "platform/heap/Handle.h"
 #include "wtf/text/AtomicString.h"
 #include <v8.h>
 
 namespace blink {
 
 class DOMWindow;
 class EventListener;
 class EventTarget;
 class ExecutionContext;
@@ skipping 776 matching lines @@
 };
 
 template <typename T>
 struct NativeValueTraits<Vector<T>> {
     static inline Vector<T> nativeValue(v8::Local<v8::Value> value, v8::Isolate* isolate, ExceptionState& exceptionState)
     {
         return toImplArray<T>(value, 0, isolate, exceptionState);
     }
 };
 
+typedef PassRefPtr<JSONValue> JSONValuePtr;
+
+template <>
+struct NativeValueTraits<JSONValuePtr> {
+    static JSONValuePtr nativeValue(v8::Local<v8::Value>, v8::Isolate*, ExceptionState&, int maxDepth = JSONValue::maxDepth);
+};
+
 CORE_EXPORT v8::Isolate* toIsolate(ExecutionContext*);
 v8::Isolate* toIsolate(LocalFrame*);
 
 DOMWindow* toDOMWindow(v8::Isolate*, v8::Handle<v8::Value>);
 DOMWindow* toDOMWindow(v8::Handle<v8::Context>);
 LocalDOMWindow* enteredDOMWindow(v8::Isolate*);
 LocalDOMWindow* currentDOMWindow(v8::Isolate*);
 LocalDOMWindow* callingDOMWindow(v8::Isolate*);
 ExecutionContext* toExecutionContext(v8::Handle<v8::Context>);
 CORE_EXPORT ExecutionContext* currentExecutionContext(v8::Isolate*);
@@ skipping 41 matching lines @@
         properties->Set(integer, integer);
     }
     v8SetReturnValue(info, properties);
 }
 
 // These methods store hidden values into an array that is stored in the internal field of a DOM wrapper.
 void addHiddenValueToArray(v8::Isolate*, v8::Handle<v8::Object>, v8::Local<v8::Value>, int cacheIndex);
 void removeHiddenValueFromArray(v8::Isolate*, v8::Handle<v8::Object>, v8::Local<v8::Value>, int cacheIndex);
 CORE_EXPORT void moveEventListenerToNewWrapper(v8::Isolate*, v8::Handle<v8::Object>, EventListener* oldValue, v8::Local<v8::Value> newValue, int cacheIndex);
 
-PassRefPtr<JSONValue> v8ToJSONValue(v8::Isolate*, v8::Handle<v8::Value>, int);
-
 // Result values for platform object 'deleter' methods,
 // http://www.w3.org/TR/WebIDL/#delete
 enum DeleteResult {
     DeleteSuccess,
     DeleteReject,
     DeleteUnknownProperty
 };
 
 class V8IsolateInterruptor : public ThreadState::Interruptor {
 public:
@@ skipping 50 matching lines @@
 PassRefPtr<TraceEvent::ConvertableToTraceFormat> devToolsTraceEventData(v8::Isolate*, ExecutionContext*, v8::Handle<v8::Function>);
 
 // Callback functions used by generated code.
 void v8ConstructorAttributeGetter(v8::Local<v8::Name> propertyName, const v8::PropertyCallbackInfo<v8::Value>&);
 
 typedef void (*InstallTemplateFunction)(v8::Local<v8::FunctionTemplate>, v8::Isolate*);
 
 } // namespace blink
 
 #endif // V8Binding_h