Move utilities for V8 extras functions into V8Binding.h

third_party/WebKit/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 19 matching lines @@
 */
 
 #ifndef V8Binding_h
 #define V8Binding_h
 
 #include "bindings/core/v8/DOMDataStore.h"
 #include "bindings/core/v8/DOMWrapperWorld.h"
 #include "bindings/core/v8/ExceptionMessages.h"
 #include "bindings/core/v8/ExceptionState.h"
 #include "bindings/core/v8/NativeValueTraits.h"
+#include "bindings/core/v8/ScriptState.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/V8ScriptRunner.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 {
@@ skipping 1029 matching lines @@
     mutable v8::Local<v8::Function> m_function;
 };
 
 PassRefPtr<TraceEvent::ConvertableToTraceFormat> devToolsTraceEventData(v8::Isolate*, ExecutionContext*, v8::Local<v8::Function>);
 
 // Callback functions used by generated code.
 CORE_EXPORT void v8ConstructorAttributeGetter(v8::Local<v8::Name> propertyName, const v8::PropertyCallbackInfo<v8::Value>&);
 
 typedef void (*InstallTemplateFunction)(v8::Local<v8::FunctionTemplate>, v8::Isolate*);
 
+// Utiltiies for calling functions added to the V8 extras binding object.
+
+inline v8::MaybeLocal<v8::Value> v8CallExtraHelper(ScriptState* scriptState, const char* name, size_t numArgs, v8::Local<v8::Value>* args)
+{
+    v8::Isolate* isolate = scriptState->isolate();
+    ExecutionContext* ec = scriptState->executionContext();
+    v8::Local<v8::Value> undefined = v8::Undefined(isolate);
+    v8::Local<v8::Value> functionValue = scriptState->getFromExtrasExports(name).v8Value();
+    v8::Local<v8::Function> function = functionValue.As<v8::Function>();
+    return V8ScriptRunner::callFunction(function, ec, undefined, numArgs, args, isolate);
+}
+
+template <size_t N>
+v8::MaybeLocal<v8::Value> v8CallExtra(ScriptState* scriptState, const char* name, v8::Local<v8::Value>(&args)[N])
+{
+    return v8CallExtraHelper(scriptState, name, N, args);
+}
+
+template <size_t N>
+v8::Local<v8::Value> v8CallExtraOrCrash(ScriptState* scriptState, const char* name, v8::Local<v8::Value>(&args)[N])
+{
+    return v8CallOrCrash(v8CallExtraHelper(scriptState, name, N, args));
+}
+
 } // namespace blink
 
 #endif // V8Binding_h