binding: Simplify v8DateOrNaN().

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 640 matching lines @@
   if (!object->IsDate()) {
     exceptionState.throwTypeError("The provided value is not a Date.");
     return 0;
   }
   return object.As<v8::Date>()->ValueOf();
 }
 
 inline v8::MaybeLocal<v8::Value> v8DateOrNaN(v8::Isolate* isolate,
                                              double value) {
   ASSERT(isolate);
-  return v8::Date::New(
-      isolate->GetCurrentContext(),
-      std::isfinite(value) ? value : std::numeric_limits<double>::quiet_NaN());
+  return v8::Date::New(isolate->GetCurrentContext(), value);
 }
 
 // FIXME: Remove the special casing for NodeFilter and XPathNSResolver.
 NodeFilter* toNodeFilter(v8::Local<v8::Value>,
                          v8::Local<v8::Object>,
                          ScriptState*);
 XPathNSResolver* toXPathNSResolver(ScriptState*, v8::Local<v8::Value>);
 
 bool toV8Sequence(v8::Local<v8::Value>,
                   uint32_t& length,
@@ skipping 493 matching lines @@
 // If the argument isn't an object, this will crash.
 CORE_EXPORT v8::Local<v8::Value> freezeV8Object(v8::Local<v8::Value>,
                                                 v8::Isolate*);
 
 CORE_EXPORT v8::Local<v8::Value> fromJSONString(v8::Isolate*,
                                                 const String& stringifiedJSON,
                                                 ExceptionState&);
 }  // namespace blink
 
 #endif  // V8Binding_h