Make length property return useful values for DOM bindings functions

Source/bindings/tests/results/V8Float64Array.cpp

Index: Source/bindings/tests/results/V8Float64Array.cpp
diff --git a/Source/bindings/tests/results/V8Float64Array.cpp b/Source/bindings/tests/results/V8Float64Array.cpp
index 0ad6d39cbacdd7acc681a658f8c45edcf06f1582..7fd709933daa6b4b53ce34c6f8ad0027eb554f86 100644
--- a/Source/bindings/tests/results/V8Float64Array.cpp
+++ b/Source/bindings/tests/results/V8Float64Array.cpp
@@ -26,6 +26,7 @@
 #include "ExceptionCode.h"
 #include "Frame.h"
 #include "RuntimeEnabledFeatures.h"
+#include "ScriptController.h"
 #include "V8ArrayBufferView.h"
 #include "V8ArrayBufferViewCustom.h"
 #include "V8Binding.h"
@@ -121,7 +122,7 @@ v8::Handle<v8::Object> wrap(Float64Array* impl, v8::Handle<v8::Object> creationC
 }
 
 static const V8DOMConfiguration::BatchedMethod V8Float64ArrayMethods[] = {
-    {"set", Float64ArrayV8Internal::setMethodCallback, 0},
+    {"set", Float64ArrayV8Internal::setMethodCallback, 0, 0},
 };
 
 v8::Handle<v8::Value> V8Float64Array::constructorCallback(const v8::Arguments& args)
@@ -145,6 +146,7 @@ static v8::Persistent<v8::FunctionTemplate> ConfigureV8Float64ArrayTemplate(v8::
         V8Float64ArrayMethods, WTF_ARRAY_LENGTH(V8Float64ArrayMethods), isolate, currentWorldType);
     UNUSED_PARAM(defaultSignature); // In some cases, it will not be used.
     desc->SetCallHandler(V8Float64Array::constructorCallback);
+    desc->SetLength(1);
     v8::Local<v8::ObjectTemplate> instance = desc->InstanceTemplate();
     v8::Local<v8::ObjectTemplate> proto = desc->PrototypeTemplate();
     UNUSED_PARAM(instance); // In some cases, it will not be used.