Fix Array::New(length) in the API to return an array with the provided length.

test/cctest/test-api.cc

 // Copyright 2007-2009 the V8 project authors. 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.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 2060 matching lines @@
   CHECK(!array->Has(0));
   CHECK(!array->Has(1));
   CHECK(array->Has(2));
   CHECK_EQ(7, array->Get(2)->Int32Value());
   Local<Value> obj = Script::Compile(v8_str("[1, 2, 3]"))->Run();
   Local<v8::Array> arr = obj.As<v8::Array>();
   CHECK_EQ(3, arr->Length());
   CHECK_EQ(1, arr->Get(0)->Int32Value());
   CHECK_EQ(2, arr->Get(1)->Int32Value());
   CHECK_EQ(3, arr->Get(2)->Int32Value());
+  array = v8::Array::New(27);
+  CHECK_EQ(27, array->Length());
+  array = v8::Array::New(-27);
+  CHECK_EQ(0, array->Length());
 }
 
 
 v8::Handle<Value> HandleF(const v8::Arguments& args) {
   v8::HandleScope scope;
   ApiTestFuzzer::Fuzz();
   Local<v8::Array> result = v8::Array::New(args.Length());
   for (int i = 0; i < args.Length(); i++)
     result->Set(i, args[i]);
   return scope.Close(result);
@@ skipping 11015 matching lines @@
   v8::Handle<v8::Function> define_property =
       CompileRun("(function() {"
                  "  Object.defineProperty("
                  "    this,"
                  "    1,"
                  "    { configurable: true, enumerable: true, value: 3 });"
                  "})").As<Function>();
   context->DetachGlobal();
   define_property->Call(proxy, 0, NULL);
 }