Add HasProperty code stub that tries simple lookups or jumps to runtime otherwise.

src/x87/interface-descriptors-x87.cc

Index: src/x87/interface-descriptors-x87.cc
diff --git a/src/x87/interface-descriptors-x87.cc b/src/x87/interface-descriptors-x87.cc
index c6953f5ff1dedf6ba5b7a0f62cf291d278108f68..5720d7b4e3ac684df3658b3a3b4d622b610c5497 100644
--- a/src/x87/interface-descriptors-x87.cc
+++ b/src/x87/interface-descriptors-x87.cc
@@ -72,6 +72,8 @@ const Register MathPowIntegerDescriptor::exponent() {
 const Register GrowArrayElementsDescriptor::ObjectRegister() { return eax; }
 const Register GrowArrayElementsDescriptor::KeyRegister() { return ebx; }
 
+const Register HasPropertyDescriptor::ObjectRegister() { return eax; }
+const Register HasPropertyDescriptor::KeyRegister() { return ebx; }
 
 void FastNewClosureDescriptor::InitializePlatformSpecific(
     CallInterfaceDescriptorData* data) {