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 2be79285af189a840233d857af6d7456c51445f3..47b09471807c7c41c662aa1e36bbf8f90c804016 100644
--- a/src/x87/interface-descriptors-x87.cc
+++ b/src/x87/interface-descriptors-x87.cc
@@ -73,6 +73,8 @@ 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) {