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

src/mips/interface-descriptors-mips.cc

Index: src/mips/interface-descriptors-mips.cc
diff --git a/src/mips/interface-descriptors-mips.cc b/src/mips/interface-descriptors-mips.cc
index d324295dd27c2714d398537f9324cc86088017dd..66d9e68f146c1a56d1f8cce4bcb4c52e971a0072 100644
--- a/src/mips/interface-descriptors-mips.cc
+++ b/src/mips/interface-descriptors-mips.cc
@@ -67,6 +67,8 @@ const Register MathPowIntegerDescriptor::exponent() {
 const Register GrowArrayElementsDescriptor::ObjectRegister() { return a0; }
 const Register GrowArrayElementsDescriptor::KeyRegister() { return a3; }
 
+const Register HasPropertyDescriptor::ObjectRegister() { return a0; }
+const Register HasPropertyDescriptor::KeyRegister() { return a3; }
 
 void FastNewClosureDescriptor::InitializePlatformSpecific(
     CallInterfaceDescriptorData* data) {