Introduce AllocateInNewSpace stub.

src/mips64/interface-descriptors-mips64.cc

Index: src/mips64/interface-descriptors-mips64.cc
diff --git a/src/mips64/interface-descriptors-mips64.cc b/src/mips64/interface-descriptors-mips64.cc
index 192c7d3b111aed12c11c451857d842823e94492f..f83c1d339d468c185f4eaa0a769fc643f6fa8d5c 100644
--- a/src/mips64/interface-descriptors-mips64.cc
+++ b/src/mips64/interface-descriptors-mips64.cc
@@ -221,6 +221,13 @@ void AllocateHeapNumberDescriptor::InitializePlatformSpecific(
 }
 
 
+void AllocateInNewSpaceDescriptor::InitializePlatformSpecific(
+    CallInterfaceDescriptorData* data) {
+  Register registers[] = {a0};
+  data->InitializePlatformSpecific(arraysize(registers), registers);
+}
+
+
 void ArrayConstructorConstantArgCountDescriptor::InitializePlatformSpecific(
     CallInterfaceDescriptorData* data) {
   // register state