Introduce AllocateInNewSpace stub.

src/interface-descriptors.h

Index: src/interface-descriptors.h
diff --git a/src/interface-descriptors.h b/src/interface-descriptors.h
index b08e841978daf38a355b4f301e27092df6aa43ae..53d0dc8c3536b405955242500d127bdc2943e04f 100644
--- a/src/interface-descriptors.h
+++ b/src/interface-descriptors.h
@@ -41,6 +41,7 @@ class PlatformInterfaceDescriptor;
   V(RegExpConstructResult)                    \
   V(TransitionElementsKind)                   \
   V(AllocateHeapNumber)                       \
+  V(AllocateInNewSpace)                       \
   V(ArrayConstructorConstantArgCount)         \
   V(ArrayConstructor)                         \
   V(InternalArrayConstructorConstantArgCount) \
@@ -508,6 +509,12 @@ class AllocateHeapNumberDescriptor : public CallInterfaceDescriptor {
 };
 
 
+class AllocateInNewSpaceDescriptor : public CallInterfaceDescriptor {
+ public:
+  DECLARE_DESCRIPTOR(AllocateInNewSpaceDescriptor, CallInterfaceDescriptor)
+};
+
+
 class ArrayConstructorConstantArgCountDescriptor
     : public CallInterfaceDescriptor {
  public: