[Interpreter] Add support for JS calls.

src/interface-descriptors.h

Index: src/interface-descriptors.h
diff --git a/src/interface-descriptors.h b/src/interface-descriptors.h
index 495a6215e80b328d82898a84dc5befe7be257c43..06e586e876e345cb62884067e33e91f979776f47 100644
--- a/src/interface-descriptors.h
+++ b/src/interface-descriptors.h
@@ -38,6 +38,7 @@ class PlatformInterfaceDescriptor;
   V(CallFunctionWithFeedbackAndVector)        \
   V(CallConstruct)                            \
   V(CallTrampoline)                           \
+  V(PushArgsAndCall)                          \
   V(RegExpConstructResult)                    \
   V(TransitionElementsKind)                   \
   V(AllocateHeapNumber)                       \
@@ -681,6 +682,12 @@ class GrowArrayElementsDescriptor : public CallInterfaceDescriptor {
   static const Register KeyRegister();
 };
 
+
+class PushArgsAndCallDescriptor : public CallInterfaceDescriptor {
+ public:
+  DECLARE_DESCRIPTOR(PushArgsAndCallDescriptor, CallInterfaceDescriptor)
+};
+
 #undef DECLARE_DESCRIPTOR