[Interpreter] Add support for parameter variables.

src/heap/heap.h

Index: src/heap/heap.h
diff --git a/src/heap/heap.h b/src/heap/heap.h
index 48b0c6fe5bcfeaceee9c5521d132f070b53b15ce..9a80070efed6eaf2760bf61b2a8b526fc509764f 100644
--- a/src/heap/heap.h
+++ b/src/heap/heap.h
@@ -1965,7 +1965,8 @@ class Heap {
 
   // Allocates a bytecode array with given contents.
   MUST_USE_RESULT AllocationResult
-  AllocateBytecodeArray(int length, const byte* raw_bytecodes, int frame_size);
+  AllocateBytecodeArray(int length, const byte* raw_bytecodes, int frame_size,
+                        int parameter_count);
 
   // Copy the code and scope info part of the code object, but insert
   // the provided data as the relocation information.