[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 a529080a5229af5ac6e3e72db2c71b597df6f127..ea99fd84c46fbee26e1ccb59f5422fc2fc4f09fe 100644
--- a/src/heap/heap.h
+++ b/src/heap/heap.h
@@ -1996,7 +1996,8 @@ 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.