[Interpreter] Add dispatch counters for each bytecode.

src/assembler.h

Index: src/assembler.h
diff --git a/src/assembler.h b/src/assembler.h
index b6c48cf46f65f59244b9ae3f86262a0b8e903c8c..61d88b4b0345c33e64bcf3f14fc8117eb4eee03c 100644
--- a/src/assembler.h
+++ b/src/assembler.h
@@ -905,6 +905,8 @@ class ExternalReference BASE_EMBEDDED {
   // ExternalReferenceTable in serialize.cc manually.
 
   static ExternalReference interpreter_dispatch_table_address(Isolate* isolate);
+  static ExternalReference interpreter_handlers_dispatch_counters(
+      Isolate* isolate);
 
   static ExternalReference incremental_marking_record_write_function(
       Isolate* isolate);