Revert of [interpreter] Create custom call opcodes for specific argument counts

src/interpreter/interpreter.h

Index: src/interpreter/interpreter.h
diff --git a/src/interpreter/interpreter.h b/src/interpreter/interpreter.h
index 8e87f84dc65cd87898efffe03a0505f018279e5b..ac36815f14f5e052dcba1d9202619f1e8e3d22db 100644
--- a/src/interpreter/interpreter.h
+++ b/src/interpreter/interpreter.h
@@ -78,10 +78,6 @@
 
   typedef void (Interpreter::*BytecodeGeneratorFunc)(InterpreterAssembler*);
 
-  // In the case of bytecodes that share handler implementations, copy the code
-  // into the bytecode's dispatcher table entry and return true.
-  bool ReuseExistingHandler(Bytecode bytecode, OperandScale operand_scale);
-
   // Generates handler for given |bytecode| and |operand_scale| using
   // |generator| and installs it into the dispatch table.
   void InstallBytecodeHandler(Zone* zone, Bytecode bytecode,
@@ -127,10 +123,6 @@
 
   // Generates code to perform a JS call that collects type feedback.
   void DoJSCall(InterpreterAssembler* assembler, TailCallMode tail_call_mode);
-
-  // Generates code to perform a JS call with a known number of arguments that
-  // collects type feedback.
-  void DoJSCallN(InterpreterAssembler* assembler, int n);
 
   // Generates code to perform delete via function_id.
   void DoDelete(Runtime::FunctionId function_id,