ops.h: update `OP_SEND` description.

include/mruby/ops.h

@@ -57,8 +57,8 @@ OPCODE(JMPUW,      S)        /* unwind_and_jump_to(a) */
 OPCODE(EXCEPT,     B)        /* R(a) = exc */
 OPCODE(RESCUE,     BB)       /* R(b) = R(a).isa?(R(b)) */
 OPCODE(RAISEIF,    B)        /* raise(R(a)) if R(a) */
-OPCODE(SEND,       BBB)      /* R(a) = call(R(a),Syms(b),R(a+1)..,R(a+n+1):R(a+n+2)..) (c=n|k<<4) */
-OPCODE(SENDB,      BBB)      /* R(a) = call(R(a),Syms(b),R(a+1)..,R(a+n+1):R(a+n+2)..,&R(a+n+2k+1)) */
+OPCODE(SEND,       BBB)      /* R(a) = R(a).send(Syms(b),R(a+1)..,R(a+n+1):R(a+n+2)..) (c=n|k<<4) */
+OPCODE(SENDB,      BBB)      /* R(a) = R(a).send(Syms(b),R(a+1)..,R(a+n+1):R(a+n+2)..,&R(a+n+2k+1)) */
 OPCODE(CALL,       Z)        /* R(0) = self.call(frame.argc, frame.argv) */
 OPCODE(SUPER,      BB)       /* R(a) = super(R(a+1),... ,R(a+b+1)) */
 OPCODE(ARGARY,     BS)       /* R(a) = argument array (16=m5:r1:m5:d1:lv4) */