system contract: changebw added to abi and dispatcher #3180

contracts/eosio.system/eosio.system.abi

@@ -24,7 +24,7 @@
          {"name":"quant", "type":"asset"}
       ]
     },{
-      "name": "delegatebw",
+      "name": "changebw",
       "base": "",
       "fields": [
          {"name":"from", "type":"account_name"},
@@ -223,9 +223,13 @@
       "name": "sellram",
       "type": "sellram",
       "ricardian_contract": ""
+    },{
+      "name": "changebw",
+      "type": "changebw",
+      "ricardian_contract": ""
     },{
       "name": "delegatebw",
-      "type": "delegatebw",
+      "type": "changebw",
       "ricardian_contract": ""
     },{
       "name": "undelegatebw",

contracts/eosio.system/eosio.system.cpp

@@ -83,7 +83,7 @@ namespace eosiosystem {
 EOSIO_ABI( eosiosystem::system_contract,
      (setram)
      // delegate_bandwith.cpp
-     (delegatebw)(undelegatebw)(refund)
+     (changebw)(delegatebw)(undelegatebw)(refund)
      (buyram)(buyrambytes)(sellram)
      // voting.cpp
      // producer_pay.cpp