Revert "Add event data to result event (#165)" (#176)

This reverts commit 72bb29c.

internal/rpc/core/events.go

@@ -84,7 +84,7 @@ func (env *Environment) Subscribe(ctx context.Context, req *coretypes.RequestSub
 			// We have a message to deliver to the client.
 			resp := callInfo.RPCRequest.MakeResponse(&coretypes.ResultEvent{
 				Query:  req.Query,
-				Data:   msg.Data(),
+				Data:   msg.LegacyData(),
 				Events: msg.Events(),
 			})
 			wctx, cancel := context.WithTimeout(opctx, 10*time.Second)

rpc/client/local/local.go

@@ -273,7 +273,7 @@ func (c *Local) eventsRoutine(ctx context.Context, sub eventbus.Subscription, su
 		case outc <- coretypes.ResultEvent{
 			SubscriptionID: msg.SubscriptionID(),
 			Query:          qstr,
-			Data:           msg.Data(),
+			Data:           msg.LegacyData(),
 			Events:         msg.Events(),
 		}:
 		case <-ctx.Done():

rpc/client/rpc_test.go

@@ -4,7 +4,6 @@ import (
 	"bytes"
 	"context"
 	"encoding/base64"
-
 	"fmt"
 	"math"
 	"net/http"
@@ -22,7 +21,6 @@ import (
 	"github.com/tendermint/tendermint/crypto/encoding"
 	"github.com/tendermint/tendermint/internal/mempool"
 	rpccore "github.com/tendermint/tendermint/internal/rpc/core"
-
 	tmjson "github.com/tendermint/tendermint/libs/json"
 	"github.com/tendermint/tendermint/libs/log"
 	tmmath "github.com/tendermint/tendermint/libs/math"
@@ -497,9 +495,9 @@ func TestClientMethodCalls(t *testing.T) {
 					for i := int64(0); i < 3; i++ {
 						event := <-eventCh
 
-						blockEvent, ok := event.Data.(types.EventDataNewBlock)
+						blockEvent, ok := event.Data.(types.LegacyEventDataNewBlock)
 						if !ok {
-							blockEventPtr, okPtr := event.Data.(*types.EventDataNewBlock)
+							blockEventPtr, okPtr := event.Data.(*types.LegacyEventDataNewBlock)
 							if okPtr {
 								blockEvent = *blockEventPtr
 							}

rpc/coretypes/responses.go

@@ -327,7 +327,7 @@ type (
 type ResultEvent struct {
 	SubscriptionID string
 	Query          string
-	Data           types.EventData
+	Data           types.LegacyEventData
 	Events         []abci.Event
 }