Enable proto JSON generally and remove HybridCodec (#6859)

* Remove HybridCodec

* WIP on fixing proto JSON issues

* WIP on fixing proto JSON issues

* WIP on fixing proto JSON issues

* WIP on fixing proto JSON issues

* WIP on fixing proto JSON issues

* Test fixes

* Delete hybrid_codec.go

* Fixes

* Fixes

* Fixes

* Test fixes

* Test fixes

* Test fixes

* Lint

* Sim fixes

* Sim fixes

* Revert

* Remove vesting account JSON tests

* Update CHANGELOG.md

* Lint

* Sim fixes

* Sim fixes

* Docs

* Migrate more amino usages

* Remove custom VoteOption String() and json marshaling

* Fix tests

* Add comments, update CHANGELOG.md

Co-authored-by: Jonathan Gimeno <jgimeno@gmail.com>
Co-authored-by: Alexander Bezobchuk <alexanderbez@users.noreply.github.com>

x/slashing/simulation/genesis.go

@@ -88,6 +88,6 @@ func RandomizedGenState(simState *module.SimulationState) {
 
 	slashingGenesis := types.NewGenesisState(params, []types.SigningInfo{}, []types.ValidatorMissedBlocks{})
 
-	fmt.Printf("Selected randomly generated slashing parameters:\n%s\n", codec.MustMarshalJSONIndent(simState.Cdc, slashingGenesis.Params))
+	fmt.Printf("Selected randomly generated slashing parameters:\n%s\n", codec.MustMarshalJSONIndent(simState.Cdc, &slashingGenesis.Params))
 	simState.GenState[types.ModuleName] = simState.Cdc.MustMarshalJSON(slashingGenesis)
 }

x/slashing/simulation/operations.go

@@ -23,7 +23,7 @@ const (
 
 // WeightedOperations returns all the operations from the module with their respective weights
 func WeightedOperations(
-	appParams simtypes.AppParams, cdc *codec.LegacyAmino, ak types.AccountKeeper,
+	appParams simtypes.AppParams, cdc codec.JSONMarshaler, ak types.AccountKeeper,
 	bk types.BankKeeper, k keeper.Keeper, sk stakingkeeper.Keeper,
 ) simulation.WeightedOperations {
 

x/slashing/simulation/operations_test.go

@@ -24,7 +24,7 @@ func TestWeightedOperations(t *testing.T) {
 	app, ctx := createTestApp(false)
 	ctx.WithChainID("test-chain")
 
-	cdc := app.LegacyAmino()
+	cdc := app.AppCodec()
 	appParams := make(simtypes.AppParams)
 
 	s := rand.NewSource(1)