wip: remove config.silent

packages/runtime-core/src/apiApp.ts

@@ -31,7 +31,6 @@ export interface App {
 }
 
 export interface AppConfig {
-  silent: boolean
   devtools: boolean
   performance: boolean
   errorHandler?: (
@@ -65,7 +64,6 @@ export type Plugin =
 export function createAppContext(): AppContext {
   return {
     config: {
-      silent: false,
       devtools: true,
       performance: false,
       errorHandler: undefined,

packages/runtime-core/src/warning.ts

@@ -1,6 +1,6 @@
 import { VNode } from './vnode'
 import { Data, ComponentInstance } from './component'
-import { isString } from '@vue/shared'
+import { isString, EMPTY_OBJ } from '@vue/shared'
 import { toRaw } from '@vue/reactivity'
 
 let stack: VNode[] = []