fix(runtime-core): fix component name inference in warnings

Should not pollute component definition name property
fix #1418

packages/runtime-core/src/helpers/resolveAssets.ts

@@ -82,19 +82,8 @@ function resolveAsset(
         res = self
       }
     }
-    if (__DEV__) {
-      if (res) {
-        // in dev, infer anonymous component's name based on registered name
-        if (
-          type === COMPONENTS &&
-          isObject(res) &&
-          !(res as ComponentOptions).name
-        ) {
-          ;(res as ComponentOptions).name = name
-        }
-      } else if (warnMissing) {
-        warn(`Failed to resolve ${type.slice(0, -1)}: ${name}`)
-      }
+    if (__DEV__ && warnMissing && !res) {
+      warn(`Failed to resolve ${type.slice(0, -1)}: ${name}`)
     }
     return res
   } else if (__DEV__) {