always enable resourceHints

lib/common/nuxt.config.js

@@ -169,7 +169,7 @@ export default {
     bundleRenderer: {
       shouldPrefetch: () => false
     },
-    resourceHints: undefined,
+    resourceHints: true,
     ssr: undefined,
     http2: {
       push: false,

lib/common/options.js

@@ -144,11 +144,6 @@ Options.from = function (_options) {
     options.build.babel.cacheDirectory = options.dev
   }
 
-  // Resource hints
-  if (options.render.resourceHints === undefined) {
-    options.render.resourceHints = !options.dev
-  }
-
   // Normalize ignore
   options.ignore = options.ignore ? [].concat(options.ignore) : []
 

test/fixtures/basic/nuxt.config.js

@@ -36,8 +36,5 @@ export default {
   build: {
     scopeHoisting: true,
     postcss: [require('postcss-cssnext')()]
-  },
-  render: {
-    resourceHints: true
   }
 }