Inline this function.

Author: timdorr

src/utils/shallowEqual.js

@@ -1,5 +1,3 @@
-const hasOwn = Object.prototype.hasOwnProperty
-
 function is(x, y) {
   if (x === y) {
     return x !== 0 || y !== 0 || 1 / x === 1 / y
@@ -26,7 +24,10 @@ export default function shallowEqual(objA, objB) {
   if (keysA.length !== keysB.length) return false
 
   for (let i = 0; i < keysA.length; i++) {
-    if (!hasOwn.call(objB, keysA[i]) || !is(objA[keysA[i]], objB[keysA[i]])) {
+    if (
+      !Object.prototype.hasOwnProperty.call(objB, keysA[i]) ||
+      !is(objA[keysA[i]], objB[keysA[i]])
+    ) {
       return false
     }
   }