minifix: remove stale json object plainifying in store

Change-Type: patch
Changelog-Entry: Remove stale JSON object plainifying in store

lib/shared/store.js

@@ -165,8 +165,7 @@ const storeReducer = (state = DEFAULT_STATE, action) => {
         })
       }
 
-      // Convert object instances to plain objects
-      const drives = JSON.parse(JSON.stringify(action.data))
+      const drives = action.data
 
       if (!_.isArray(drives) || !_.every(drives, _.isPlainObject)) {
         throw errors.createError({

tests/shared/models/available-drives.spec.js

@@ -77,31 +77,6 @@ describe('Model: availableDrives', function () {
           m.chai.expect(availableDrives.getDrives()).to.deep.equal(drives)
         })
 
-        it('should be able to set non-plain drive objects', function () {
-          class Device {
-            constructor () {
-              this.device = '/dev/sdb'
-              this.description = 'Foo'
-              this.mountpoints = [ {
-                path: '/mnt/foo'
-              } ]
-              this.isSystem = false
-            }
-          }
-
-          availableDrives.setDrives([ new Device() ])
-          m.chai.expect(availableDrives.getDrives()).to.deep.equal([
-            {
-              device: '/dev/sdb',
-              description: 'Foo',
-              mountpoints: [ {
-                path: '/mnt/foo'
-              } ],
-              isSystem: false
-            }
-          ])
-        })
-
         it('should be able to set drives with extra properties', function () {
           const drives = [
             {