Revert "Merge pull request #2534 from weseek/support/remove_image_population"

This reverts commit 52f73df231e34dc9c35a7de1b3553b1a2e61662b, reversing
changes made to e617c4561d70e05b7516f0fa247a604ca80a87c9.

src/server/models/user.js

@@ -21,6 +21,8 @@ module.exports = function(crowi) {
   const STATUS_INVITED = 5;
   const USER_PUBLIC_FIELDS = '_id image isEmailPublished isGravatarEnabled googleId name username email introduction'
   + 'status lang createdAt lastLoginAt admin imageUrlCached';
+  /* eslint-disable no-unused-vars */
+  const IMAGE_POPULATION = { path: 'imageAttachment', select: 'filePathProxied' };
 
   const PAGE_ITEMS = 50;
 
@@ -748,6 +750,7 @@ module.exports = function(crowi) {
   userSchema.statics.STATUS_DELETED = STATUS_DELETED;
   userSchema.statics.STATUS_INVITED = STATUS_INVITED;
   userSchema.statics.USER_PUBLIC_FIELDS = USER_PUBLIC_FIELDS;
+  userSchema.statics.IMAGE_POPULATION = IMAGE_POPULATION;
   userSchema.statics.PAGE_ITEMS = PAGE_ITEMS;
 
   return mongoose.model('User', userSchema);