Removed unuse function & fixed identation

app/controllers/users_controller.rb

@@ -57,17 +57,6 @@ class UsersController < ApplicationController
     params.require(:user).permit(:name, :email, :password, :password_confirmation)
   end
 
-  # Before filters
-
-  # Confirms a logged-in user.
-  def logged_in_user
-    unless logged_in?
-      store_location
-      flash[:danger] = "Please log in."
-      redirect_to login_url
-    end
-  end
-
   # Confirms the correct user.
   def correct_user
     @user = User.find(params[:id])

app/models/micropost.rb

@@ -11,10 +11,10 @@ class Micropost < ApplicationRecord
 
   private
 
-    # Validates the size of an uploaded picture.
-    def picture_size
-      if picture.size > 5.megabytes
-        errors.add(:picture, "should be less than 5MB")
-      end
+  # Validates the size of an uploaded picture.
+  def picture_size
+    if picture.size > 5.megabytes
+      errors.add(:picture, "should be less than 5MB")
     end
+  end
 end