Remove unused method loading default country

And another unused method.

app/services/default_stock_location.rb

@@ -5,17 +5,6 @@
 class DefaultStockLocation
   NAME = 'default'
 
-  def self.create!
-    country = Spree::Country.find_by(iso: ENV['DEFAULT_COUNTRY_CODE'])
-    state = country.states.first
-    Spree::StockLocation.create!(name: NAME, country_id: country.id, state_id: state.id,
-                                 backorderable_default: false)
-  end
-
-  def self.destroy_all
-    Spree::StockLocation.where(name: NAME).destroy_all
-  end
-
   def self.find_or_create
     Spree::StockLocation.find_or_create_by(name: NAME)
   end

spec/services/default_stock_location_spec.rb

@@ -3,34 +3,6 @@
 require 'spec_helper'
 
 describe DefaultStockLocation do
-  describe '.create!' do
-    it "names the location 'OFN default'" do
-      stock_location = described_class.create!
-      expect(stock_location.name).to eq('default')
-    end
-
-    it 'sets the location in the default country' do
-      default_country = Spree::Country.find_by(iso: ENV['DEFAULT_COUNTRY_CODE'])
-      stock_location = described_class.create!
-      expect(stock_location.country).to eq(default_country)
-    end
-
-    it 'sets the first state in the country' do
-      default_country = Spree::Country.find_by(iso: ENV['DEFAULT_COUNTRY_CODE'])
-      stock_location = described_class.create!
-      expect(stock_location.state).to eq(default_country.states.first)
-    end
-  end
-
-  describe '.destroy_all' do
-    it "removes all stock locations named 'default'" do
-      create(:stock_location)
-
-      expect { described_class.destroy_all }
-        .to change { Spree::StockLocation.count }.to(0)
-    end
-  end
-
   describe '.find_or_create' do
     context 'when a location named default already exists' do
       let!(:location) do