commands/plugin: allow within Bundler env (cause we always are)

plugins/commands/plugin/action.rb

@@ -8,7 +8,6 @@ module VagrantPlugins
       # This middleware sequence will install a plugin.
       def self.action_install
         Vagrant::Action::Builder.new.tap do |b|
-          b.use BundlerCheck
           b.use InstallGem
           b.use PruneGems
         end
@@ -17,7 +16,6 @@ module VagrantPlugins
       # This middleware sequence licenses paid addons.
       def self.action_license
         Vagrant::Action::Builder.new.tap do |b|
-          b.use BundlerCheck
           b.use LicensePlugin
         end
       end
@@ -25,7 +23,6 @@ module VagrantPlugins
       # This middleware sequence will list all installed plugins.
       def self.action_list
         Vagrant::Action::Builder.new.tap do |b|
-          b.use BundlerCheck
           b.use ListPlugins
         end
       end
@@ -33,7 +30,6 @@ module VagrantPlugins
       # This middleware sequence will uninstall a plugin.
       def self.action_uninstall
         Vagrant::Action::Builder.new.tap do |b|
-          b.use BundlerCheck
           b.use UninstallPlugin
           b.use PruneGems
         end
@@ -42,7 +38,6 @@ module VagrantPlugins
       # This middleware sequence will update a plugin.
       def self.action_update
         Vagrant::Action::Builder.new.tap do |b|
-          b.use BundlerCheck
           b.use PluginExistsCheck
           b.use InstallGem
           b.use PruneGems
@@ -51,7 +46,6 @@ module VagrantPlugins
 
       # The autoload farm
       action_root = Pathname.new(File.expand_path("../action", __FILE__))
-      autoload :BundlerCheck, action_root.join("bundler_check")
       autoload :InstallGem, action_root.join("install_gem")
       autoload :LicensePlugin, action_root.join("license_plugin")
       autoload :ListPlugins, action_root.join("list_plugins")

plugins/commands/plugin/action/bundler_check.rb

@@ -1,25 +0,0 @@
-module VagrantPlugins
-  module CommandPlugin
-    module Action
-      class BundlerCheck
-        def initialize(app, env)
-          @app = app
-        end
-
-        def call(env)
-          # Bundler sets up its own custom gem load paths such that our
-          # own gems are never loaded. Therefore, give an error if a user
-          # tries to install gems while within a Bundler-managed environment.
-          if defined?(Bundler)
-            require 'bundler/shared_helpers'
-            if Bundler::SharedHelpers.in_bundle?
-              raise Vagrant::Errors::GemCommandInBundler
-            end
-          end
-
-          @app.call(env)
-        end
-      end
-    end
-  end
-end