Update command builder now that provisioning_path has moved to runtime

plugins/provisioners/chef/command_builder.rb

@@ -1,7 +1,7 @@
 module VagrantPlugins
   module Chef
     class CommandBuilder
-      def initialize(config, client_type, is_windows=false, is_ui_colored=false)
+      def initialize(config, client_type, is_windows = false, is_ui_colored = false)
         @client_type   = client_type
         @config        = config
         @is_windows    = is_windows
@@ -25,7 +25,10 @@ module VagrantPlugins
       def chef_binary_path
         binary_path = "chef-#{@client_type}"
         if @config.binary_path
-          binary_path = guest_friendly_path(File.join(@config.binary_path, binary_path))
+          binary_path = File.join(@config.binary_path, binary_path)
+          if windows?
+            binary_path = windows_friendly_path(binary_path)
+          end
         end
         binary_path
       end
@@ -34,19 +37,32 @@ module VagrantPlugins
         chef_arguments = "-c #{provisioning_path("#{@client_type}.rb")}"
         chef_arguments << " -j #{provisioning_path("dna.json")}"
         chef_arguments << " #{@config.arguments}" if @config.arguments
-        chef_arguments << " --no-color" unless @is_ui_colored
+        chef_arguments << " --no-color" unless color?
         chef_arguments.strip
       end
 
       def provisioning_path(file)
-        guest_friendly_path(File.join(@config.provisioning_path, file))
+        if windows?
+          path = @config.provisioning_path || "C:/vagrant-chef"
+          return windows_friendly_path(File.join(path, file))
+        else
+          path = @config.provisioning_path || "/tmp/vagrant-chef"
+          return File.join(path, file)
+        end
       end
 
-      def guest_friendly_path(path)
-        return path unless @is_windows
-        path.gsub!("/", "\\")
+      def windows_friendly_path(path)
+        path = path.gsub("/", "\\")
         path = "c:#{path}" if path.start_with?("\\")
-        path
+        return path
+      end
+
+      def windows?
+        !!@is_windows
+      end
+
+      def color?
+        !!@is_ui_colored
       end
     end
   end