Raise correct exception on domain not found

Update spec to check the actually exception raised and fix the code to
raise the correct one instead of throwing constant not defined.

lib/vagrant-libvirt/action/wait_till_up.rb

@@ -1,4 +1,5 @@
 require 'log4r'
+require 'vagrant-libvirt/errors'
 require 'vagrant-libvirt/util/timer'
 require 'vagrant/util/retryable'
 
@@ -21,8 +22,11 @@ module VagrantPlugins
           env[:metrics] ||= {}
 
           # Get domain object
-          domain = env[:machine].provider.driver.connection.servers.get(env[:machine].id.to_s)
+          domain = env[:machine].provider.driver.get_domain(env[:machine].id.to_s)
-          raise NoDomainError if domain == nil
+          if domain == nil
+            raise Errors::NoDomainError,
+              :error_message => "Domain #{env[:machine].id} not found"
+          end
 
           # Wait for domain to obtain an ip address. Ip address is searched
           # from arp table, either localy or remotely via ssh, if libvirt

spec/vagrant-libvirt/action/wait_till_up_spec.rb

@@ -23,7 +23,8 @@ describe VagrantPlugins::ProviderLibvirt::Action::WaitTillUp do
 
       it "raises exception" do
         expect(app).to_not receive(:call)
-        expect{subject.call(env)}.to raise_error
+        expect{subject.call(env)}.to raise_error(::VagrantPlugins::ProviderLibvirt::Errors::NoDomainError,
+                                                 /No domain found. Domain dummy-vagrant_dummy not found/)
       end
     end
   end