Remove the class_path from the collisions test.

The class_path is often taken already in situations like Admin namespaces etc.

railties/lib/rails_generator/generators/components/controller/controller_generator.rb

@@ -2,7 +2,7 @@ class ControllerGenerator < Rails::Generator::NamedBase
   def manifest
     record do |m|
       # Check for class naming collisions.
-      m.class_collisions class_path, "#{class_name}Controller", "#{class_name}ControllerTest", "#{class_name}Helper"
+      m.class_collisions "#{class_name}Controller", "#{class_name}ControllerTest", "#{class_name}Helper"
 
       # Controller, helper, views, and test directories.
       m.directory File.join('app/controllers', class_path)

railties/lib/rails_generator/generators/components/integration_test/integration_test_generator.rb

@@ -4,7 +4,7 @@ class IntegrationTestGenerator < Rails::Generator::NamedBase
   def manifest
     record do |m|
       # Check for class naming collisions.
-      m.class_collisions class_path, class_name, "#{class_name}Test"
+      m.class_collisions class_name, "#{class_name}Test"
 
       # integration test directory
       m.directory File.join('test/integration', class_path)

railties/lib/rails_generator/generators/components/mailer/mailer_generator.rb

@@ -2,7 +2,7 @@ class MailerGenerator < Rails::Generator::NamedBase
   def manifest
     record do |m|
       # Check for class naming collisions.
-      m.class_collisions class_path, class_name, "#{class_name}Test"
+      m.class_collisions class_name, "#{class_name}Test"
 
       # Mailer, view, test, and fixture directories.
       m.directory File.join('app/models', class_path)

railties/lib/rails_generator/generators/components/model/model_generator.rb

@@ -4,7 +4,7 @@ class ModelGenerator < Rails::Generator::NamedBase
   def manifest
     record do |m|
       # Check for class naming collisions.
-      m.class_collisions class_path, class_name, "#{class_name}Test"
+      m.class_collisions class_name, "#{class_name}Test"
 
       # Model, test, and fixture directories.
       m.directory File.join('app/models', class_path)

railties/lib/rails_generator/generators/components/observer/observer_generator.rb

@@ -2,7 +2,7 @@ class ObserverGenerator < Rails::Generator::NamedBase
   def manifest
     record do |m|
       # Check for class naming collisions.
-      m.class_collisions class_path, "#{class_name}Observer", "#{class_name}ObserverTest"
+      m.class_collisions "#{class_name}Observer", "#{class_name}ObserverTest"
 
       # Observer, and test directories.
       m.directory File.join('app/models', class_path)

railties/lib/rails_generator/generators/components/performance_test/performance_test_generator.rb

@@ -4,7 +4,7 @@ class PerformanceTestGenerator < Rails::Generator::NamedBase
   def manifest
     record do |m|
       # Check for class naming collisions.
-      m.class_collisions class_path, class_name, "#{class_name}Test"
+      m.class_collisions class_name, "#{class_name}Test"
 
       # performance test directory
       m.directory File.join('test/performance', class_path)

railties/lib/rails_generator/generators/components/plugin/plugin_generator.rb

@@ -10,7 +10,7 @@ class PluginGenerator < Rails::Generator::NamedBase
   def manifest
     record do |m|
       # Check for class naming collisions.
-      m.class_collisions class_path, class_name
+      m.class_collisions class_name
 
       m.directory "#{plugin_path}/lib"
       m.directory "#{plugin_path}/tasks"

railties/lib/rails_generator/generators/components/resource/resource_generator.rb

@@ -30,8 +30,8 @@ class ResourceGenerator < Rails::Generator::NamedBase
   def manifest
     record do |m|
       # Check for class naming collisions.
-      m.class_collisions(controller_class_path, "#{controller_class_name}Controller", "#{controller_class_name}Helper")
-      m.class_collisions(class_path, "#{class_name}")
+      m.class_collisions("#{controller_class_name}Controller", "#{controller_class_name}Helper")
+      m.class_collisions(class_name)
 
       # Controller, helper, views, and test directories.
       m.directory(File.join('app/models', class_path))

railties/lib/rails_generator/generators/components/scaffold/scaffold_generator.rb

@@ -36,8 +36,8 @@ class ScaffoldGenerator < Rails::Generator::NamedBase
   def manifest
     record do |m|
       # Check for class naming collisions.
-      m.class_collisions(controller_class_path, "#{controller_class_name}Controller", "#{controller_class_name}Helper")
-      m.class_collisions(class_path, "#{class_name}")
+      m.class_collisions("#{controller_class_name}Controller", "#{controller_class_name}Helper")
+      m.class_collisions(class_name)
 
       # Controller, helper, views, test and stylesheets directories.
       m.directory(File.join('app/models', class_path))