Undo accidental commit

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@5303 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

activesupport/lib/active_support/dependencies.rb

@@ -38,11 +38,6 @@ module Dependencies #:nodoc:
   mattr_accessor :autoloaded_constants
   self.autoloaded_constants = []
 
-  # An array of constant names that need to be unloaded on every request. Used
-  # to allow arbitrary constants to be marked for unloading.
-  mattr_accessor :explicitly_unloadable_constants
-  self.explicitly_unloadable_constants = []
-
   # Set to true to enable logging of const_missing and file loads
   mattr_accessor :log_activity
   self.log_activity = false
@@ -65,7 +60,7 @@ def associate_with(file_name)
   def clear
     log_call
     loaded.clear
-    remove_unloadable_constants!
+    remove_autoloaded_constants!
   end
 
   def require_or_load(file_name, const_path = nil)
@@ -257,12 +252,21 @@ def load_missing_constant(from_mod, const_name)
     end
   end
 
-  # Remove the constants that have been autoloaded, and those that have been
-  # marked for unloading.
-  def remove_unloadable_constants!
-    autoloaded_constants.each { |const| remove_constant const }
-    autoloaded_constants.clear
-    explicitly_unloadable_constants.each { |const| remove_constant const }
+  # Remove the constants that have been autoloaded.
+  def remove_autoloaded_constants!
+    until autoloaded_constants.empty?
+      const = autoloaded_constants.shift
+      next unless qualified_const_defined? const
+      names = const.split('::')
+      if names.size == 1 || names.first.empty? # It's under Object
+        parent = Object
+      else
+        parent = (names[0..-2] * '::').constantize
+      end
+      log "removing constant #{const}"
+      parent.send :remove_const, names.last
+      true
+    end
   end
 
   # Determine if the given constant has been automatically loaded.
@@ -272,21 +276,6 @@ def autoloaded?(desc)
     return autoloaded_constants.include?(name)
   end
 
-  # Will the provided constant descriptor be unloaded?
-  def will_unload?(const_desc)
-    autoloaded?(desc) ||
-      explicitly_unloadable_constants.include?(const_desc.to_constant_name)
-  end
-
-  # Mark the provided constant name for unloading. This constant will be
-  # unloaded on each request, not just the next one.
-  def mark_for_unload(const_desc)
-    name = const_desc.to_constant_name
-    unless explicitly_unloadable_constants.include? name
-      explicitly_unloadable_constants << name
-    end
-  end
-
   class LoadingModule
     # Old style environment.rb referenced this method directly.  Please note, it doesn't
     # actualy *do* anything any more.
@@ -311,21 +300,6 @@ def to_constant_name(desc)
     end
   end
 
-  def remove_constant(const)
-    return false unless qualified_const_defined? const
-
-    names = const.split('::')
-    if names.size == 1 || names.first.empty? # It's under Object
-      parent = Object
-    else
-      parent = (names[0..-2] * '::').constantize
-    end
-
-    log "removing constant #{const}"
-    parent.send :remove_const, names.last
-    return true
-  end
-
   def log_call(*args)
     arg_str = args.collect(&:inspect) * ', '
     /in `([a-z_\?\!]+)'/ =~ caller(1).first