1 files changed, 7 insertions, 7 deletions
diff --git a/activerecord/lib/active_record/session_store.rb b/activerecord/lib/active_record/session_store.rb
index 76c37cc367..ce43ae8066 100644
--- a/activerecord/lib/active_record/session_store.rb
+++ b/activerecord/lib/active_record/session_store.rb
@@ -51,20 +51,20 @@ module ActiveRecord
   class SessionStore < ActionDispatch::Session::AbstractStore
     module ClassMethods # :nodoc:
       def marshal(data)
-        ActiveSupport::Base64.encode64(Marshal.dump(data)) if data
+        ::Base64.encode64(Marshal.dump(data)) if data
       end
 
       def unmarshal(data)
-        Marshal.load(ActiveSupport::Base64.decode64(data)) if data
+        Marshal.load(::Base64.decode64(data)) if data
       end
 
       def drop_table!
-        connection_pool.clear_table_cache!(table_name)
+        connection.schema_cache.clear_table_cache!(table_name)
         connection.drop_table table_name
       end
 
       def create_table!
-        connection_pool.clear_table_cache!(table_name)
+        connection.schema_cache.clear_table_cache!(table_name)
         connection.create_table(table_name) do |t|
           t.string session_id_column, :limit => 255
           t.text data_column_name
@@ -116,7 +116,7 @@ module ActiveRecord
               define_method(:session_id)  { sessid }
               define_method(:session_id=) { |session_id| self.sessid = session_id }
             else
-              class << self; remove_method :find_by_session_id; end
+              class << self; remove_possible_method :find_by_session_id; end
 
               def self.find_by_session_id(session_id)
                 find :first, :conditions => {:session_id=>session_id}
@@ -169,11 +169,11 @@ module ActiveRecord
     # are implemented as class methods that you may override. By default,
     # marshaling data is
     #
-    #   ActiveSupport::Base64.encode64(Marshal.dump(data))
+    #   ::Base64.encode64(Marshal.dump(data))
     #
     # and unmarshaling data is
     #
-    #   Marshal.load(ActiveSupport::Base64.decode64(data))
+    #   Marshal.load(::Base64.decode64(data))
     #
     # This marshaling behavior is intended to store the widest range of
     # binary session data in a +text+ column. For higher performance,