Remove expectation on deleting sessions. This has the potential to fail due to invalid browser cookie states. It's best to just allow the delete to continue without causing an error.

Author: Jason733i

.gitignore

@@ -2,3 +2,5 @@ doc
 coverage
 .yardoc
 Gemfile.lock
+.ruby-version
+.ruby-gemset

lib/aws/session_store/dynamo_db/locking/base.rb

@@ -65,7 +65,7 @@ def handle_error(env = nil, &block)
 
     # @return [Hash] Options for deleting session.
     def delete_opts(sid)
-      merge_all(table_opts(sid), expected_attributes(sid))
+      table_opts(sid)
     end
 
     # @return [Hash] Options for updating item in Session table.
@@ -141,11 +141,6 @@ def data_unchanged?(env, session)
       env['rack.initial_data'] == session
     end
 
-    # Expected attributes
-    def expected_attributes(sid)
-      { :expected => { @config.table_key => {:value => sid, :exists => true} } }
-    end
-
     # Attributes to be retrieved via client
     def attr_opts
       {:attributes_to_get => ["data"],