PERF: removing another def engine

2 files changed, 1 insertions, 12 deletions

diff --git a/lib/arel/algebra/relations/operations/where.rb b/lib/arel/algebra/relations/operations/where.rb
index d851aebc44..98efb72ec1 100644
--- a/lib/arel/algebra/relations/operations/where.rb
+++ b/lib/arel/algebra/relations/operations/where.rb
@@ -12,17 +12,6 @@ module Arel
       @wheres ||= relation.wheres + predicates
     end
 
-    def engine
-      engine   = relation.engine
-
-      # Temporary check of whether or not the engine supports where.
-      if engine.respond_to?(:supports) && !engine.supports(:restricting)
-        Memory::Engine.new
-      else
-        engine
-      end
-    end
-
     def eval
       unoperated_rows.select { |row| predicates.all? { |p| p.eval(row) } }
     end
diff --git a/spec/support/model.rb b/spec/support/model.rb
index f4973f4c57..45fe254d6f 100644
--- a/spec/support/model.rb
+++ b/spec/support/model.rb
@@ -13,7 +13,7 @@ module Arel
 
       def read(relation)
         case relation
-        when Arel::Take, Arel::Order, Arel::Skip
+        when Arel::Take, Arel::Order, Arel::Skip, Arel::Where
           relation.eval
         else
           @rows.dup.map { |r| Row.new(relation, r) }