Remove unused Agent::ChainedStats class

lib/new_relic/agent/stats.rb

@@ -141,19 +141,5 @@ def min_time_less?(other)
         (other.min_call_time < min_call_time && other.call_count > 0) || call_count == 0
       end
     end
-
-    class ChainedStats
-      attr_accessor :scoped_stats, :unscoped_stats
-
-      def initialize(scoped_stats, unscoped_stats)
-        @scoped_stats = scoped_stats
-        @unscoped_stats = unscoped_stats
-      end
-
-      def method_missing(method, *args)
-        unscoped_stats.send(method, *args)
-        scoped_stats.send(method, *args)
-      end
-    end
   end
 end

test/new_relic/agent/stats_test.rb

@@ -148,26 +148,6 @@ def test_sum_of_squares_merge
     assert_equal(s3.sum_of_squares, 4*4 + 7*7 + 13*13 + 16*16, "check sum of squares")
   end
 
-  def test_chained_stats_proxies_calls_to_scoped_and_unscoped
-    scoped_stats = NewRelic::Agent::Stats.new
-    unscoped_stats = NewRelic::Agent::Stats.new
-    chained_stats = NewRelic::Agent::ChainedStats.new(scoped_stats, unscoped_stats)
-    chained_stats.record_data_point(42)
-    assert_equal(1, scoped_stats.call_count)
-    assert_equal(1, unscoped_stats.call_count)
-    assert_equal(42, scoped_stats.total_call_time)
-    assert_equal(42, unscoped_stats.total_call_time)
-  end
-
-  def test_chained_stats_returns_values_from_scoped
-    scoped_stats = NewRelic::Agent::Stats.new
-    unscoped_stats = NewRelic::Agent::Stats.new
-    chained_stats = NewRelic::Agent::ChainedStats.new(scoped_stats, unscoped_stats)
-    scoped_stats.record_data_point(42)
-    assert_equal(1, chained_stats.call_count)
-    assert_equal(42, chained_stats.total_call_time)
-  end
-
   def test_to_json_enforces_float_values
     s1 = NewRelic::Agent::Stats.new
     s1.trace_call 3.to_r