Revert "Add ability to specify custom logger (#2725)" (#2769)

This reverts commit 9cf89e6971.

lib/puma/dsl.rb

@@ -365,11 +365,6 @@ module Puma
       @options[:log_requests] = which
     end
 
-    # Pass in a custom logging class instance
-    def logger(custom_logger)
-      @options[:logger] = custom_logger
-    end
-
     # Show debugging info
     #
     def debug

test/config/custom_logger.rb

@@ -1,13 +0,0 @@
-class CustomLogger
-  def initialize(output=STDOUT)
-    @output = output
-  end
-
-  def write(msg)
-    @output.print 'Custom logging: ' + msg
-    @output.flush
-  end
-end
-
-log_requests
-logger CustomLogger.new(STDOUT)

test/test_config.rb

@@ -121,6 +121,9 @@ class TestConfigFile < TestConfigFileBase
     assert_equal [ssl_binding], conf.options[:binds]
   end
 
+
+
+
   def test_ssl_bind_no_tlsv1_1
     skip_if :jruby
     skip_unless :ssl