ash: removes unnecessary includes and dep

ash/common/cast_config_controller.cc

Index: ash/common/cast_config_controller.cc
diff --git a/ash/common/cast_config_controller.cc b/ash/common/cast_config_controller.cc
index 1a693fcde5bdec677abbd0b401e6dd35b39edc7f..fc10514ac07273ae7b98669f8a74e20bf9501f6f 100644
--- a/ash/common/cast_config_controller.cc
+++ b/ash/common/cast_config_controller.cc
@@ -7,10 +7,6 @@
 #include <utility>
 #include <vector>
 
-#include "base/logging.h"
-#include "content/public/common/service_names.mojom.h"
-#include "services/service_manager/public/cpp/connector.h"
-
 namespace ash {
 
 CastConfigController::CastConfigController() {}