[ios showcase]Configures Resource Bundle and adds Toolbar Coordinator

ios/showcase/settings/settings_coordinator.mm

Index: ios/showcase/settings/settings_coordinator.mm
diff --git a/ios/showcase/settings/settings_coordinator.mm b/ios/showcase/settings/settings_coordinator.mm
deleted file mode 100644
index 8e28d4476c4795b1e75b16920092712896b87c81..0000000000000000000000000000000000000000
--- a/ios/showcase/settings/settings_coordinator.mm
+++ /dev/null
@@ -1,22 +0,0 @@
-// Copyright 2016 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#import "ios/showcase/settings/settings_coordinator.h"
-
-#if !defined(__has_feature) || !__has_feature(objc_arc)
-#error "This file requires ARC support."
-#endif
-
-@implementation SettingsCoordinator
-
-@synthesize baseViewController;
-
-- (void)start {
-  UIViewController* settings = [[UIViewController alloc] init];
-  settings.title = @"Settings";
-  settings.view.backgroundColor = [UIColor grayColor];
-  [self.baseViewController pushViewController:settings animated:YES];
-}
-
-@end