Removed XCallbackParameters and related code.

ios/chrome/browser/ui/browser_view_controller.mm

 // Copyright 2012 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/chrome/browser/ui/browser_view_controller.h"
 
 #import <AssetsLibrary/AssetsLibrary.h>
 #import <MobileCoreServices/MobileCoreServices.h>
 #import <PassKit/PassKit.h>
 #import <Photos/Photos.h>
@@ skipping 136 matching lines @@
 #import "ios/chrome/browser/ui/uikit_ui_util.h"
 #import "ios/chrome/browser/ui/util/pasteboard_util.h"
 #import "ios/chrome/browser/ui/voice/text_to_speech_player.h"
 #include "ios/chrome/browser/upgrade/upgrade_center.h"
 #import "ios/chrome/browser/web/blocked_popup_tab_helper.h"
 #import "ios/chrome/browser/web/error_page_content.h"
 #import "ios/chrome/browser/web/passkit_dialog_provider.h"
 #import "ios/chrome/browser/web/repost_form_tab_helper.h"
 #import "ios/chrome/browser/web_state_list/web_state_list.h"
 #import "ios/chrome/browser/web_state_list/web_state_opener.h"
-#import "ios/chrome/browser/xcallback_parameters.h"
 #import "ios/chrome/common/material_timing.h"
 #include "ios/chrome/grit/ios_chromium_strings.h"
 #include "ios/chrome/grit/ios_strings.h"
 #import "ios/net/request_tracker.h"
 #include "ios/public/provider/chrome/browser/chrome_browser_provider.h"
 #include "ios/public/provider/chrome/browser/ui/app_rating_prompt.h"
 #include "ios/public/provider/chrome/browser/ui/default_ios_web_view_factory.h"
 #import "ios/public/provider/chrome/browser/voice/voice_search_bar.h"
 #import "ios/public/provider/chrome/browser/voice/voice_search_bar_owner.h"
 #include "ios/public/provider/chrome/browser/voice/voice_search_controller.h"
@@ skipping 5076 matching lines @@
 
 - (UIView*)voiceSearchButton {
   return _voiceSearchButton;
 }
 
 - (id<LogoAnimationControllerOwner>)logoAnimationControllerOwner {
   return [self currentLogoAnimationControllerOwner];
 }
 
 @end