[ios] Remove IDC_BACK and IDC_FORWARD

ios/chrome/browser/web/visible_url_egtest.mm

 // 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 <EarlGrey/EarlGrey.h>
 
 #include "base/memory/ptr_util.h"
 #include "base/strings/stringprintf.h"
 #include "base/strings/sys_string_conversions.h"
 #include "base/strings/utf_string_conversions.h"
@@ skipping 501 matching lines @@
   GURL URL(kChromeUIVersionURL);
   [ChromeEarlGrey loadURL:GURL(kChromeUIVersionURL)];
 
   // Tap the back button twice in the toolbar and wait for URL 1 to load.
   [[EarlGrey selectElementWithMatcher:chrome_test_util::BackButton()]
       performAction:grey_tap()];
   [[EarlGrey selectElementWithMatcher:chrome_test_util::BackButton()]
       performAction:grey_tap()];
   [ChromeEarlGrey waitForWebViewContainingText:kTestPage1];
 
-  // Quickly (using chrome command) navigate forward twice and wait for
-  // kChromeUIVersionURL to load.
-  GenericChromeCommand* forwardCommand =
-      [[GenericChromeCommand alloc] initWithTag:IDC_FORWARD];
-  chrome_test_util::RunCommandWithActiveViewController(forwardCommand);
-  chrome_test_util::RunCommandWithActiveViewController(forwardCommand);
+  // Quickly navigate forward twice and wait for kChromeUIVersionURL to load.
+  [chrome_test_util::BrowserCommandDispatcherForMainBVC() goForward];
+  [chrome_test_util::BrowserCommandDispatcherForMainBVC() goForward];
 
   const std::string version = version_info::GetVersionNumber();
   [ChromeEarlGrey waitForWebViewContainingText:version];
 
   // Make sure that kChromeUIVersionURL URL is displayed in the omnibox.
   std::string expectedText = base::UTF16ToUTF8(web::GetDisplayTitleForUrl(URL));
   [[EarlGrey selectElementWithMatcher:OmniboxText(expectedText)]
       assertWithMatcher:grey_notNil()];
 }
 
@@ skipping 47 matching lines @@
 - (BOOL)waitForServerToReceiveRequestWithURL:(GURL)URL {
   return [[GREYCondition
       conditionWithName:@"Wait for received request"
                   block:^{
                     return _responseProvider->last_request_url() == URL ? YES
                                                                         : NO;
                   }] waitWithTimeout:10];
 }
 
 @end