Remove old webui History page on desktop and mobile

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 255 matching lines @@
   Hideable = 0,
   // This header stays on screen and doesn't overlap with the content.
   Visible,
   // This header stay on screen and covers part of the content.
   Overlap
 };
 
 const CGFloat kIPadFindBarOverlap = 11;
 
 bool IsURLAllowedInIncognito(const GURL& url) {
-  // Most URLs are allowed in incognito; the following are exceptions.
-  if (!url.SchemeIs(kChromeUIScheme))
-    return true;
-  std::string url_host = url.host();
-  return url_host != kChromeUIHistoryHost &&
-         url_host != kChromeUIHistoryFrameHost;
+  // Most URLs are allowed in incognito; the following is an exception.
+  return !(url.SchemeIs(kChromeUIScheme) && url.host() == kChromeUIHistoryHost);
 }
 
 // Temporary key to use when storing native controllers vended to tabs before
 // they are added to the tab model.
 NSString* const kNativeControllerTemporaryKey = @"NativeControllerTemporaryKey";
 
 }  // namespace
 
 #pragma mark - HeaderDefinition helper
 
@@ skipping 2804 matching lines @@
     NSString* filePath = [ExternalFileController pathForExternalFileURL:url];
     if ([[NSFileManager defaultManager] fileExistsAtPath:filePath]) {
       nativeController =
           [[ExternalFileController alloc] initWithURL:url
                                          browserState:_browserState];
     }
   } else {
     DCHECK(![self hasControllerForURL:url]);
     // In any other case the PageNotAvailableController is returned.
     nativeController = [[PageNotAvailableController alloc] initWithUrl:url];
-    if (url_host == kChromeUIHistoryFrameHost) {
-      base::mac::ObjCCastStrict<PageNotAvailableController>(nativeController)
-          .descriptionText = l10n_util::GetNSStringFWithFixup(
-          IDS_IOS_HISTORY_URL_NOT_AVAILABLE,
-          base::UTF8ToUTF16(kChromeUIHistoryURL),
-          l10n_util::GetStringUTF16(IDS_HISTORY_SHOW_HISTORY));
-    }
   }
   // If a native controller is vended before its tab is added to the tab model,
   // use the temporary key and add it under the new tab's tabId in the
   // TabModelObserver callback.  This happens:
   // - when there is no current tab (occurs when vending the NTP controller for
   //   the first tab that is opened),
   // - when the current tab's url doesn't match |url| (occurs when a native
   //   controller is opened in a new tab)
   // - when the current tab's url matches |url| and there is already a native
   //   controller of the appropriate type vended to it (occurs when a native
@@ skipping 579 matching lines @@
       locationBarDidSubmitURL:url
                    transition:transition
                  browserState:_browserState];
 
   [_bookmarkInteractionController dismissBookmarkModalControllerAnimated:YES];
   if (transition & ui::PAGE_TRANSITION_FROM_ADDRESS_BAR) {
     new_tab_page_uma::RecordActionFromOmnibox(_browserState, url, transition);
   }
 
   // NOTE: This check for the Crash Host URL is here to avoid the URL from
-  // ending up in the history causign the app to crash at every subsequent
+  // ending up in the history causing the app to crash at every subsequent
   // restart.
   if (url.host() == kChromeUIBrowserCrashHost) {
     [self induceBrowserCrash];
     // In debug the app can continue working even after the CHECK. Adding a
     // return avoids the crash url to be added to the history.
     return;
   }
 
   if (url == [_preloadController prerenderedURL]) {
     std::unique_ptr<web::WebState> newWebState =
@@ skipping 1461 matching lines @@
 
 - (UIView*)voiceSearchButton {
   return _voiceSearchButton;
 }
 
 - (id<LogoAnimationControllerOwner>)logoAnimationControllerOwner {
   return [self currentLogoAnimationControllerOwner];
 }
 
 @end