Removed IsNativeAppLauncherEnabled() experiment

ios/chrome/browser/tabs/tab.mm

Index: ios/chrome/browser/tabs/tab.mm
diff --git a/ios/chrome/browser/tabs/tab.mm b/ios/chrome/browser/tabs/tab.mm
index 07b97175744ad02940545a2d7d9d824bc1faef48..b34088d95e12385f12ca37cb34a529e833a01d8a 100644
--- a/ios/chrome/browser/tabs/tab.mm
+++ b/ios/chrome/browser/tabs/tab.mm
@@ -60,7 +60,6 @@
 #include "ios/chrome/browser/history/top_sites_factory.h"
 #include "ios/chrome/browser/infobars/infobar_manager_impl.h"
 #import "ios/chrome/browser/metrics/tab_usage_recorder.h"
-#import "ios/chrome/browser/native_app_launcher/native_app_navigation_controller.h"
 #import "ios/chrome/browser/passwords/password_controller.h"
 #import "ios/chrome/browser/passwords/passwords_ui_delegate_impl.h"
 #include "ios/chrome/browser/pref_names.h"
@@ -69,8 +68,6 @@
 #include "ios/chrome/browser/sessions/ios_chrome_session_tab_helper.h"
 #include "ios/chrome/browser/signin/account_consistency_service_factory.h"
 #include "ios/chrome/browser/signin/account_reconcilor_factory.h"
-#include "ios/chrome/browser/signin/authentication_service.h"
-#include "ios/chrome/browser/signin/authentication_service_factory.h"
 #include "ios/chrome/browser/signin/signin_capability.h"
 #import "ios/chrome/browser/snapshots/snapshot_manager.h"
 #import "ios/chrome/browser/snapshots/snapshot_overlay_provider.h"
@@ -105,9 +102,6 @@
 #include "ios/chrome/browser/web/print_observer.h"
 #import "ios/chrome/browser/xcallback_parameters.h"
 #include "ios/chrome/grit/ios_strings.h"
-#include "ios/public/provider/chrome/browser/chrome_browser_provider.h"
-#import "ios/public/provider/chrome/browser/native_app_launcher/native_app_metadata.h"
-#import "ios/public/provider/chrome/browser/native_app_launcher/native_app_whitelist_manager.h"
 #import "ios/web/navigation/navigation_item_impl.h"
 #import "ios/web/navigation/navigation_manager_impl.h"
 #include "ios/web/public/favicon_status.h"
@@ -264,9 +258,6 @@ class TabHistoryContext : public history::Context {
   // Handles autofill.
   AutofillController* _autofillController;
 
-  // Handles GAL infobar on web pages.
-  NativeAppNavigationController* _nativeAppNavigationController;
-
   // Handles caching and retrieving of snapshots.
   SnapshotManager* _snapshotManager;
 
@@ -327,9 +318,6 @@ class TabHistoryContext : public history::Context {
 // Returns the OpenInController for this tab.
 - (OpenInController*)openInController;
 
-// Initialize the Native App Launcher controller.
-- (void)initNativeAppNavigationController;
-
 // Handles exportable files if possible.
 - (void)handleExportableFile:(net::HttpResponseHeaders*)headers;
 
@@ -477,9 +465,6 @@ void TabInfoBarObserver::OnInfoBarReplaced(infobars::InfoBar* old_infobar,
         initWithSnapshotManager:_snapshotManager
                             tab:self];
 
-    if (experimental_flags::IsNativeAppLauncherEnabled())
-      [self initNativeAppNavigationController];
-
     [[NSNotificationCenter defaultCenter]
         addObserver:self
            selector:@selector(applicationDidBecomeActive)
@@ -1550,41 +1535,6 @@ void TabInfoBarObserver::OnInfoBarReplaced(infobars::InfoBar* old_infobar,
   return YES;
 }
 
-- (BOOL)urlTriggersNativeAppLaunch:(const GURL&)url
-                         sourceURL:(const GURL&)sourceURL
-                       linkClicked:(BOOL)linkClicked {
-  // TODO(crbug/711511): If Native App Launcher is not enabled, returning NO
-  // bypasses all Link Navigation logic. This call should eventually be
-  // eliminated.
-  if (!experimental_flags::IsNativeAppLauncherEnabled())
-    return NO;
-
-  // Don't open any native app directly when prerendering or from Incognito.
-  if (_isPrerenderTab || self.browserState->IsOffTheRecord())
-    return NO;
-
-  id<NativeAppMetadata> metadata =
-      [ios::GetChromeBrowserProvider()->GetNativeAppWhitelistManager()
-          nativeAppForURL:url];
-  if (![metadata shouldAutoOpenLinks])
-    return NO;
-
-  AuthenticationService* authenticationService =
-      AuthenticationServiceFactory::GetForBrowserState(self.browserState);
-  ChromeIdentity* identity = authenticationService->GetAuthenticatedIdentity();
-
-  // Attempts to open external app without x-callback.
-  if ([self openExternalURL:[metadata launchURLWithURL:url identity:identity]
-                  sourceURL:sourceURL
-                linkClicked:linkClicked]) {
-    return YES;
-  }
-
-  // Auto-open didn't work. Reset the auto-open flag.
-  [metadata unsetShouldAutoOpenLinks];
-  return NO;
-}
-
 - (double)lastVisitedTimestamp {
   return _lastVisitedTimestamp;
 }
@@ -1844,23 +1794,6 @@ void TabInfoBarObserver::OnInfoBarReplaced(infobars::InfoBar* old_infobar,
   }
 }
 
-- (NativeAppNavigationController*)nativeAppNavigationController {
-  // TODO(crbug.com/711511): If Native App Launcher is not enabled, simply
-  // return nil here. This method should eventually be eliminated.
-  if (!experimental_flags::IsNativeAppLauncherEnabled())
-    return nil;
-  return _nativeAppNavigationController;
-}
-
-- (void)initNativeAppNavigationController {
-  if (_browserState->IsOffTheRecord())
-    return;
-  DCHECK(!_nativeAppNavigationController);
-  _nativeAppNavigationController =
-      [[NativeAppNavigationController alloc] initWithWebState:self.webState];
-  DCHECK(_nativeAppNavigationController);
-}
-
 - (void)wasShown {
   _visible = YES;
   [self updateFullscreenWithToolbarVisible:YES];