Not show the launcher during Chrome app installation

chrome/browser/extensions/api/webstore_private/webstore_private_api.cc

 // Copyright (c) 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.
 
 #include "chrome/browser/extensions/api/webstore_private/webstore_private_api.h"
 
 #include <stddef.h>
 #include <utility>
 
 #include "base/bind.h"
@@ skipping 306 matching lines @@
 
 void WebstorePrivateBeginInstallWithManifest3Function::HandleInstallProceed() {
   // This gets cleared in CrxInstaller::ConfirmInstall(). TODO(asargent) - in
   // the future we may also want to add time-based expiration, where a whitelist
   // entry is only valid for some number of minutes.
   std::unique_ptr<WebstoreInstaller::Approval> approval(
       WebstoreInstaller::Approval::CreateWithNoInstallPrompt(
           chrome_details_.GetProfile(), details().id,
           std::move(parsed_manifest_), false));
   approval->use_app_installed_bubble = !!details().app_install_bubble;
-  approval->enable_launcher = !!details().enable_launcher;
   // If we are enabling the launcher, we should not show the app list in order
   // to train the user to open it themselves at least once.
   approval->skip_post_install_ui = !!details().enable_launcher;
   approval->dummy_extension = dummy_extension_.get();
   approval->installing_icon = gfx::ImageSkia::CreateFrom1xBitmap(icon_);
   if (details().authuser)
     approval->authuser = *details().authuser;
   g_pending_approvals.Get().PushApproval(std::move(approval));
 
   DCHECK(scoped_active_install_.get());
@@ skipping 66 matching lines @@
   approval_ = g_pending_approvals.Get().PopApproval(
       chrome_details_.GetProfile(), params->expected_id);
   if (!approval_) {
     return RespondNow(Error(kNoPreviousBeginInstallWithManifestError,
                             params->expected_id));
   }
 
   scoped_active_install_.reset(new ScopedActiveInstall(
       InstallTracker::Get(browser_context()), params->expected_id));
 
-  AppListService* app_list_service = AppListService::Get();
-
-  if (approval_->enable_launcher) {
-    app_list_service->EnableAppList(chrome_details_.GetProfile(),
-                                    AppListService::ENABLE_FOR_APP_INSTALL);
-  }
-
-  if (IsAppLauncherEnabled() && approval_->manifest->is_app()) {
-    // Show the app list to show download is progressing. Don't show the app
-    // list on first app install so users can be trained to open it themselves.
-    app_list_service->ShowForAppInstall(
-        chrome_details_.GetProfile(),
-        params->expected_id,
-        approval_->enable_launcher);
-  }
-
   // Balanced in OnExtensionInstallSuccess() or OnExtensionInstallFailure().
   AddRef();
 
   // The extension will install through the normal extension install flow, but
   // the whitelist entry will bypass the normal permissions install dialog.
   scoped_refptr<WebstoreInstaller> installer = new WebstoreInstaller(
       chrome_details_.GetProfile(), this,
       chrome_details_.GetAssociatedWebContents(), params->expected_id,
       std::move(approval_), WebstoreInstaller::INSTALL_SOURCE_OTHER);
   installer->Start();
@@ skipping 157 matching lines @@
 WebstorePrivateGetEphemeralAppsEnabledFunction::
     ~WebstorePrivateGetEphemeralAppsEnabledFunction() {}
 
 ExtensionFunction::ResponseAction
 WebstorePrivateGetEphemeralAppsEnabledFunction::Run() {
   return RespondNow(ArgumentList(GetEphemeralAppsEnabled::Results::Create(
       false)));
 }
 
 }  // namespace extensions