MD History: hide tooltip promo when drawer is swiped open

chrome/browser/ui/webui/md_history_ui.cc

 // Copyright 2015 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/ui/webui/md_history_ui.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/command_line.h"
 #include "build/build_config.h"
@@ skipping 17 matching lines @@
 #include "components/search/search.h"
 #include "components/signin/core/browser/signin_manager.h"
 #include "components/strings/grit/components_strings.h"
 #include "content/public/browser/web_ui.h"
 #include "content/public/browser/web_ui_data_source.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/base/resource/resource_bundle.h"
 
 namespace {
 
-constexpr char kShowMenuPromoKey[] = "showMenuPromo";
-
 content::WebUIDataSource* CreateMdHistoryUIHTMLSource(Profile* profile,
                                                       bool use_test_title) {
   content::WebUIDataSource* source =
       content::WebUIDataSource::Create(chrome::kChromeUIHistoryHost);
 
   // Localized strings (alphabetical order).
   source->AddLocalizedString("bookmarked", IDS_HISTORY_ENTRY_BOOKMARKED);
   source->AddLocalizedString("cancel", IDS_CANCEL);
   source->AddLocalizedString("clearBrowsingData",
                              IDS_CLEAR_BROWSING_DATA_TITLE);
@@ skipping 62 matching lines @@
       l10n_util::GetStringFUTF16(
           IDS_HISTORY_OTHER_FORMS_OF_HISTORY,
           l10n_util::GetStringUTF16(
               IDS_SETTINGS_CLEAR_DATA_WEB_HISTORY_URL_IN_HISTORY)));
 
   PrefService* prefs = profile->GetPrefs();
   bool allow_deleting_history =
       prefs->GetBoolean(prefs::kAllowDeletingBrowserHistory);
   source->AddBoolean("allowDeletingHistory", allow_deleting_history);
 
-  source->AddBoolean(kShowMenuPromoKey,
+  source->AddBoolean("showMenuPromo",
       !prefs->GetBoolean(prefs::kMdHistoryMenuPromoShown));
 
   bool group_by_domain = base::CommandLine::ForCurrentProcess()->HasSwitch(
       switches::kHistoryEnableGroupByDomain) || profile->IsSupervised();
   source->AddBoolean("groupByDomain", group_by_domain);
 
   source->AddBoolean("isGuestSession", profile->IsGuestSession());
 
   SigninManagerBase* signin_manager =
       SigninManagerFactory::GetForProfile(profile);
@@ skipping 139 matching lines @@
   content::WebUIDataSource* data_source =
       CreateMdHistoryUIHTMLSource(profile, use_test_title_);
   content::WebUIDataSource::Add(profile, data_source);
 }
 
 void MdHistoryUI::HandleMenuPromoShown(const base::ListValue* args) {
   Profile::FromWebUI(web_ui())->GetPrefs()->SetBoolean(
       prefs::kMdHistoryMenuPromoShown, true);
   CreateDataSource();
 }