Offline Page Cache uses user interaction triggers for saving pages.

chrome/browser/about_flags.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/about_flags.h"
 
 #include <iterator>
 #include <map>
 #include <set>
 #include <utility>
@@ skipping 1878 matching lines @@
      IDS_FLAGS_WEBRTC_H264_WITH_OPENH264_FFMPEG_DESCRIPTION, kOsDesktop,
      FEATURE_VALUE_TYPE(content::kWebRtcH264WithOpenH264FFmpeg)},
 #endif  // ENABLE_WEBRTC && BUILDFLAG(RTC_USE_H264) && !MEDIA_DISABLE_FFMPEG
 #if defined(OS_ANDROID)
     {"offline-pages-ntp", IDS_FLAGS_NTP_OFFLINE_PAGES_NAME,
      IDS_FLAGS_NTP_OFFLINE_PAGES_DESCRIPTION, kOsAndroid,
      FEATURE_VALUE_TYPE(chrome::android::kNTPOfflinePagesFeature)},
     {"offlining-recent-pages", IDS_FLAGS_OFFLINING_RECENT_PAGES_NAME,
      IDS_FLAGS_OFFLINING_RECENT_PAGES_DESCRIPTION, kOsAndroid,
      FEATURE_VALUE_TYPE(offline_pages::kOffliningRecentPagesFeature)},
+    {"offlining-use-navigation-triggers",
+     IDS_FLAGS_OFFLINING_USES_NAVIGATION_TRIGGERS_NAME,
+     IDS_FLAGS_OFFLINING_USES_NAVIGATION_TRIGGERS_DESCRIPTION, kOsAndroid,
+     FEATURE_VALUE_TYPE(
+         offline_pages::kOffliningUsesNavigationTriggersFeature)},
     {"offline-pages-ct", IDS_FLAGS_OFFLINE_PAGES_CT_NAME,
      IDS_FLAGS_OFFLINE_PAGES_CT_DESCRIPTION, kOsAndroid,
      FEATURE_VALUE_TYPE(offline_pages::kOfflinePagesCTFeature)},
 #endif  // OS_ANDROID
     {"protect-sync-credential", IDS_FLAGS_PROTECT_SYNC_CREDENTIAL_NAME,
      IDS_FLAGS_PROTECT_SYNC_CREDENTIAL_DESCRIPTION, kOsAll,
      FEATURE_VALUE_TYPE(password_manager::features::kProtectSyncCredential)},
     {"protect-sync-credential-on-reauth",
      IDS_FLAGS_PROTECT_SYNC_CREDENTIAL_ON_REAUTH_NAME,
      IDS_FLAGS_PROTECT_SYNC_CREDENTIAL_ON_REAUTH_DESCRIPTION, kOsAll,
@@ skipping 435 matching lines @@
 const base::HistogramBase::Sample kBadSwitchFormatHistogramId = 0;
 
 const FeatureEntry* GetFeatureEntries(size_t* count) {
   *count = arraysize(kFeatureEntries);
   return kFeatureEntries;
 }
 
 }  // namespace testing
 
 }  // namespace about_flags