[NTP::PhysicalWeb] Implement suggestion dismissal.

chrome/browser/android/preferences/browser_prefs_android.cc

Index: chrome/browser/android/preferences/browser_prefs_android.cc
diff --git a/chrome/browser/android/preferences/browser_prefs_android.cc b/chrome/browser/android/preferences/browser_prefs_android.cc
index 1dd74d60edfdc9eb74ae5536ab643b89607b6834..9649489d12b88ccdc006f6c11b02d7e5f1c4b7a3 100644
--- a/chrome/browser/android/preferences/browser_prefs_android.cc
+++ b/chrome/browser/android/preferences/browser_prefs_android.cc
@@ -9,6 +9,7 @@
 #include "chrome/browser/notifications/notification_platform_bridge_android.h"
 #include "chrome/browser/ntp_snippets/download_suggestions_provider.h"
 #include "components/ntp_snippets/offline_pages/recent_tab_suggestions_provider.h"
+#include "components/ntp_snippets/physical_web_pages/physical_web_page_suggestions_provider.h"
 #include "components/pref_registry/pref_registry_syncable.h"
 #include "components/prefs/pref_registry_simple.h"
 
@@ -18,6 +19,8 @@ void RegisterUserProfilePrefs(user_prefs::PrefRegistrySyncable* registry) {
   DownloadSuggestionsProvider::RegisterProfilePrefs(registry);
   NotificationPlatformBridgeAndroid::RegisterProfilePrefs(registry);
   SearchGeolocationDisclosureTabHelper::RegisterProfilePrefs(registry);
+  ntp_snippets::PhysicalWebPageSuggestionsProvider::RegisterProfilePrefs(
+      registry);
   ntp_snippets::RecentTabSuggestionsProvider::RegisterProfilePrefs(registry);
   blimp::client::BlimpClientContext::RegisterPrefs(registry);
 }