[Payments] Set cached manifest expiration date

components/payments/android/web_app_manifest_section_table.h

Index: components/payments/android/web_app_manifest_section_table.h
diff --git a/components/payments/android/web_app_manifest_section_table.h b/components/payments/android/web_app_manifest_section_table.h
index 12322e715c4dbef93dc19f46abfd603eb1562420..f39922d2a7306c3e92e8fe84c3824bea3925f194 100644
--- a/components/payments/android/web_app_manifest_section_table.h
+++ b/components/payments/android/web_app_manifest_section_table.h
@@ -21,6 +21,8 @@ namespace payments {
 // web_app_manifest_section The table stores the contents in
 //                          WebAppManifestSection.
 //
+//  expire_date             The data expire date in seconds from 1601-01-01
+//                          00:00:00 UTC.
 //  id                      The package name of the app.
 //  min_version             Minimum version number of the app.
 //  fingerprints            The result of SHA256(signing certificate bytes) for
@@ -40,6 +42,9 @@ class WebAppManifestSectionTable : public WebDatabaseTable {
   bool IsSyncable() override;
   bool MigrateToVersion(int version, bool* update_compatible_version) override;
 
+  // Remove expired data.
+  void RemoveExpiredData();
+
   // Adds the web app |manifest|. Note that the previous web app manifest will
   // be deleted.
   bool AddWebAppManifest(