Introduce ManifestUpgradeDetector for WebAPK to detect web manifest changes.

chrome/browser/android/chrome_jni_registrar.cc

Index: chrome/browser/android/chrome_jni_registrar.cc
diff --git a/chrome/browser/android/chrome_jni_registrar.cc b/chrome/browser/android/chrome_jni_registrar.cc
index 4bbf922ca0f2243819dacf25b6edde7e2b3a3726..6c31e76808a25006604849c097bb9a244e7dadb6 100644
--- a/chrome/browser/android/chrome_jni_registrar.cc
+++ b/chrome/browser/android/chrome_jni_registrar.cc
@@ -96,6 +96,7 @@
 #include "chrome/browser/android/warmup_manager.h"
 #include "chrome/browser/android/web_contents_factory.h"
 #include "chrome/browser/android/webapps/add_to_homescreen_dialog_helper.h"
+#include "chrome/browser/android/webapps/manifest_upgrade_detector.h"
 #include "chrome/browser/android/webapps/webapp_registry.h"
 #include "chrome/browser/autofill/android/personal_data_manager_android.h"
 #include "chrome/browser/dom_distiller/dom_distiller_service_factory_android.h"
@@ -303,6 +304,7 @@ static base::android::RegistrationMethod kChromeRegisteredMethods[] = {
     {"LayerTitleCache", chrome::android::RegisterLayerTitleCache},
     {"LocationSettings", LocationSettingsImpl::Register},
     {"LogoBridge", RegisterLogoBridge},
+    {"ManifestUpgradeDetector", ManifestUpgradeDetector::Register},
     {"MediaDrmCredentialManager",
      MediaDrmCredentialManager::RegisterMediaDrmCredentialManager},
     {"MostVisitedSites", MostVisitedSitesBridge::Register},