[Android] Upstream Modal Dialogs functionality

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 a5e9a1eee32a2b626c78c985ec6d5bd94dc51ceb..a768c2220bddb495084b87102e43dd56ea114870 100644
--- a/chrome/browser/android/chrome_jni_registrar.cc
+++ b/chrome/browser/android/chrome_jni_registrar.cc
@@ -11,6 +11,7 @@
 #include "chrome/browser/android/process_utils.h"
 #include "chrome/browser/component/web_contents_delegate_android/component_jni_registrar.h"
 #include "chrome/browser/history/android/sqlite_cursor.h"
+#include "chrome/browser/ui/android/javascript_app_modal_dialog_android.h"
 
 namespace chrome {
 namespace android {
@@ -18,6 +19,8 @@ namespace android {
 static base::android::RegistrationMethod kChromeRegisteredMethods[] = {
   { "ContentViewUtil", RegisterContentViewUtil },
   { "IntentHelper", RegisterIntentHelper },
+  { "JavascriptAppModalDialog",
+     JavascriptAppModalDialogAndroid::RegisterJavascriptAppModalDialog },
   { "ProcessUtils", RegisterProcessUtils },
   { "SqliteCursor", SQLiteCursor::RegisterSqliteCursor},
 };