Move MessagePort implementation from android_webview to content

content/browser/android/browser_jni_registrar.cc

Index: content/browser/android/browser_jni_registrar.cc
diff --git a/content/browser/android/browser_jni_registrar.cc b/content/browser/android/browser_jni_registrar.cc
index 7be224dd6c95bd6192db19e38bc80f9fe75afef2..7985f7c59f73a3fa6e650bef1767110b1f4da473 100644
--- a/content/browser/android/browser_jni_registrar.cc
+++ b/content/browser/android/browser_jni_registrar.cc
@@ -9,6 +9,7 @@
 #include "base/macros.h"
 #include "content/browser/accessibility/browser_accessibility_android.h"
 #include "content/browser/accessibility/browser_accessibility_manager_android.h"
+#include "content/browser/android/app_web_message_port_service_impl.h"
 #include "content/browser/android/background_sync_network_observer_android.h"
 #include "content/browser/android/browser_startup_controller.h"
 #include "content/browser/android/child_process_launcher_android.h"
@@ -33,6 +34,7 @@
 
 namespace {
 base::android::RegistrationMethod kContentRegisteredMethods[] = {
+    {"AppWebMessagePortService", content::RegisterAppWebMessagePortService},
     {"BrowserStartupController", content::RegisterBrowserStartupController},
     {"ChildProcessLauncher", content::RegisterChildProcessLauncher},
     {"ContentVideoView", content::ContentVideoView::RegisterContentVideoView},