--- a/widget/android/GeneratedJNINatives.h
+++ b/widget/android/GeneratedJNINatives.h
@@ -151,16 +151,31 @@ const JNINativeMethod GeckoNetworkManage
             ::template Wrap<&Impl::OnConnectionChanged>),
 
     mozilla::jni::MakeNativeMethod<GeckoNetworkManager::OnStatusChanged_t>(
             mozilla::jni::NativeStub<GeckoNetworkManager::OnStatusChanged_t, Impl>
             ::template Wrap<&Impl::OnStatusChanged>)
 };
 
 template<class Impl>
+class GeckoScreenOrientation::Natives : public mozilla::jni::NativeImpl<GeckoScreenOrientation, Impl>
+{
+public:
+    static const JNINativeMethod methods[1];
+};
+
+template<class Impl>
+const JNINativeMethod GeckoScreenOrientation::Natives<Impl>::methods[] = {
+
+    mozilla::jni::MakeNativeMethod<GeckoScreenOrientation::OnOrientationChange_t>(
+            mozilla::jni::NativeStub<GeckoScreenOrientation::OnOrientationChange_t, Impl>
+            ::template Wrap<&Impl::OnOrientationChange>)
+};
+
+template<class Impl>
 class GeckoSmsManager::Natives : public mozilla::jni::NativeImpl<GeckoSmsManager, Impl>
 {
 public:
     static const JNINativeMethod methods[14];
 };
 
 template<class Impl>
 const JNINativeMethod GeckoSmsManager::Natives<Impl>::methods[] = {

--- a/widget/android/GeneratedJNIWrappers.cpp
+++ b/widget/android/GeneratedJNIWrappers.cpp
@@ -910,16 +910,22 @@ const char GeckoNetworkManager::name[] =
         "org/mozilla/gecko/GeckoNetworkManager";
 
 constexpr char GeckoNetworkManager::OnConnectionChanged_t::name[];
 constexpr char GeckoNetworkManager::OnConnectionChanged_t::signature[];
 
 constexpr char GeckoNetworkManager::OnStatusChanged_t::name[];
 constexpr char GeckoNetworkManager::OnStatusChanged_t::signature[];
 
+const char GeckoScreenOrientation::name[] =
+        "org/mozilla/gecko/GeckoScreenOrientation";
+
+constexpr char GeckoScreenOrientation::OnOrientationChange_t::name[];
+constexpr char GeckoScreenOrientation::OnOrientationChange_t::signature[];
+
 const char GeckoSmsManager::name[] =
         "org/mozilla/gecko/GeckoSmsManager";
 
 constexpr char GeckoSmsManager::NotifyCursorDone_t::name[];
 constexpr char GeckoSmsManager::NotifyCursorDone_t::signature[];
 
 constexpr char GeckoSmsManager::NotifyCursorError_t::name[];
 constexpr char GeckoSmsManager::NotifyCursorError_t::signature[];

--- a/widget/android/GeneratedJNIWrappers.h
+++ b/widget/android/GeneratedJNIWrappers.h
@@ -2090,16 +2090,43 @@ public:
                 mozilla::jni::ExceptionMode::ABORT;
     };
 
     static const bool isMultithreaded = false;
 
     template<class Impl> class Natives;
 };
 
+class GeckoScreenOrientation : public mozilla::jni::ObjectBase<GeckoScreenOrientation, jobject>
+{
+public:
+    static const char name[];
+
+    explicit GeckoScreenOrientation(const Context& ctx) : ObjectBase<GeckoScreenOrientation, jobject>(ctx) {}
+
+    struct OnOrientationChange_t {
+        typedef GeckoScreenOrientation Owner;
+        typedef void ReturnType;
+        typedef void SetterType;
+        typedef mozilla::jni::Args<
+                int16_t,
+                int16_t> Args;
+        static constexpr char name[] = "onOrientationChange";
+        static constexpr char signature[] =
+                "(SS)V";
+        static const bool isStatic = true;
+        static const mozilla::jni::ExceptionMode exceptionMode =
+                mozilla::jni::ExceptionMode::ABORT;
+    };
+
+    static const bool isMultithreaded = false;
+
+    template<class Impl> class Natives;
+};
+
 class GeckoSmsManager : public mozilla::jni::ObjectBase<GeckoSmsManager, jobject>
 {
 public:
     static const char name[];
 
     explicit GeckoSmsManager(const Context& ctx) : ObjectBase<GeckoSmsManager, jobject>(ctx) {}
 
     struct NotifyCursorDone_t {