[WIP] Add Chromium-side support for the Screen Orientation API

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 d7bad39171204244cb9ea76ce2546b7e5f188eb8..f15442c6d89ee27e7ea0f65745d0db4caba827ab 100644
--- a/content/browser/android/browser_jni_registrar.cc
+++ b/content/browser/android/browser_jni_registrar.cc
@@ -32,6 +32,7 @@
 #include "content/browser/renderer_host/input/motion_event_android.h"
 #include "content/browser/renderer_host/input/synthetic_gesture_target_android.h"
 #include "content/browser/renderer_host/java/java_bound_object.h"
+#include "content/browser/screen_orientation/screen_orientation_provider_android.h"
 #include "content/browser/speech/speech_recognizer_impl_android.h"
 #include "content/browser/vibration/vibration_provider_android.h"
 #include "content/browser/web_contents/web_contents_android.h"
@@ -74,6 +75,8 @@ base::android::RegistrationMethod kContentRegisteredMethods[] = {
     {"TouchEventSynthesizer",
      content::SyntheticGestureTargetAndroid::RegisterTouchEventSynthesizer},
     {"TracingControllerAndroid", content::RegisterTracingControllerAndroid},
+    {"ScreenOrientationProvider",
+     content::ScreenOrientationProviderAndroid::Register},
     {"VibrationProvider", content::VibrationProviderAndroid::Register},
     {"WebContentsAndroid", content::WebContentsAndroid::Register},
     {"WebContentsObserverAndroid", content::RegisterWebContentsObserverAndroid},