Emulate Android joystick scroll with synthetic mouse wheel event

content/browser/android/browser_jni_registrar.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/browser/android/browser_jni_registrar.h"
 
 #include "base/android/jni_android.h"
 #include "base/android/jni_registrar.h"
 #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"
 #include "content/browser/android/content_video_view.h"
 #include "content/browser/android/content_view_core_impl.h"
 #include "content/browser/android/content_view_render_view.h"
 #include "content/browser/android/content_view_statics.h"
 #include "content/browser/android/date_time_chooser_android.h"
 #include "content/browser/android/interstitial_page_delegate_android.h"
+#include "content/browser/android/joystick_scroll_provider.h"
 #include "content/browser/android/load_url_params.h"
 #include "content/browser/android/tracing_controller_android.h"
 #include "content/browser/android/web_contents_observer_proxy.h"
 #include "content/browser/device_sensors/sensor_manager_android.h"
 #include "content/browser/frame_host/navigation_controller_android.h"
 #include "content/browser/media/session/audio_focus_delegate_android.h"
 #include "content/browser/media/session/media_session_android.h"
 #include "content/browser/memory/memory_monitor_android.h"
 #include "content/browser/renderer_host/ime_adapter_android.h"
 #include "content/browser/speech/speech_recognizer_impl_android.h"
@@ skipping 15 matching lines @@
          RegisterNetworkObserver},
     {"BrowserAccessibilityManager",
      content::RegisterBrowserAccessibilityManager},
     {"ContentViewCore", content::RegisterContentViewCore},
     {"ContentViewRenderView",
      content::ContentViewRenderView::RegisterContentViewRenderView},
     {"DateTimePickerAndroid", content::RegisterDateTimeChooserAndroid},
     {"InterstitialPageDelegateAndroid",
      content::InterstitialPageDelegateAndroid::
          RegisterInterstitialPageDelegateAndroid},
+    {"JoystickScrollProvider", content::RegisterJoystickScrollProvider},
     {"LoadUrlParams", content::RegisterLoadUrlParams},
     {"MediaSessionImpl", content::MediaSessionAndroid::Register},
     {"NavigationControllerAndroid",
      content::NavigationControllerAndroid::Register},
     {"RegisterImeAdapter", content::RegisterImeAdapter},
     {"SensorManagerAndroid", content::SensorManagerAndroid::Register},
     {"SpeechRecognizerImplAndroid",
      content::SpeechRecognizerImplAndroid::RegisterSpeechRecognizer},
     {"TracingControllerAndroid", content::RegisterTracingControllerAndroid},
     {"WatcherImpl", mojo::android::RegisterWatcherImpl},
     {"WebContentsAndroid", content::WebContentsAndroid::Register},
     {"WebContentsObserver", content::RegisterWebContentsObserverProxy},
     {"WebViewStatics", content::RegisterWebViewStatics},
 };
 
 }  // namespace
 
 namespace content {
 namespace android {
 
 bool RegisterBrowserJni(JNIEnv* env) {
   return RegisterNativeMethods(env, kContentRegisteredMethods,
                                arraysize(kContentRegisteredMethods));
 }
 
 }  // namespace android
 }  // namespace content