Use WebViewClient instead of BlinkPlatform for screen lock.

Source/web/FrameLoaderClientImpl.cpp

 /*
  * Copyright (C) 2009, 2012 Google Inc. All rights reserved.
  * Copyright (C) 2011 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
@@ skipping 39 matching lines @@
 #include "core/loader/HistoryItem.h"
 #include "core/page/Chrome.h"
 #include "core/page/EventHandler.h"
 #include "core/page/Page.h"
 #include "core/page/WindowFeatures.h"
 #include "core/rendering/HitTestResult.h"
 #include "modules/device_light/DeviceLightController.h"
 #include "modules/device_orientation/DeviceMotionController.h"
 #include "modules/device_orientation/DeviceOrientationController.h"
 #include "modules/gamepad/NavigatorGamepad.h"
-#include "modules/screen_orientation/ScreenOrientationController.h"
 #include "modules/serviceworkers/NavigatorServiceWorker.h"
 #include "platform/MIMETypeRegistry.h"
 #include "platform/UserGestureIndicator.h"
 #include "platform/exported/WrappedResourceRequest.h"
 #include "platform/exported/WrappedResourceResponse.h"
 #include "platform/network/HTTPParsers.h"
 #include "platform/network/SocketStreamHandleInternal.h"
 #include "platform/plugins/PluginData.h"
 #include "public/platform/Platform.h"
 #include "public/platform/WebApplicationCacheHost.h"
@@ skipping 47 matching lines @@
 {
     if (m_webFrame->client()) {
         m_webFrame->client()->didClearWindowObject(m_webFrame);
         Document* document = m_webFrame->frame()->document();
         if (document) {
             WheelController::from(*document);
             DeviceMotionController::from(*document);
             DeviceOrientationController::from(*document);
             if (RuntimeEnabledFeatures::deviceLightEnabled())
                 DeviceLightController::from(*document);
-            if (RuntimeEnabledFeatures::screenOrientationEnabled())
-                ScreenOrientationController::from(*document);
             if (RuntimeEnabledFeatures::gamepadEnabled())
                 NavigatorGamepad::from(*document);
             if (RuntimeEnabledFeatures::serviceWorkerEnabled())
                 NavigatorServiceWorker::from(*document);
         }
     }
 }
 
 void FrameLoaderClientImpl::documentElementAvailable()
 {
@@ skipping 668 matching lines @@
         m_webFrame->client()->didAbortLoading(m_webFrame);
 }
 
 void FrameLoaderClientImpl::dispatchDidChangeManifest()
 {
     if (m_webFrame->client())
         m_webFrame->client()->didChangeManifest(m_webFrame);
 }
 
 } // namespace blink