Remove Web Bluetooth from Experimental in M50.

third_party/WebKit/Source/web/WebLocalFrameImpl.cpp

 /*
  * Copyright (C) 2009 Google 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.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 1528 matching lines @@
         provideNotificationPermissionClientTo(*m_frame, NotificationPermissionClientImpl::create());
         provideUserMediaTo(*m_frame, &m_userMediaClientImpl);
         provideGeolocationTo(*m_frame, m_geolocationClientProxy.get());
         m_geolocationClientProxy->setController(GeolocationController::from(m_frame.get()));
         provideMIDITo(*m_frame, MIDIClientProxy::create(m_client ? m_client->webMIDIClient() : nullptr));
         provideLocalFileSystemTo(*m_frame, LocalFileSystemClient::create());
         provideNavigatorContentUtilsTo(*m_frame, NavigatorContentUtilsClientImpl::create(this));
 
         bool enableWebBluetooth = RuntimeEnabledFeatures::webBluetoothEnabled();
 #if OS(CHROMEOS) || OS(ANDROID)
-        enableWebBluetooth = true;
+// TODO(https://crbug.com/584113) Enable Web Bluetooth Experiment.
+// enableWebBluetooth = true;
 #endif
 
         if (enableWebBluetooth) {
             BluetoothSupplement::provideTo(*m_frame, m_client ? m_client->bluetooth() : nullptr);
         }
 
         if (RuntimeEnabledFeatures::screenOrientationEnabled())
             ScreenOrientationController::provideTo(*m_frame, m_client ? m_client->webScreenOrientationClient() : nullptr);
         if (RuntimeEnabledFeatures::presentationEnabled())
             PresentationController::provideTo(*m_frame, m_client ? m_client->presentationClient() : nullptr);
@@ skipping 637 matching lines @@
         return WebSandboxFlags::None;
     return static_cast<WebSandboxFlags>(frame()->loader().effectiveSandboxFlags());
 }
 
 void WebLocalFrameImpl::forceSandboxFlags(WebSandboxFlags flags)
 {
     frame()->loader().forceSandboxFlags(static_cast<SandboxFlags>(flags));
 }
 
 } // namespace blink