DO NOT SUBMIT. Stub implementation of FakeBluetooth mojo interface

content/browser/frame_host/render_frame_host_impl.cc

Index: content/browser/frame_host/render_frame_host_impl.cc
diff --git a/content/browser/frame_host/render_frame_host_impl.cc b/content/browser/frame_host/render_frame_host_impl.cc
index dc37d70fa1a319fa318cd42415df1a3586266418..9b27206f85a95471b498d31314375ea8ff2387cf 100644
--- a/content/browser/frame_host/render_frame_host_impl.cc
+++ b/content/browser/frame_host/render_frame_host_impl.cc
@@ -96,6 +96,7 @@
 #include "content/public/common/service_names.mojom.h"
 #include "content/public/common/url_constants.h"
 #include "content/public/common/url_utils.h"
+#include "device/bluetooth/test/fake_bluetooth.h"
 #include "device/generic_sensor/sensor_provider_impl.h"
 #include "device/geolocation/geolocation_service_context.h"
 #include "device/vibration/vibration_manager_impl.h"
@@ -2365,6 +2366,9 @@ void RenderFrameHostImpl::RegisterMojoInterfaces() {
       base::IgnoreResult(&RenderFrameHostImpl::CreateWebBluetoothService),
       base::Unretained(this)));
 
+  GetInterfaceRegistry()->AddInterface(
+      base::Bind(&bluetooth::FakeBluetooth::Create));
+
   GetInterfaceRegistry()->AddInterface<media::mojom::InterfaceFactory>(this);
 
   // This is to support usage of WebSockets in cases in which there is an