[Merge to M50] [Chrome OS Bootstrapping]: Do not always power off the Bluetooth adapter.

device/hid/fake_input_service_linux.cc

Index: device/hid/fake_input_service_linux.cc
diff --git a/device/hid/fake_input_service_linux.cc b/device/hid/fake_input_service_linux.cc
index ae3f0851b813c857e8d4dd7e2b2af2260a2ff48d..fcbf255bc511ac9d862c8952fdf29210bedc545f 100644
--- a/device/hid/fake_input_service_linux.cc
+++ b/device/hid/fake_input_service_linux.cc
@@ -27,4 +27,9 @@ void FakeInputServiceLinux::ClearDeviceList() {
   devices_.clear();
 }
 
+void FakeInputServiceLinux::GetDevices(std::vector<InputDeviceInfo>* devices) {
+  for (const auto& device : devices_)
+    devices->push_back(device.second);
+}
+
 }  // namespace device