[Clean up] Expose ConnectToServiceInsecurely as a BluetoothDevice API on all platforms.

components/proximity_auth/bluetooth_util.h

Index: components/proximity_auth/bluetooth_util.h
diff --git a/components/proximity_auth/bluetooth_util.h b/components/proximity_auth/bluetooth_util.h
index 7bd94fc8e1380425d5c6e6b678f4cbea6e28ef2b..ec1c2cc56f7398f7956c2b258a01e7f3d062c56c 100644
--- a/components/proximity_auth/bluetooth_util.h
+++ b/components/proximity_auth/bluetooth_util.h
@@ -8,10 +8,9 @@
 #include <string>
 
 #include "base/callback_forward.h"
-#include "device/bluetooth/bluetooth_device.h"
 
-namespace device {
-class BluetoothUUID;
+namespace base {
+class TaskRunner;
 }
 
 namespace proximity_auth {
@@ -29,13 +28,6 @@ void SeekDeviceByAddress(const std::string& device_address,
                          const ErrorCallback& error_callback,
                          base::TaskRunner* task_runner);
 
-void ConnectToServiceInsecurely(
-    device::BluetoothDevice* device,
-    const device::BluetoothUUID& uuid,
-    const device::BluetoothDevice::ConnectToServiceCallback& callback,
-    const device::BluetoothDevice::ConnectToServiceErrorCallback&
-        error_callback);
-
 }  // namespace bluetooth_util
 }  // namespace proximity_auth