bluetooth: Implement simulateCentral

device/bluetooth/test/fake_bluetooth.cc

Index: device/bluetooth/test/fake_bluetooth.cc
diff --git a/device/bluetooth/test/fake_bluetooth.cc b/device/bluetooth/test/fake_bluetooth.cc
index e9af2b3fd19bb1abf3524e2d6a0a6b66adf9eb41..b1430f272e1c70fdc771e0d0d49e017d50298d8d 100644
--- a/device/bluetooth/test/fake_bluetooth.cc
+++ b/device/bluetooth/test/fake_bluetooth.cc
@@ -7,6 +7,7 @@
 #include <utility>
 
 #include "base/memory/ptr_util.h"
+#include "device/bluetooth/bluetooth_adapter_factory.h"
 #include "device/bluetooth/public/interfaces/test/fake_bluetooth.mojom.h"
 #include "mojo/public/cpp/bindings/strong_binding.h"
 
@@ -27,4 +28,12 @@ void FakeBluetooth::SetLESupported(bool available,
   callback.Run();
 }
 
+void FakeBluetooth::SimulateCentral(mojom::CentralState state,
+                                    const SimulateCentralCallback& callback) {
+  mojom::FakeCentralPtr fake_central_ptr;
+  fake_central_ = new FakeCentral(state, mojo::MakeRequest(&fake_central_ptr));
+  device::BluetoothAdapterFactory::SetAdapterForTesting(fake_central_);
+  callback.Run(std::move(fake_central_ptr));
+}
+
 }  // namespace bluetooth