bluetooth: Create Mojo equivalent of SetBluetoothMockDataSet

components/test_runner/web_test_delegate.h

Index: components/test_runner/web_test_delegate.h
diff --git a/components/test_runner/web_test_delegate.h b/components/test_runner/web_test_delegate.h
index e1dd85e22d2df55377c67fb58a34e81551870d73..1cc4829101a3b92ef06e2b27017c29486ba0d4d6 100644
--- a/components/test_runner/web_test_delegate.h
+++ b/components/test_runner/web_test_delegate.h
@@ -171,9 +171,17 @@ class WebTestDelegate {
   // Change the device color profile while running a layout test.
   virtual void SetDeviceColorProfile(const std::string& name) = 0;
 
-  // Change the bluetooth test data while running a layout test.
+  // Change the bluetooth test data while running a layout test, uses
+  // IPC::Message to communicate with the browser.
+  // TODO(ortuno): Remove after moving Web Bluetooth to Mojo.
+  // http://crbug.com/508771
   virtual void SetBluetoothMockDataSet(const std::string& data_set) = 0;
 
+  // Set the bluetooth adapter while running a layout test, uses Mojo to
+  // communicate with the browser.
+  virtual void SetBluetoothFakeAdapter(const std::string& adapter_name,
+                                       const base::Closure& callback) = 0;
+
   // Makes the Bluetooth chooser record its input and wait for instructions from
   // the test program on how to proceed.
   virtual void SetBluetoothManualChooser() = 0;