Revert of Mojo JS bindings: switch most usage of "connection"/"router" module to "bindings".

chrome/browser/resources/bluetooth_internals/interfaces.js

Index: chrome/browser/resources/bluetooth_internals/interfaces.js
diff --git a/chrome/browser/resources/bluetooth_internals/interfaces.js b/chrome/browser/resources/bluetooth_internals/interfaces.js
index 20eb2b8b31db189f480f6aa7a34833fbb003a8b4..0bbe9cb30332e299556b5e3ee59486b3fd8713f6 100644
--- a/chrome/browser/resources/bluetooth_internals/interfaces.js
+++ b/chrome/browser/resources/bluetooth_internals/interfaces.js
@@ -26,11 +26,13 @@
         'device/bluetooth/public/interfaces/adapter.mojom',
         'device/bluetooth/public/interfaces/device.mojom',
         'mojo/public/js/bindings',
+        'mojo/public/js/connection',
       ]).then(function([frameInterfaces, bluetoothAdapter, bluetoothDevice,
-          bindings]) {
+          bindings, connection]) {
         interfaces.BluetoothAdapter = bluetoothAdapter;
         interfaces.BluetoothDevice = bluetoothDevice;
         interfaces.Bindings = bindings;
+        interfaces.Connection = connection;
         interfaces.FrameInterfaces = frameInterfaces;
       });
     });