bluetooth: Introduce SetLowEnergyAvailableForTesting

third_party/WebKit/LayoutTests/resources/web-bluetooth-test.js

Index: third_party/WebKit/LayoutTests/resources/web-bluetooth-test.js
diff --git a/third_party/WebKit/LayoutTests/resources/web-bluetooth-test.js b/third_party/WebKit/LayoutTests/resources/web-bluetooth-test.js
index dfd8f2c24bf08c3d401eff2b0fd7fdb5b998469f..77bb91d508954ae56780fdf5a245f655b0820027 100644
--- a/third_party/WebKit/LayoutTests/resources/web-bluetooth-test.js
+++ b/third_party/WebKit/LayoutTests/resources/web-bluetooth-test.js
@@ -27,14 +27,6 @@
     async setLEAvailability(available) {
       if (typeof available !== 'boolean') throw 'Type Not Supported';
       await (await this.getFakeBluetoothInterface_()).setLEAvailability(available);
-
-      // TODO(crbug.com/569709): Remove once FakeBluetooth.setLEAvailability is
-      // implemented in the browser.
-      navigator.bluetooth.requestDevice = function() {
-        return Promise.reject(new DOMException(
-            'Bluetooth Low Energy is not supported on this platform.',
-            'NotFoundError'));
-        };
     }
 
     async getFakeBluetoothInterface_() {