bluetooth: Use String.repeat directly instead of generate_string.

third_party/WebKit/LayoutTests/resources/bluetooth/bluetooth-helpers.js

 'use strict';
 
 // Bluetooth UUID constants:
 // Services:
 var blocklist_test_service_uuid = "611c954a-263b-4f4a-aab6-01ddb953f985";
 var request_disconnection_service_uuid = "01d7d889-7451-419f-aeb8-d65e7b9277af";
 // Characteristics:
 var blocklist_exclude_reads_characteristic_uuid =
   "bad1c9a2-9a5b-4015-8b60-1579bbbf2135";
 var request_disconnection_characteristic_uuid =
@@ skipping 344 matching lines @@
     this.writableAuxiliaries = properties.writableAuxiliaries || false;
   }
 }
 
 function assert_properties_equal(properties, expected_properties) {
   for (let key in expected_properties) {
     assert_equals(properties[key], expected_properties[key]);
   }
 }
 
-// Generates a string of size |size|.
-function generate_string(size, char) {
-  // When passing an array of n undefined's to String the resulting string
-  // has size n - 1.
-  return char.repeat(size);
-}
-
 class EventCatcher {
   constructor(object, event) {
     this.eventFired = false;
     let event_listener = () => {
       object.removeEventListener(event, event_listener);
       this.eventFired = true;
     }
     object.addEventListener(event, event_listener);
   }
 }
@@ skipping 41 matching lines @@
   }];
 }
 
 function setUpPreconnectedDevice({address = '00:00:00:00:00:00', name}) {
   return navigator.bluetooth.test.simulateCentral({state: 'powered-on'})
     .then(fake_central => fake_central.simulatePreconnectedPeripheral({
       address: address,
       name: name
     }));
 }