Clean up

src/usb-device-webusb.js

@@ -119,32 +119,6 @@ class UsbDevice {
 		}
 	}
 
-	getInterfaceInfo() {
-
-	}
-
-	getDescriptorString(intrface) {
-		return new Promise((resolve) => {
-			try {
-				this._dev.getStringDescriptor(intrface, (err, intrfaceName) => {
-					if (err) {
-						try {
-							this._dev.close();
-						} catch (err) {
-							console.log(`Unable to close device: ${err.message}`);
-							// Ignore error
-						}
-						throw new Error('Unable to get serial number descriptor');
-					}
-					this._dev.particle.isOpen = true;
-					resolve(intrfaceName);
-				});
-			} catch (err) {
-				throw new Error('Failed to claim interface');
-			}
-		});
-	}
-
 	get vendorId() {
 		return this._dev.vendorId;
 	}

test/dfu-device.js

@@ -1,7 +1,6 @@
 const { fakeUsb, expect } = require('./support');
 const proxyquire = require('proxyquire');
 const sinon = require('sinon');
-const { InternalFlashParsedP2 } = require('./support/usb-data');
 const { DfuDeviceState, DfuseCommand } = require('../src/dfu');
 
 const { getDevices } = proxyquire('../src/particle-usb', {
@@ -142,7 +141,19 @@ describe('dfu device', () => {	// actually tests src/dfu.js which is the dfu dri
 				const p2Dev = devs[0];
 				await p2Dev.open();
 				expect(p2Dev.isOpen).to.be.true;
-				p2Dev._dfu._memoryInfo = InternalFlashParsedP2;
+				p2Dev._dfu._memoryInfo = {
+					'name': 'Internal Flash',
+					'segments': [
+						{
+							'start': 134217728,
+							'sectorSize': 4096,
+							'end': 142606336,
+							'readable': true,
+							'erasable': true,
+							'writable': true
+						}
+					]
+				};
 				const startAddr = 134610944;
 				const length = 1009100;
 				const dfuseCommandStub = sinon.stub(p2Dev._dfu, '_dfuseCommand');

test/support/fake-usb.js

@@ -321,10 +321,6 @@ class DfuClass {
 		};
 	}
 
-	_getInterfaces() {
-		return;
-	}
-
 	hostToDeviceRequest(setup, data) {
 		if (setup.bmRequestType !== dfu.DfuBmRequestType.HOST_TO_DEVICE) {
 			throw new UsbError('Unknown bmRequestType');
@@ -388,11 +384,6 @@ class DfuClass {
 
 	setAltSetting(/* iface, setting */) {
 		// Noop for now
-
-		// check if alt interface is <=2
-
-		// set the interfaces in the device descriptor to something
-
 	}
 
 	async _pollUntil(statePredicate) {