fix(dep): Bump useragent to fix HeadlessChrome version (#3201)

Fixes #2762

Author: rkuzsma

package.json

@@ -395,7 +395,7 @@
     "socket.io": "2.1.1",
     "source-map": "^0.6.1",
     "tmp": "0.0.33",
-    "useragent": "2.2.1"
+    "useragent": "2.3.0"
   },
   "devDependencies": {
     "LiveScript": "^1.3.0",

test/unit/helper.spec.js

@@ -75,31 +75,31 @@ describe('helper', () => {
         'Mozilla/4.0 (compatible; MSIE 7.0; Windows NT 6.0; WOW64; SLCC1; ' +
         '.NET CLR 2.0.50727; .NET4.0C; .NET4.0E)'
       )
-        .to.be.equal('IE 7.0.0 (Windows Vista 0.0.0)')
+        .to.be.equal('IE 7.0.0 (Windows Vista.0.0)')
     })
 
     it('should parse IE8', () => {
       expecting(
         'Mozilla/4.0 (compatible; MSIE 8.0; Windows NT 6.1; WOW64; Trident/4.0; ' +
         'SLCC2; .NET CLR 2.0.50727; .NET CLR 3.5.30729; .NET CLR 3.0.30729; .NET4.0C; .NET4.0E; InfoPath.3)"'
       )
-        .to.be.equal('IE 8.0.0 (Windows 7 0.0.0)')
+        .to.be.equal('IE 8.0.0 (Windows 7.0.0)')
     })
 
     it('should parse IE9', () => {
       expecting(
         'Mozilla/5.0 (compatible; MSIE 9.0; Windows NT 6.1; Win64; x64; Trident/5.0; ' +
         '.NET CLR 2.0.50727; SLCC2; .NET CLR 3.5.30729; .NET CLR 3.0.30729; Media Center PC 6.0)'
       )
-        .to.be.equal('IE 9.0.0 (Windows 7 0.0.0)')
+        .to.be.equal('IE 9.0.0 (Windows 7.0.0)')
     })
 
     it('should parse IE10', () => {
       expecting(
         'Mozilla/5.0 (compatible; MSIE 10.0; Windows NT 6.2; WOW64; Trident/6.0; ' +
         '.NET4.0E; .NET4.0C)'
       )
-        .to.be.equal('IE 10.0.0 (Windows 8 0.0.0)')
+        .to.be.equal('IE 10.0.0 (Windows 8.0.0)')
     })
 
     it('should parse PhantomJS', () => {
@@ -118,6 +118,14 @@ describe('helper', () => {
       )
         .to.be.equal('Android 4.2.0 (Android 4.2.0)')
     })
+
+    it('should parse Headless Chrome', () => {
+      expecting(
+        'Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) ' +
+        'HeadlessChrome/70.0.3538.77 Safari/537.36'
+      )
+        .to.be.equal('HeadlessChrome 70.0.3538 (Linux 0.0.0)')
+    })
   })
 
   describe('isDefined', () => {