web_dev_style: make <label for=""> check ignore <paper-tooltip for="">

chrome/browser/web_dev_style/html_checker_test.py

 #!/usr/bin/env python
 # Copyright 2015 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 import html_checker
 from os import path as os_path
 import re
 from sys import path as sys_path
 import test_util
@@ skipping 152 matching lines @@
       ' i18n-content="abc" ',
       'i18n-content="fooBar"',
       'i18n-content="validName" attr="invalidName_"',
       '<div i18n-content="exampleTitle"',
     ]
     for line in lines:
       self.ShouldPassCheck(line, self.checker.I18nContentJavaScriptCaseCheck)
 
   def testLabelCheckFails(self):
     lines = [
-      ' for="abc"',
-      "for=    ",
-      " \tfor=    ",
-      "   for="
+      ' <label for="abc"',
+      " <label for=    ",
+      " <label\tfor=    ",
+      ' <label\n blah="1" blee="3"\n for="goop"',
     ]
     for line in lines:
       self.ShouldFailCheck(line, self.checker.LabelCheck)
 
   def testLabelCheckPass(self):
     lines = [
       ' my-for="abc" ',
       ' myfor="abc" ',
       " <for",
+      ' <paper-tooltip for="id-name"',
     ]
     for line in lines:
       self.ShouldPassCheck(line, self.checker.LabelCheck)
 
 
 if __name__ == '__main__':
   unittest.main()