js_checker.py: Replace custom GetElementByIdCheck with ESLint no-restricted-properties.

tools/web_dev_style/js_checker.py

Index: tools/web_dev_style/js_checker.py
diff --git a/tools/web_dev_style/js_checker.py b/tools/web_dev_style/js_checker.py
index 46cb6fc1498487042af9f6a79f66ccf5b532b8f3..7d48c3f853bacc7a347a74a378355139f50f4133 100644
--- a/tools/web_dev_style/js_checker.py
+++ b/tools/web_dev_style/js_checker.py
@@ -52,12 +52,6 @@ class JSChecker(object):
     return self.RegexCheck(i, line, r"((?:Array|Object|Promise)\.<)",
         "Don't use a dot after generics (Object.<T> should be Object<T>).")
 
-  def GetElementByIdCheck(self, i, line):
-    """Checks for use of 'document.getElementById' instead of '$'."""
-    return self.RegexCheck(i, line, r"(document\.getElementById)\('",
-        "Use $('id') or getSVGElement('id') from chrome://resources/js/util.js "
-        "instead of document.getElementById('id')")
-
   def InheritDocCheck(self, i, line):
     """Checks for use of '@inheritDoc' instead of '@override'."""
     return self.RegexCheck(i, line, r"\* (@inheritDoc)",
@@ -141,7 +135,6 @@ class JSChecker(object):
             self.ChromeSendCheck(i, line),
             self.CommentIfAndIncludeCheck(i, line),
             self.ConstCheck(i, line),
-            self.GetElementByIdCheck(i, line),
             self.EndJsDocCommentCheck(i, line),
             self.ExtraDotInGenericCheck(i, line),
             self.InheritDocCheck(i, line),