Presubmit for chrome/browser/resources matches multiline metric types.

chrome/browser/resources/PRESUBMIT.py

 # Copyright 2014 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.
 
 """Presubmit script for HTML files in chrome/browser/resources.
 
 See http://dev.chromium.org/developers/how-tos/depottools/presubmit-scripts
 for more details about the presubmit API built into gcl.
 """
 
@@ skipping 61 matching lines @@
   Checks whether the action comes from boolean control based on the HTML
   elements attributes.
 
   Args:
     new_content_lines: List of changed lines.
     metric_name: The  name for which the check should be done.
   """
   new_content = '\n'.join(new_content_lines)
 
   html_element_re = r'<(.*?)(^|\s+)metric\s*=\s*"%s"(.*?)>' % (metric_name)
-  type_re = (r'datatype="boolean"|type="checkbox"|type="radio".*?'
-      'value=("true"|"false")')
+  type_re = (r'datatype\s*=\s*"boolean"|type\s*=\s*"checkbox"|'
+      'type\s*=\s*"radio".*?value\s*=\s*("true"|"false")')
 
-  match = input_api.re.search(html_element_re, new_content)
+  match = input_api.re.search(html_element_re, new_content, input_api.re.DOTALL)
   return (match and
       any(input_api.re.search(type_re, match.group(i)) for i in (1, 3)))
 
 
 def CheckChangeOnUpload(input_api, output_api):
   return CheckUserActionUpdate(input_api, output_api, ACTION_XML_PATH)
 
 
 def CheckChangeOnCommit(input_api, output_api):
   return CheckUserActionUpdate(input_api, output_api, ACTION_XML_PATH)