Remove LazyInstance usage from media/

media/PRESUBMIT.py

 # Copyright 2013 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.
 
 """Top-level presubmit script for Chromium media component.
 
 See http://dev.chromium.org/developers/how-tos/depottools/presubmit-scripts
 for more details about the presubmit API built into depot_tools.
 """
 
@@ skipping 149 matching lines @@
       if BASE_TIME_TYPES_RE.search(line):
         problems.append('%s:%d' % (f, line_number))
 
   if problems:
     return [output_api.PresubmitError(
       'base::Time and derived classes should be passed by value and not by\n'
       'const ref, see base/time/time.h for more information.', problems)]
   return []
 
 
+def _CheckForUseOfLazyInstance(input_api, output_api):
+  """Check that base::Time and derived classes are passed by value, and not by

[jrummell, 2017/02/11 00:10:55]

Comment needs updating?

[DaleCurtis, 2017/02/11 00:13:35]

Done.

+  const reference """
+
+  problems = []
+
+  lazy_instance_re = re.compile(r'(^|\W)base::LazyInstance<')
+
+  for f in input_api.AffectedSourceFiles(_FilterFile):
+    for line_number, line in f.ChangedContents():
+      if lazy_instance_re.search(line):
+        problems.append('%s:%d' % (f, line_number))
+
+  if problems:
+    return [output_api.PresubmitError(
+      'base::LazyInstance is deprecated; use a thread safe static.', problems)]
+  return []
+
+
 def _CheckChange(input_api, output_api):
   results = []
   results.extend(_CheckForUseOfWrongClock(input_api, output_api))
   results.extend(_CheckPassByValue(input_api, output_api))
   results.extend(_CheckForHistogramOffByOne(input_api, output_api))
+  results.extend(_CheckForUseOfLazyInstance(input_api, output_api))
   return results
 
 
 def CheckChangeOnUpload(input_api, output_api):
   return _CheckChange(input_api, output_api)
 
 
 def CheckChangeOnCommit(input_api, output_api):
   return _CheckChange(input_api, output_api)