Remove LazyInstance usage from media/

media/PRESUBMIT.py

Index: media/PRESUBMIT.py
diff --git a/media/PRESUBMIT.py b/media/PRESUBMIT.py
index 993de38a7d0cb23b45d472c30d0284ecbfd82ad1..2c3bb52d7a778347b0420f99760059999a1937b5 100644
--- a/media/PRESUBMIT.py
+++ b/media/PRESUBMIT.py
@@ -167,11 +167,30 @@ def _CheckPassByValue(input_api, output_api):
   return []
 
 
+def _CheckForUseOfLazyInstance(input_api, output_api):
+  """Check that base::LazyInstance is not used."""
+
+  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