cc: Stop warning about virtual+override until we can remove the virtuals

cc/PRESUBMIT.py

Index: cc/PRESUBMIT.py
diff --git a/cc/PRESUBMIT.py b/cc/PRESUBMIT.py
index d749aac40ac66de1e0bdaf461a7e0f88492d9096..6dff3716798daa8bc6bf629f08c0763860055755 100644
--- a/cc/PRESUBMIT.py
+++ b/cc/PRESUBMIT.py
@@ -21,6 +21,10 @@ def CheckChangeLintsClean(input_api, output_api):
            input_api.AffectedSourceFiles(source_filter)]
   level = 1  # strict, but just warn
 
+  # TODO(danakj): Temporary, while the OVERRIDE and FINAL fixup is in progress.
+  # crbug.com/422353
+  input_api.cpplint._SetFilters('-readability/inheritance')
+
   for file_name in files:
     input_api.cpplint.ProcessFile(file_name, level)