Add more strict filter for tests to traffic annotation auditor.

Traffic annotation auditor file filter is expanded to ignore all files
that end with test.cc or test.mm.

Bug: 690323
Change-Id: Iac0eb5aca403f4fa40b6b81dd85a46c317fd6684
Reviewed-on: https://chromium-review.googlesource.com/924062
Commit-Queue: Ramin Halavati <rhalavati@chromium.org>
Reviewed-by: Martin Šrámek <msramek@chromium.org>
Cr-Commit-Position: refs/heads/master@{#537585}

tools/traffic_annotation/README.md

@@ -99,4 +99,4 @@ and cc the people listed in OWNERS; they'll be on the hook to rebuild and
 re-enable the test.
 
 CLANG_REVISION = '324578'
-LASTCHANGE=64559eae06975e9574e0967a27c795a1d2bdaf00-refs/heads/master@{#537260}
+LASTCHANGE=03c55b230fda790e170ae999c1b95b92aa3ea752-refs/heads/master@{#537293}

tools/traffic_annotation/auditor/traffic_annotation_file_filter.cc

@@ -95,11 +95,11 @@ bool TrafficAnnotationFileFilter::IsFileRelevant(const std::string& file_path) {
     return false;
   }
 
-  // Ignore unittest files to speed up the tests. They would be only tested when
+  // Ignore test files to speed up the tests. They would be only tested when
   // filters are disabled.
-  pos = file_path.length() - 12;
-  if (pos >= 0 && (!strcmp("_unittest.cc", file_path.c_str() + pos) ||
-                   !strcmp("_unittest.mm", file_path.c_str() + pos))) {
+  pos = file_path.length() - 7;
+  if (pos >= 0 && (!strcmp("test.cc", file_path.c_str() + pos) ||
+                   !strcmp("test.mm", file_path.c_str() + pos))) {
     return false;
   }
 

tools/traffic_annotation/bin/linux64/traffic_annotation_auditor.sha1

-500300a202b198c6ba2c6351b05ef6a1afc6b394
+cd19399e551a9b5d634db387fd2285cdb57c4a94
\ No newline at end of file