Update from https://crrev.com/312398

tools/clang/translation_unit/test_translation_unit.py

Index: tools/clang/translation_unit/test_translation_unit.py
diff --git a/tools/clang/translation_unit/test_translation_unit.py b/tools/clang/translation_unit/test_translation_unit.py
index eb5cce81e89a2ed2ae2e5f770abf494ef701d496..a8e8f6865af2f9269420d1cb9683b7db14bb6d58 100755
--- a/tools/clang/translation_unit/test_translation_unit.py
+++ b/tools/clang/translation_unit/test_translation_unit.py
@@ -68,9 +68,16 @@ def main():
       actual_output = f.readlines()
     has_same_filepaths = True
     for expected_line, actual_line in zip(expected_output, actual_output):
+      if '//' in actual_output:
+        if actual_output.split('//')[1] != expected_output:
+          sys.stdout.write('expected: %s' % expected_output)
+          sys.stdout.write('actual: %s' % actual_output.split('//')[1])
+          break
+        else:
+          continue
       if ntpath.basename(expected_line) != ntpath.basename(actual_line):
-        sys.stdout.write(ntpath.basename(expected_line))
-        sys.stdout.write(ntpath.basename(actual_line))
+        sys.stdout.write('expected: %s' % ntpath.basename(expected_line))
+        sys.stdout.write('actual: %s' % ntpath.basename(actual_line))
         has_same_filepaths = False
         break
     if not has_same_filepaths: