Call AllowCommandLineReparsing in unit tests

unit_test/unit_test.cc

Index: unit_test/unit_test.cc
diff --git a/unit_test/unit_test.cc b/unit_test/unit_test.cc
index e053a413a5c43b4451d73e79fa39b0ddcd65b771..594dd334a5fa55dea7870551c1c571dbcb52223c 100644
--- a/unit_test/unit_test.cc
+++ b/unit_test/unit_test.cc
@@ -304,6 +304,9 @@ LibYUVBaseTest::LibYUVBaseTest() :
 
 int main(int argc, char** argv) {
   ::testing::InitGoogleTest(&argc, argv);
+  // AllowCommandLineParsing allows us to ignore flags passed on to us by
+  // Chromium build bots without having to explicitly disable them.
+  google::AllowCommandLineReparsing();
   google::ParseCommandLineFlags(&argc, &argv, true);
   return RUN_ALL_TESTS();
 }