tuple            7657 cc/trees/layer_tree_host_common_unittest.cc typedef std::tr1::tuple<bool, bool> LCDTextTestParam;
tuple              35 media/base/audio_converter_unittest.cc typedef std::tr1::tuple<int, int, ChannelLayout, double> AudioConverterTestData;
tuple              38 media/base/audio_renderer_mixer_unittest.cc typedef std::tr1::tuple<int, int, double> AudioRendererMixerTestData;
tuple             212 media/base/sinc_resampler_unittest.cc typedef std::tr1::tuple<int, int, double, double> SincResamplerTestData;
tuple             247 net/test/embedded_test_server/embedded_test_server_unittest.cc typedef std::tr1::tuple<bool, bool> ThreadingTestParams;