volume_            45 content/browser/speech/speech_recognizer_impl_unittest.cc         volume_(-1.0f) {
volume_            34 media/audio/android/opensles_output.cc       volume_(1.0) {
volume_            17 media/audio/audio_output_proxy.cc       volume_(1.0) {
volume_            16 media/audio/virtual_audio_output_stream.cc       after_close_cb_(after_close_cb), callback_(NULL), volume_(1.0f) {
volume_            18 media/base/fake_audio_render_callback.cc       volume_(1) {