remove some unnecessary code
remove some unnecessary code

koichirok/sji-android-screen-capture,koichirok/sji-android-screen-capture,Suwmlee/sji-android-screen-capture,koichirok/sji-android-screen-capture,koichirok/sji-android-screen-capture,Suwmlee/sji-android-screen-capture,Suwmlee/sji-android-screen-capture,Suwmlee/sji-android-screen-capture,Suwmlee/sji-android-screen-capture,Suwmlee/sji-android-screen-capture,koichirok/sji-android-screen-capture