media: Init members of FileInputDataSource
media: Init members of FileInputDataSource

At FileInputDataSource Construction time,
Initialize members of FileInputDataSource

an4967/TizenRT,jsdosa/TizenRT,btheosam/TizenRT,btheosam/TizenRT,jeongchanKim/TizenRT,an4967/TizenRT,chanijjani/TizenRT,lokeshbv/TizenRT,davidfather/TizenRT,Samsung/TizenRT,JeonginKim/TizenRT,JeonginKim/TizenRT,JeonginKim/TizenRT,lokeshbv/TizenRT,sunghan-chang/TizenRT,junmin-kim/TizenRT,junmin-kim/TizenRT,Samsung/TizenRT,btheosam/TizenRT,HONGCHAEHEE/TizenRT,chanijjani/TizenRT,btheosam/TizenRT,pillip8282/TizenRT,sunghan-chang/TizenRT,sunghan-chang/TizenRT,lokeshbv/TizenRT,pillip8282/TizenRT,jeongarmy/TizenRT,an4967/TizenRT,Samsung/TizenRT,davidfather/TizenRT,HONGCHAEHEE/TizenRT,jeongchanKim/TizenRT,pillip8282/TizenRT,chanijjani/TizenRT,an4967/TizenRT,pillip8282/TizenRT,chanijjani/TizenRT,junmin-kim/TizenRT,junmin-kim/TizenRT,jeongarmy/TizenRT,jeongarmy/TizenRT,chanijjani/TizenRT,jsdosa/TizenRT,jsdosa/TizenRT,jsdosa/TizenRT,jeongchanKim/TizenRT,jeongchanKim/TizenRT,jeongarmy/TizenRT,sunghan-chang/TizenRT,chanijjani/TizenRT,HONGCHAEHEE/TizenRT,HONGCHAEHEE/TizenRT,sunghan-chang/TizenRT,davidfather/TizenRT,btheosam/TizenRT,an4967/TizenRT,Samsung/TizenRT,jeongchanKim/TizenRT,jsdosa/TizenRT,davidfather/TizenRT,junmin-kim/TizenRT,davidfather/TizenRT,jeongarmy/TizenRT,jeongarmy/TizenRT,sunghan-chang/TizenRT,pillip8282/TizenRT,pillip8282/TizenRT,davidfather/TizenRT,lokeshbv/TizenRT,junmin-kim/TizenRT,pillip8282/TizenRT,lokeshbv/TizenRT,an4967/TizenRT,JeonginKim/TizenRT,Samsung/TizenRT,HONGCHAEHEE/TizenRT,jsdosa/TizenRT,Samsung/TizenRT,sunghan-chang/TizenRT,jeongchanKim/TizenRT,HONGCHAEHEE/TizenRT,JeonginKim/TizenRT,junmin-kim/TizenRT,jeongchanKim/TizenRT,Samsung/TizenRT,jeongarmy/TizenRT,an4967/TizenRT,lokeshbv/TizenRT,btheosam/TizenRT,chanijjani/TizenRT,davidfather/TizenRT,JeonginKim/TizenRT,jsdosa/TizenRT