Remove unnecessary code
Remove unnecessary code

As this filter is going to analyze the image and not modifiying it
only in place function is implemented

Change-Id: I2e655e27cf13c88b776d7b534301fb027a70b897

Kurento/kms-filters,Kurento/kms-filters,TribeMedia/kms-filters,shelsonjava/kms-filters,TribeMedia/kms-filters,shelsonjava/kms-filters,Kurento/kms-filters,TribeMedia/kms-filters,shelsonjava/kms-filters