Document that some parameters will not be null and fix getSupportedPictureFormats.
Document that some parameters will not be null and fix getSupportedPictureFormats.

xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base,xorware/android_frameworks_base