Unexport input_DecoderNew and input_clock_t

Since input_clock_t cannot be created/used from plugins, the extra
functionality of input_DecoderNew() from the new input_DecodeCreate()
is not interesting in plugins.

(Yes, I know I suck as function names)

include/vlc_input.h

@@ -635,8 +635,6 @@ static inline int input_ModifyPcrSystem( input_thread_t *p_input, bool b_absolut
 }
 
 /* */
-typedef struct input_clock_t input_clock_t;
-VLC_EXPORT( decoder_t *, input_DecoderNew, ( input_thread_t *, es_format_t *, input_clock_t *, sout_instance_t * ) LIBVLC_USED );
 VLC_EXPORT( decoder_t *, input_DecoderCreate, ( vlc_object_t *, es_format_t *, input_resource_t * ) LIBVLC_USED );
 VLC_EXPORT( void, input_DecoderDelete, ( decoder_t * ) );
 VLC_EXPORT( void, input_DecoderDecode,( decoder_t *, block_t *, bool b_do_pace ) );

src/input/clock.h

@@ -34,6 +34,7 @@
  * XXX input_clock_GetTS can be called from any threads. All others functions
  * MUST be called from one and only one thread.
  */
+typedef struct input_clock_t input_clock_t;
 
 /**
  * This function creates a new input_clock_t.

src/input/decoder.h

@@ -30,6 +30,9 @@
 
 #define BLOCK_FLAG_CORE_FLUSH (1 <<BLOCK_FLAG_CORE_PRIVATE_SHIFT)
 
+decoder_t *input_DecoderNew( input_thread_t *, es_format_t *, input_clock_t *,
+                             sout_instance_t * ) LIBVLC_USED;
+
 /**
  * This function changes the pause state.
  * The date parameter MUST hold the exact date at wich the change has been

src/libvlccore.sym

@@ -186,7 +186,6 @@ input_CreateFilename
 input_DecoderDecode
 input_DecoderDelete
 input_DecoderCreate
-input_DecoderNew
 input_GetItem
 input_item_AddInfo
 input_item_AddOption