Move av_shr_i()'s unaltered comments to the header file.

Originally committed as revision 8228 to svn://svn.ffmpeg.org/ffmpeg/trunk

libavutil/integer.c

@@ -99,10 +99,6 @@ int av_cmp_i(AVInteger a, AVInteger b){
     return 0;
 }
 
-/**
- * bitwise shift.
- * @param s the number of bits by which the value should be shifted right, may be negative for shifting left
- */
 AVInteger av_shr_i(AVInteger a, int s){
     AVInteger out;
     int i;

libavutil/integer.h

@@ -40,6 +40,11 @@ AVInteger av_sub_i(AVInteger a, AVInteger b);
 int av_log2_i(AVInteger a);
 AVInteger av_mul_i(AVInteger a, AVInteger b);
 int av_cmp_i(AVInteger a, AVInteger b);
+
+/**
+ * bitwise shift.
+ * @param s the number of bits by which the value should be shifted right, may be negative for shifting left
+ */
 AVInteger av_shr_i(AVInteger a, int s);
 
 /**