general: Very minor coding guideline fixes.

Fixes a few coding guideline violations:
* Use of C99 comments
* Opening brace on same line as function prototype

ASTERISK-30163 #close

Change-Id: I07771c4c89facd41ce8d323859f022ddbddf6ca7

apps/app_mp3.c

@@ -101,7 +101,7 @@ static int mp3play(const char *filename, unsigned int sampling_rate, int fd)
 	/* Execute mpg123, but buffer if it's a net connection */
 	if (!strncasecmp(filename, "http://", 7) && strstr(filename, ".m3u")) {
 	    char buffer_size_str[8];
-	    snprintf(buffer_size_str, 8, "%u", (int) 0.5*2*sampling_rate/1000); // 0.5 seconds for a live stream
+	    snprintf(buffer_size_str, 8, "%u", (int) 0.5*2*sampling_rate/1000); /* 0.5 seconds for a live stream */
 		/* Most commonly installed in /usr/local/bin */
 	    execl(LOCAL_MPG_123, "mpg123", "-e", "s16", "-q", "-s", "-b", buffer_size_str, "-f", "8192", "--mono", "-r", sampling_rate_str, "-@", filename, (char *)NULL);
 		/* But many places has it in /usr/bin */
@@ -111,7 +111,7 @@ static int mp3play(const char *filename, unsigned int sampling_rate, int fd)
 	}
 	else if (!strncasecmp(filename, "http://", 7)) {
 	    char buffer_size_str[8];
-	    snprintf(buffer_size_str, 8, "%u", 6*2*sampling_rate/1000); // 6 seconds for a remote MP3 file
+	    snprintf(buffer_size_str, 8, "%u", 6*2*sampling_rate/1000); /* 6 seconds for a remote MP3 file */
 		/* Most commonly installed in /usr/local/bin */
 	    execl(LOCAL_MPG_123, "mpg123", "-e", "s16", "-q", "-s", "-b", buffer_size_str, "-f", "8192", "--mono", "-r", sampling_rate_str, filename, (char *)NULL);
 		/* But many places has it in /usr/bin */

include/asterisk/strings.h

@@ -1370,7 +1370,6 @@ static force_inline char *ast_str_to_upper(char *str)
  * \return AO2 container for strings
  * \retval NULL if allocation failed
  */
-//struct ao2_container *ast_str_container_alloc_options(enum ao2_container_opts opts, int buckets);
 struct ao2_container *ast_str_container_alloc_options(enum ao2_alloc_opts opts, int buckets);
 
 /*!

main/channel_internal_api.c

@@ -1283,7 +1283,8 @@ struct ast_flags *ast_channel_flags(struct ast_channel *chan)
 	return &chan->flags;
 }
 
-static int collect_names_cb(void *obj, void *arg, int flags) {
+static int collect_names_cb(void *obj, void *arg, int flags)
+{
 	struct ast_control_pvt_cause_code *cause_code = obj;
 	struct ast_str **str = arg;
 

main/strings.c

@@ -197,7 +197,6 @@ static int str_cmp(void *lhs, void *rhs, int flags)
 	return cmp ? 0 : CMP_MATCH;
 }
 
-//struct ao2_container *ast_str_container_alloc_options(enum ao2_container_opts opts, int buckets)
 struct ao2_container *ast_str_container_alloc_options(enum ao2_alloc_opts opts, int buckets)
 {
 	return ao2_container_alloc_hash(opts, 0, buckets, str_hash, str_sort, str_cmp);