Merge "Update sample code in document" into tizen

diff --cc notification-ex/api/notification_ex_internal.h
index 5a2c1f2,35c4d5a..812be92
--- 1/notification-ex/api/notification_ex_internal.h
--- 2/notification-ex/api/notification_ex_internal.h
+++ b/notification-ex/api/notification_ex_internal.h
@@@ -23,23 -23,17 +23,21 @@@ extern "C" 
  
  int noti_ex_item_free_string_list(char** list, int count);
  int noti_ex_item_group_remove_children(noti_ex_item_h handle);
- int noti_ex_item_time_set_time(noti_ex_item_h handle,
-         time_t time);
+ int noti_ex_item_time_set_time(noti_ex_item_h handle, time_t time);
  
- int noti_ex_style_set_geometry(
-     noti_ex_style_h handle, noti_ex_geometry_h geometry);
- int noti_ex_style_set_color(
-     noti_ex_style_h handle, noti_ex_color_h color);
+ int noti_ex_style_set_geometry(noti_ex_style_h handle,
+               noti_ex_geometry_h geometry);
+ int noti_ex_style_set_color(noti_ex_style_h handle, noti_ex_color_h color);
  int noti_ex_style_set_padding(noti_ex_style_h handle,
-     noti_ex_padding_h padding);
+               noti_ex_padding_h padding);
  
- int noti_ex_led_info_set_color(
-     noti_ex_led_info_h handle, noti_ex_color_h color);
+ int noti_ex_led_info_set_color(noti_ex_led_info_h handle,
+               noti_ex_color_h color);
  
 +int noti_ex_item_get_extension_data(noti_ex_item_h handle, const char *key,
 +              bundle **value);
 +int noti_ex_item_set_extension_data(noti_ex_item_h handle, const char *key,
 +              bundle *value);
  
  #ifdef __cplusplus
  }