[almanah] trivial: Clean up warnings with some "unused" attributes

[Álvaro Peña <alvaropg src gnome org>]

commit d9c56cc1e9cee8be20350065cfce30b2e1220189
Author: Álvaro Peña <alvaropg gmail com>
Date:   Mon Oct 12 13:02:20 2015 +0200

    trivial: Clean up warnings with some "unused" attributes

 src/main-window.c |   22 +++++++++++++---------
 1 files changed, 13 insertions(+), 9 deletions(-)
---
diff --git a/src/main-window.c b/src/main-window.c
index d8c9431..579f929 100644
--- a/src/main-window.c
+++ b/src/main-window.c
@@ -298,7 +298,7 @@ almanah_main_window_new (AlmanahApplication *application)
 }
 
 static void
-current_entry_notify_cb (AlmanahEntry *entry, GParamSpec *pspec, AlmanahMainWindow *self)
+current_entry_notify_cb (__attribute__ ((unused)) AlmanahEntry *entry, __attribute__ ((unused)) GParamSpec 
*pspec, AlmanahMainWindow *self)
 {
        /* As the entry's been changed, mark it as edited so that it has to be saved */
        gtk_text_buffer_set_modified (self->priv->entry_buffer, TRUE);
@@ -737,7 +737,11 @@ mw_entry_buffer_cursor_position_cb (__attribute__ ((unused)) GObject *object, __
 }
 
 static void
-mw_entry_buffer_insert_text_cb (GtkTextBuffer *text_buffer, GtkTextIter *start, gchar *text, gint len, 
AlmanahMainWindow *main_window)
+mw_entry_buffer_insert_text_cb (__attribute__ ((unused)) GtkTextBuffer *text_buffer,
+                               __attribute__ ((unused)) GtkTextIter *start,
+                               __attribute__ ((unused)) gchar *text,
+                               __attribute__ ((unused)) gint len,
+                               AlmanahMainWindow *main_window)
 {
        AlmanahMainWindowPrivate *priv = main_window->priv;
        GVariant *action_state;
@@ -755,7 +759,7 @@ mw_entry_buffer_insert_text_cb (GtkTextBuffer *text_buffer, GtkTextIter *start,
 }
 
 static void
-mw_entry_buffer_insert_text_after_cb (GtkTextBuffer *text_buffer, GtkTextIter *end, gchar *text, gint len, 
AlmanahMainWindow *main_window)
+mw_entry_buffer_insert_text_after_cb (GtkTextBuffer *text_buffer, GtkTextIter *end, __attribute__ ((unused)) 
gchar *text, gint len, AlmanahMainWindow *main_window)
 {
        GtkTextIter start;
        AlmanahMainWindowPrivate *priv = main_window->priv;
@@ -774,7 +778,7 @@ mw_entry_buffer_insert_text_after_cb (GtkTextBuffer *text_buffer, GtkTextIter *e
 }
 
 static void
-mw_entry_buffer_has_selection_cb (GObject *object, GParamSpec *pspec, AlmanahMainWindow *main_window)
+mw_entry_buffer_has_selection_cb (GObject *object, __attribute__ ((unused)) GParamSpec *pspec, 
AlmanahMainWindow *main_window)
 {
        gboolean has_selection = gtk_text_buffer_get_has_selection (GTK_TEXT_BUFFER (object));
        GAction *action;
@@ -790,7 +794,7 @@ mw_entry_buffer_has_selection_cb (GObject *object, GParamSpec *pspec, AlmanahMai
 }
 
 static gboolean
-mw_delete_event_cb (GtkWindow *window, gpointer user_data)
+mw_delete_event_cb (GtkWindow *window, __attribute__ ((unused)) gpointer user_data)
 {
        almanah_main_window_save_current_entry (ALMANAH_MAIN_WINDOW (window), TRUE);
        save_window_state (ALMANAH_MAIN_WINDOW (window));
@@ -929,7 +933,7 @@ mw_underline_toggle_cb (GSimpleAction *action, GVariant *parameter, gpointer use
 }
 
 static gboolean
-hyperlink_tag_event_cb (GtkTextTag *tag, GObject *object, GdkEvent *event, GtkTextIter *iter, 
AlmanahMainWindow *self)
+hyperlink_tag_event_cb (GtkTextTag *tag, __attribute__ ((unused)) GObject *object, GdkEvent *event, 
__attribute__ ((unused)) GtkTextIter *iter, AlmanahMainWindow *self)
 {
        AlmanahHyperlinkTag *hyperlink_tag = ALMANAH_HYPERLINK_TAG (tag);
 
@@ -1160,7 +1164,7 @@ mw_events_updated_cb (AlmanahEventManager *event_manager, AlmanahEventFactoryTyp
 }
 
 void
-mw_calendar_day_selected_cb (AlmanahCalendarButton *calendar_button, AlmanahMainWindow *main_window)
+mw_calendar_day_selected_cb (__attribute__ ((unused)) AlmanahCalendarButton *calendar_button, 
AlmanahMainWindow *main_window)
 {
        AlmanahApplication *application;
        AlmanahStorageManager *storage_manager;
@@ -1279,7 +1283,7 @@ mw_calendar_select_date_clicked_cb (__attribute__ ((unused)) AlmanahCalendarButt
 
 
 void
-mw_events_tree_view_row_activated_cb (GtkTreeView *tree_view, GtkTreePath *path, GtkTreeViewColumn *column, 
AlmanahMainWindow *main_window)
+mw_events_tree_view_row_activated_cb (__attribute__ ((unused)) GtkTreeView *tree_view, GtkTreePath *path, 
__attribute__ ((unused)) GtkTreeViewColumn *column, AlmanahMainWindow *main_window)
 {
        AlmanahEvent *event;
        GtkTreeIter iter;
@@ -1337,7 +1341,7 @@ mw_setup_headerbar (AlmanahMainWindow *main_window, AlmanahApplication *applicat
 
 #ifdef ENABLE_SPELL_CHECKING
 static void
-spell_checking_enabled_changed_cb (GSettings *settings, gchar *key, AlmanahMainWindow *self)
+spell_checking_enabled_changed_cb (GSettings *settings, __attribute__ ((unused)) gchar *key, 
AlmanahMainWindow *self)
 {
        gboolean enabled = g_settings_get_boolean (settings, "spell-checking-enabled");