build: remove unneeded code

GObject type system zeroing instance private data, so initialization to
NULL and FALSE is not needed.
Misc code styles fixes.

src/gcal-edit-dialog.c

@@ -487,12 +487,7 @@ gcal_edit_dialog_init (GcalEditDialog *self)
 
   priv = gcal_edit_dialog_get_instance_private (self);
 
-  priv->source_uid = NULL;
-  priv->event_uid = NULL;
   priv->writable = TRUE;
-
-  priv->setting_event = FALSE;
-
   gtk_widget_init_template (GTK_WIDGET (self));
 }
 

src/gcal-event-widget.c

@@ -207,12 +207,6 @@ gcal_event_widget_class_init(GcalEventWidgetClass *klass)
 static void
 gcal_event_widget_init(GcalEventWidget *self)
 {
-  GcalEventWidgetPrivate *priv;
-
-  priv = gcal_event_widget_get_instance_private (self);
-  priv->button_pressed = FALSE;
-  priv->color = NULL;
-
   gtk_widget_set_has_window (GTK_WIDGET (self), FALSE);
   gtk_widget_set_can_focus (GTK_WIDGET (self), TRUE);
 }

src/gcal-month-view.c

@@ -616,7 +616,6 @@ gcal_month_view_init (GcalMonthView *self)
 
   priv->children = g_hash_table_new_full (g_str_hash, g_str_equal, g_free, (GDestroyNotify) g_list_free);
   priv->single_day_children = g_hash_table_new_full (g_direct_hash, g_direct_equal, NULL, (GDestroyNotify) g_list_free);
-  priv->multiday_children = NULL;
   priv->overflow_cells = g_hash_table_new_full (g_direct_hash, g_direct_equal, NULL, (GDestroyNotify) g_list_free);
   priv->hidden_as_overflow = g_hash_table_new_full (g_str_hash, g_str_equal, g_free, NULL);
 

src/gcal-time-selector.c

@@ -161,14 +161,7 @@ gcal_time_selector_class_init (GcalTimeSelectorClass *klass)
 static void
 gcal_time_selector_init (GcalTimeSelector *self)
 {
-  GcalTimeSelectorPrivate *priv;
+  ;
-
-  priv = gcal_time_selector_get_instance_private (self);
-
-  priv->time_label = NULL;
-  priv->popover = NULL;
-  priv->hour_spin = NULL;
-  priv->minute_spin = NULL;
 }
 
 static void

src/gcal-week-view.c

@@ -554,24 +554,8 @@ gcal_week_view_class_init (GcalWeekViewClass *klass)
 static void
 gcal_week_view_init (GcalWeekView *self)
 {
-  GcalWeekViewPrivate *priv;
-  gint i;
-
   gtk_widget_set_has_window (GTK_WIDGET (self), FALSE);
-
+  gtk_style_context_add_class (gtk_widget_get_style_context (GTK_WIDGET (self)), "calendar-view");
-  priv = gcal_week_view_get_instance_private (self);
-
-  for (i = 0; i < 7; i++)
-    {
-      priv->days[i] = NULL;
-    }
-
-  priv->view_window = NULL;
-  priv->grid_window = NULL;
-
-  gtk_style_context_add_class (
-      gtk_widget_get_style_context (GTK_WIDGET (self)),
-      "calendar-view");
 }
 
 static void

src/gcal-window.c

@@ -1204,23 +1204,6 @@ gcal_window_class_init(GcalWindowClass *klass)
 static void
 gcal_window_init (GcalWindow *self)
 {
-  GcalWindowPrivate *priv;
-
-  priv = gcal_window_get_instance_private (self);
-
-  /* states */
-  priv->search_mode = FALSE;
-
-  priv->event_creation_data = NULL;
-
-  /* calendar management */
-  priv->calendar_menu = NULL;
-
-  /* FIXME: Review real need of this */
-  priv->save_geometry_timeout_id = 0;
-  priv->event_to_delete = NULL;
-  priv->open_edit_dialog = FALSE;
-
   gtk_widget_init_template (GTK_WIDGET (self));
 }
 

src/gcal-year-view.c

@@ -192,14 +192,7 @@ gcal_year_view_init (GcalYearView *self)
   priv->start_mark_cell = -1;
   priv->end_mark_cell = -1;
 
-  for (i = 0; i < 12; i++)
+  gtk_style_context_add_class (gtk_widget_get_style_context (GTK_WIDGET (self)), "calendar-view");
-    {
-      priv->months[i] = NULL;
-    }
-
-  gtk_style_context_add_class (
-      gtk_widget_get_style_context (GTK_WIDGET (self)),
-      "calendar-view");
 }
 
 static void