Remove excessive g_return_if_fail() calls. (#57615)

        * gtk/gtkentry.c, gtk/gtkwidget.c: Remove excessive
        g_return_if_fail() calls. (#57615)

diff --git a/ChangeLog b/ChangeLog
index 22874812ca23d95fd3083173d8312b15b2a84b42..75941a6059dcecaac6621c2d57af703196b604c8 100644 (file)
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,8 @@
 2002-01-23  Matthias Clasen  <matthiasc@poet.de>
 
+       * gtk/gtkentry.c, gtk/gtkwidget.c: Remove excessive
+       g_return_if_fail() calls. (#57615)
+
        * gtk/gtkitemfactory.c (gtk_item_factory_delete_entries): Make
        it work for paths with underline accelerators. (#69247)
 

diff --git a/ChangeLog.pre-2-0 b/ChangeLog.pre-2-0
index 22874812ca23d95fd3083173d8312b15b2a84b42..75941a6059dcecaac6621c2d57af703196b604c8 100644 (file)
--- a/ChangeLog.pre-2-0
+++ b/ChangeLog.pre-2-0
@@ -1,5 +1,8 @@
 2002-01-23  Matthias Clasen  <matthiasc@poet.de>
 
+       * gtk/gtkentry.c, gtk/gtkwidget.c: Remove excessive
+       g_return_if_fail() calls. (#57615)
+
        * gtk/gtkitemfactory.c (gtk_item_factory_delete_entries): Make
        it work for paths with underline accelerators. (#69247)
 

diff --git a/ChangeLog.pre-2-10 b/ChangeLog.pre-2-10
index 22874812ca23d95fd3083173d8312b15b2a84b42..75941a6059dcecaac6621c2d57af703196b604c8 100644 (file)
--- a/ChangeLog.pre-2-10
+++ b/ChangeLog.pre-2-10
@@ -1,5 +1,8 @@
 2002-01-23  Matthias Clasen  <matthiasc@poet.de>
 
+       * gtk/gtkentry.c, gtk/gtkwidget.c: Remove excessive
+       g_return_if_fail() calls. (#57615)
+
        * gtk/gtkitemfactory.c (gtk_item_factory_delete_entries): Make
        it work for paths with underline accelerators. (#69247)
 

diff --git a/ChangeLog.pre-2-2 b/ChangeLog.pre-2-2
index 22874812ca23d95fd3083173d8312b15b2a84b42..75941a6059dcecaac6621c2d57af703196b604c8 100644 (file)
--- a/ChangeLog.pre-2-2
+++ b/ChangeLog.pre-2-2
@@ -1,5 +1,8 @@
 2002-01-23  Matthias Clasen  <matthiasc@poet.de>
 
+       * gtk/gtkentry.c, gtk/gtkwidget.c: Remove excessive
+       g_return_if_fail() calls. (#57615)
+
        * gtk/gtkitemfactory.c (gtk_item_factory_delete_entries): Make
        it work for paths with underline accelerators. (#69247)
 

diff --git a/ChangeLog.pre-2-4 b/ChangeLog.pre-2-4
index 22874812ca23d95fd3083173d8312b15b2a84b42..75941a6059dcecaac6621c2d57af703196b604c8 100644 (file)
--- a/ChangeLog.pre-2-4
+++ b/ChangeLog.pre-2-4
@@ -1,5 +1,8 @@
 2002-01-23  Matthias Clasen  <matthiasc@poet.de>
 
+       * gtk/gtkentry.c, gtk/gtkwidget.c: Remove excessive
+       g_return_if_fail() calls. (#57615)
+
        * gtk/gtkitemfactory.c (gtk_item_factory_delete_entries): Make
        it work for paths with underline accelerators. (#69247)
 

diff --git a/ChangeLog.pre-2-6 b/ChangeLog.pre-2-6
index 22874812ca23d95fd3083173d8312b15b2a84b42..75941a6059dcecaac6621c2d57af703196b604c8 100644 (file)
--- a/ChangeLog.pre-2-6
+++ b/ChangeLog.pre-2-6
@@ -1,5 +1,8 @@
 2002-01-23  Matthias Clasen  <matthiasc@poet.de>
 
+       * gtk/gtkentry.c, gtk/gtkwidget.c: Remove excessive
+       g_return_if_fail() calls. (#57615)
+
        * gtk/gtkitemfactory.c (gtk_item_factory_delete_entries): Make
        it work for paths with underline accelerators. (#69247)
 

diff --git a/ChangeLog.pre-2-8 b/ChangeLog.pre-2-8
index 22874812ca23d95fd3083173d8312b15b2a84b42..75941a6059dcecaac6621c2d57af703196b604c8 100644 (file)
--- a/ChangeLog.pre-2-8
+++ b/ChangeLog.pre-2-8
@@ -1,5 +1,8 @@
 2002-01-23  Matthias Clasen  <matthiasc@poet.de>
 
+       * gtk/gtkentry.c, gtk/gtkwidget.c: Remove excessive
+       g_return_if_fail() calls. (#57615)
+
        * gtk/gtkitemfactory.c (gtk_item_factory_delete_entries): Make
        it work for paths with underline accelerators. (#69247)
 

diff --git a/gtk/gtkentry.c b/gtk/gtkentry.c
index 1d1f7d8c353ac4bae3df461babe9e2dfcb30eaf9..85122c2dc128a58519108e098427c5067c1f248a 100644 (file)
--- a/gtk/gtkentry.c
+++ b/gtk/gtkentry.c
@@ -866,9 +866,7 @@ gtk_entry_get_property (GObject         *object,
                         GValue          *value,
                         GParamSpec      *pspec)
 {
-  GtkEntry *entry;
-
-  entry = GTK_ENTRY (object);
+  GtkEntry *entry = GTK_ENTRY (object);
 
   switch (prop_id)
     {
@@ -953,11 +951,7 @@ gtk_entry_init (GtkEntry *entry)
 static void
 gtk_entry_finalize (GObject *object)
 {
-  GtkEntry *entry;
-
-  g_return_if_fail (GTK_IS_ENTRY (object));
-
-  entry = GTK_ENTRY (object);
+  GtkEntry *entry = GTK_ENTRY (object);
 
   if (entry->cached_layout)
     g_object_unref (G_OBJECT (entry->cached_layout));
@@ -1004,8 +998,6 @@ gtk_entry_realize (GtkWidget *widget)
   GdkWindowAttr attributes;
   gint attributes_mask;
 
-  g_return_if_fail (GTK_IS_ENTRY (widget));
-
   GTK_WIDGET_SET_FLAGS (widget, GTK_REALIZED);
   entry = GTK_ENTRY (widget);
   editable = GTK_EDITABLE (widget);
@@ -1058,11 +1050,7 @@ gtk_entry_realize (GtkWidget *widget)
 static void
 gtk_entry_unrealize (GtkWidget *widget)
 {
-  GtkEntry *entry;
-
-  g_return_if_fail (GTK_IS_ENTRY (widget));
-
-  entry = GTK_ENTRY (widget);
+  GtkEntry *entry = GTK_ENTRY (widget);
 
   gtk_im_context_set_client_window (entry->im_context, entry->text_area);
   
@@ -1094,12 +1082,10 @@ get_borders (GtkEntry *entry,
              gint     *xborder,
              gint     *yborder)
 {
-  GtkWidget *widget;
+  GtkWidget *widget = GTK_WIDGET (entry);
   gint focus_width;
   gboolean interior_focus;
 
-  widget = GTK_WIDGET (entry);
-  
   gtk_widget_style_get (widget,
                        "interior-focus", &interior_focus,
                        "focus-line-width", &focus_width,
@@ -1127,16 +1113,11 @@ static void
 gtk_entry_size_request (GtkWidget      *widget,
                        GtkRequisition *requisition)
 {
-  GtkEntry *entry;
+  GtkEntry *entry = GTK_ENTRY (widget);
   PangoFontMetrics *metrics;
   gint xborder, yborder;
   PangoContext *context;
   
-  g_return_if_fail (GTK_IS_ENTRY (widget));
-  g_return_if_fail (requisition != NULL);
-
-  entry = GTK_ENTRY (widget);
-
   context = gtk_widget_get_pango_context (widget);
   metrics = pango_context_get_metrics (context,
                                       widget->style->font_desc,
@@ -1172,9 +1153,7 @@ get_text_area_size (GtkEntry *entry,
 {
   gint xborder, yborder;
   GtkRequisition requisition;
-  GtkWidget *widget;
-
-  widget = GTK_WIDGET (entry);
+  GtkWidget *widget = GTK_WIDGET (entry);
 
   gtk_widget_get_child_requisition (widget, &requisition);
 
@@ -1201,9 +1180,7 @@ get_widget_window_size (GtkEntry *entry,
                         gint     *height)
 {
   GtkRequisition requisition;
-  GtkWidget *widget;  
-
-  widget = GTK_WIDGET (entry);
+  GtkWidget *widget = GTK_WIDGET (entry);
       
   gtk_widget_get_child_requisition (widget, &requisition);
 
@@ -1234,15 +1211,9 @@ static void
 gtk_entry_size_allocate (GtkWidget     *widget,
                         GtkAllocation *allocation)
 {
-  GtkEntry *entry;
-  GtkEditable *editable;
+  GtkEntry *entry = GTK_ENTRY (widget);
   
-  g_return_if_fail (GTK_IS_ENTRY (widget));
-  g_return_if_fail (allocation != NULL);
-
   widget->allocation = *allocation;
-  entry = GTK_ENTRY (widget);
-  editable = GTK_EDITABLE (widget);
   
   if (GTK_WIDGET_REALIZED (widget))
     {
@@ -1332,9 +1303,6 @@ gtk_entry_button_press (GtkWidget      *widget,
   gint tmp_pos;
   gint sel_start, sel_end;
 
-  entry = GTK_ENTRY (widget);
-  editable = GTK_EDITABLE (widget);
-  
   if (event->window != entry->text_area ||
       (entry->button && event->button != entry->button))
     return FALSE;
@@ -1654,8 +1622,6 @@ static void
 gtk_entry_state_changed (GtkWidget      *widget,
                         GtkStateType    previous_state)
 {
-  g_return_if_fail (GTK_IS_ENTRY (widget));
-
   if (GTK_WIDGET_REALIZED (widget))
     {
       gdk_window_set_background (widget->window, &widget->style->base[GTK_WIDGET_STATE (widget)]);
@@ -1728,13 +1694,9 @@ gtk_entry_get_chars      (GtkEditable   *editable,
                          gint           start_pos,
                          gint           end_pos)
 {
-  GtkEntry *entry;
+  GtkEntry *entry = GTK_ENTRY (editable);
   gint start_index, end_index;
   
-  g_return_val_if_fail (GTK_IS_ENTRY (editable), NULL);
-
-  entry = GTK_ENTRY (editable);
-
   if (end_pos < 0)
     end_pos = entry->text_length;
 
@@ -2614,8 +2576,6 @@ gtk_entry_draw_text (GtkEntry *entry)
   GtkWidget *widget;
   PangoLayoutLine *line;
   
-  g_return_if_fail (GTK_IS_ENTRY (entry));
-
   if (!entry->visible && entry->invisible_char == 0)
     return;
   
@@ -2705,8 +2665,6 @@ gtk_entry_draw_cursor (GtkEntry  *entry,
     GTK_TEXT_DIR_LTR : GTK_TEXT_DIR_RTL;
   GtkTextDirection widget_direction = gtk_widget_get_direction (GTK_WIDGET (entry));
   
-  g_return_if_fail (GTK_IS_ENTRY (entry));
-
   if (GTK_WIDGET_DRAWABLE (entry))
     {
       GtkWidget *widget = GTK_WIDGET (entry);
@@ -2775,8 +2733,6 @@ gtk_entry_draw_cursor (GtkEntry  *entry,
 static void
 gtk_entry_queue_draw (GtkEntry *entry)
 {
-  g_return_if_fail (GTK_IS_ENTRY (entry));
-
   if (GTK_WIDGET_REALIZED (entry))
     gdk_window_invalidate_rect (entry->text_area, NULL, FALSE);
 }
@@ -2859,7 +2815,6 @@ gtk_entry_get_cursor_locations (GtkEntry   *entry,
 static void
 gtk_entry_adjust_scroll (GtkEntry *entry)
 {
-  GtkWidget *widget;
   gint min_offset, max_offset;
   gint text_area_width;
   gint strong_x, weak_x;
@@ -2868,10 +2823,6 @@ gtk_entry_adjust_scroll (GtkEntry *entry)
   PangoLayoutLine *line;
   PangoRectangle logical_rect;
 
-  g_return_if_fail (GTK_IS_ENTRY (entry));
-
-  widget = GTK_WIDGET (entry);
-
   if (!GTK_WIDGET_REALIZED (entry))
     return;
   
@@ -2885,7 +2836,7 @@ gtk_entry_adjust_scroll (GtkEntry *entry)
 
   /* Display as much text as we can */
 
-  if (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_LTR)
+  if (gtk_widget_get_direction (GTK_WIDGET (entry)) == GTK_TEXT_DIR_LTR)
     {
       min_offset = 0;
       max_offset = MAX (min_offset, logical_rect.width / PANGO_SCALE - text_area_width);
@@ -3284,17 +3235,13 @@ gtk_entry_set_text (GtkEntry *entry,
 {
   gint tmp_pos;
 
-  GtkEditable *editable;
-
   g_return_if_fail (GTK_IS_ENTRY (entry));
   g_return_if_fail (text != NULL);
-
-  editable = GTK_EDITABLE (entry);
   
-  gtk_editable_delete_text (GTK_EDITABLE(entry), 0, -1);
+  gtk_editable_delete_text (GTK_EDITABLE (entry), 0, -1);
 
   tmp_pos = 0;
-  gtk_editable_insert_text (editable, text, strlen (text), &tmp_pos);
+  gtk_editable_insert_text (GTK_EDITABLE (editable), text, strlen (text), &tmp_pos);
 }
 
 void
@@ -3307,7 +3254,7 @@ gtk_entry_append_text (GtkEntry *entry,
   g_return_if_fail (text != NULL);
 
   tmp_pos = entry->text_length;
-  gtk_editable_insert_text (GTK_EDITABLE(entry), text, -1, &tmp_pos);
+  gtk_editable_insert_text (GTK_EDITABLE (entry), text, -1, &tmp_pos);
 }
 
 void
@@ -3320,7 +3267,7 @@ gtk_entry_prepend_text (GtkEntry *entry,
   g_return_if_fail (text != NULL);
 
   tmp_pos = 0;
-  gtk_editable_insert_text (GTK_EDITABLE(entry), text, -1, &tmp_pos);
+  gtk_editable_insert_text (GTK_EDITABLE (entry), text, -1, &tmp_pos);
 }
 
 void
@@ -3438,7 +3385,7 @@ gtk_entry_set_max_length (GtkEntry     *entry,
   g_return_if_fail (GTK_IS_ENTRY (entry));
 
   if (max > 0 && entry->text_length > max)
-    gtk_editable_delete_text (GTK_EDITABLE(entry), max, -1);
+    gtk_editable_delete_text (GTK_EDITABLE (entry), max, -1);
   
   entry->text_max_length = max;
   g_object_notify (G_OBJECT (entry), "max_length");
@@ -3544,6 +3491,8 @@ gtk_entry_set_width_chars (GtkEntry *entry,
 gint
 gtk_entry_get_width_chars (GtkEntry *entry)
 {
+  g_return_val_if_fail (GTK_IS_ENTRY (entry), 0);
+
   return entry->width_chars;
 }
 
@@ -3741,7 +3690,6 @@ static gboolean
 gtk_entry_mnemonic_activate (GtkWidget *widget,
                             gboolean   group_cycling)
 {
-  
   gtk_widget_grab_focus (widget);
   return TRUE;
 }
@@ -3779,13 +3727,10 @@ popup_position_func (GtkMenu   *menu,
                      gboolean  *push_in,
                      gpointer  user_data)
 {
-  GtkEntry *entry;
-  GtkWidget *widget;
+  GtkEntry *entry = GTK_ENTRY (user_data);
+  GtkWidget *widget = GTK_WIDGET (entry);
   GtkRequisition req;
   
-  entry = GTK_ENTRY (user_data);  
-  widget = GTK_WIDGET (entry);
-
   g_return_if_fail (GTK_WIDGET_REALIZED (entry));
 
   gdk_window_get_origin (widget->window, x, y);      
@@ -3938,9 +3883,7 @@ gtk_entry_drag_leave (GtkWidget        *widget,
                      GdkDragContext   *context,
                      guint             time)
 {
-  GtkEntry *entry;
-
-  entry = GTK_ENTRY (widget);
+  GtkEntry *entry = GTK_ENTRY (widget);
 
   entry->dnd_position = -1;
   gtk_widget_queue_draw (widget);
@@ -3953,11 +3896,9 @@ gtk_entry_drag_drop  (GtkWidget        *widget,
                      gint              y,
                      guint             time)
 {
-  GtkEntry *entry;
+  GtkEntry *entry = GTK_ENTRY (widget);
   GdkAtom target = GDK_NONE;
   
-  entry = GTK_ENTRY (widget);
-
   if (entry->editable)
     target = gtk_drag_dest_find_target (widget, context, NULL);
 
@@ -3976,14 +3917,12 @@ gtk_entry_drag_motion (GtkWidget        *widget,
                       gint              y,
                       guint             time)
 {
-  GtkEntry *entry;
+  GtkEntry *entry = GTK_ENTRY (widget);
   GtkWidget *source_widget;
   GdkDragAction suggested_action;
   gint new_position, old_position;
   gint sel1, sel2;
   
-  entry = GTK_ENTRY (widget);
-
   x -= widget->style->xthickness;
   y -= widget->style->ythickness;
   
@@ -4041,13 +3980,10 @@ gtk_entry_drag_data_received (GtkWidget        *widget,
                              guint             info,
                              guint             time)
 {
-  GtkEntry *entry;
-  GtkEditable *editable;
+  GtkEntry *entry = GTK_ENTRY (widget);
+  GtkEditable *editable = GTK_EDITABLE (widget);
   gchar *str;
 
-  entry = GTK_ENTRY (widget);
-  editable = GTK_EDITABLE (widget);
-
   str = gtk_selection_data_get_text (selection_data);
 
   if (str && entry->editable)

diff --git a/gtk/gtkwidget.c b/gtk/gtkwidget.c
index b388144123f179e366b1c0da47f6fb08294e9149..17b2922db9056cf1c484a325e9aa08579bb7a257 100644 (file)
--- a/gtk/gtkwidget.c
+++ b/gtk/gtkwidget.c
@@ -1081,9 +1081,7 @@ gtk_widget_set_property (GObject         *object,
                         const GValue    *value,
                         GParamSpec      *pspec)
 {
-  GtkWidget *widget;
-
-  widget = GTK_WIDGET (object);
+  GtkWidget *widget = GTK_WIDGET (object);
 
   switch (prop_id)
     {
@@ -1166,9 +1164,7 @@ gtk_widget_get_property (GObject         *object,
                         GValue          *value,
                         GParamSpec      *pspec)
 {
-  GtkWidget *widget;
-
-  widget = GTK_WIDGET (object);
+  GtkWidget *widget = GTK_WIDGET (object);
   
   switch (prop_id)
     {
@@ -1628,8 +1624,6 @@ gtk_widget_show (GtkWidget *widget)
 static void
 gtk_widget_real_show (GtkWidget *widget)
 {
-  g_return_if_fail (GTK_IS_WIDGET (widget));
-  
   if (!GTK_WIDGET_VISIBLE (widget))
     {
       GTK_WIDGET_SET_FLAGS (widget, GTK_VISIBLE);
@@ -1709,8 +1703,6 @@ gtk_widget_hide (GtkWidget *widget)
 static void
 gtk_widget_real_hide (GtkWidget *widget)
 {
-  g_return_if_fail (GTK_IS_WIDGET (widget));
-  
   if (GTK_WIDGET_VISIBLE (widget))
     {
       GTK_WIDGET_UNSET_FLAGS (widget, GTK_VISIBLE);
@@ -2513,8 +2505,6 @@ static void
 gtk_widget_real_size_allocate (GtkWidget     *widget,
                               GtkAllocation *allocation)
 {
-  g_return_if_fail (GTK_IS_WIDGET (widget));
-
   widget->allocation = *allocation;
   
   if (GTK_WIDGET_REALIZED (widget) &&
@@ -2845,9 +2835,6 @@ gtk_widget_real_key_press_event (GtkWidget         *widget,
 {
   gboolean handled = FALSE;
 
-  g_return_val_if_fail (GTK_IS_WIDGET (widget), handled);
-  g_return_val_if_fail (event != NULL, handled);
-
   if (!handled)
     handled = gtk_bindings_activate (GTK_OBJECT (widget),
                                     event->keyval,
@@ -2862,9 +2849,6 @@ gtk_widget_real_key_release_event (GtkWidget         *widget,
 {
   gboolean handled = FALSE;
 
-  g_return_val_if_fail (GTK_IS_WIDGET (widget), handled);
-  g_return_val_if_fail (event != NULL, handled);
-
   if (!handled)
     handled = gtk_bindings_activate (GTK_OBJECT (widget),
                                     event->keyval,
@@ -3153,7 +3137,6 @@ static void
 gtk_widget_reparent_container_child (GtkWidget *widget,
                                     gpointer   client_data)
 {
-  g_return_if_fail (GTK_IS_WIDGET (widget));
   g_return_if_fail (client_data != NULL);
   
   if (GTK_WIDGET_NO_WINDOW (widget))
@@ -3330,8 +3313,6 @@ reset_focus_recurse (GtkWidget *widget,
 static void
 gtk_widget_real_grab_focus (GtkWidget *focus_widget)
 {
-  g_return_if_fail (GTK_IS_WIDGET (focus_widget));
-  
   if (GTK_WIDGET_CAN_FOCUS (focus_widget))
     {
       GtkWidget *toplevel;
@@ -3904,6 +3885,7 @@ gtk_widget_modify_style (GtkWidget      *widget,
 {
   GtkRcStyle *old_style;
 
+  g_return_if_fail (GTK_IS_WIDGET (widget));
   g_return_if_fail (GTK_IS_RC_STYLE (style));
   
   old_style = gtk_object_get_data_by_id (GTK_OBJECT (widget),
@@ -3948,6 +3930,8 @@ gtk_widget_get_modifier_style (GtkWidget      *widget)
 {
   GtkRcStyle *rc_style;
   
+  g_return_val_if_fail (GTK_IS_WIDGET (widget), NULL);
+
   rc_style = gtk_object_get_data_by_id (GTK_OBJECT (widget),
                                        quark_rc_style);
 
@@ -4134,9 +4118,6 @@ gtk_widget_set_style_internal (GtkWidget *widget,
                               GtkStyle  *style,
                               gboolean   initial_emission)
 {
-  g_return_if_fail (GTK_IS_WIDGET (widget));
-  g_return_if_fail (style != NULL);
-
   g_object_ref (G_OBJECT (widget));
   g_object_freeze_notify (G_OBJECT (widget));
 
@@ -5333,7 +5314,7 @@ gtk_widget_pop_composite_child (void)
 void
 gtk_widget_push_colormap (GdkColormap *cmap)
 {
-  g_return_if_fail (cmap != NULL);
+  g_return_if_fail (GDK_IS_COLORMAP (cmap));
 
   colormap_stack = g_slist_prepend (colormap_stack, cmap);
 }
@@ -5363,6 +5344,8 @@ gtk_widget_pop_colormap (void)
 void
 gtk_widget_set_default_colormap (GdkColormap *colormap)
 {
+  g_return_if_fail (GDK_IS_COLORMAP (colormap));
+
   if (default_colormap != colormap)
     {
       if (default_colormap)
@@ -5566,11 +5549,8 @@ gtk_widget_dispose (GObject *object)
 static void
 gtk_widget_real_destroy (GtkObject *object)
 {
-  GtkWidget *widget;
-
-  /* gtk_object_destroy() will already hold a refcount on object
-   */
-  widget = GTK_WIDGET (object);
+  /* gtk_object_destroy() will already hold a refcount on object */
+  GtkWidget *widget = GTK_WIDGET (object);
 
   /* wipe accelerator closures (keep order) */
   g_object_set_qdata (G_OBJECT (widget), quark_accel_path, NULL);
@@ -5632,7 +5612,6 @@ gtk_widget_finalize (GObject *object)
 static void
 gtk_widget_real_map (GtkWidget *widget)
 {
-  g_return_if_fail (GTK_IS_WIDGET (widget));
   g_return_if_fail (GTK_WIDGET_REALIZED (widget) == TRUE);
   
   if (!GTK_WIDGET_MAPPED (widget))
@@ -5655,8 +5634,6 @@ gtk_widget_real_map (GtkWidget *widget)
 static void
 gtk_widget_real_unmap (GtkWidget *widget)
 {
-  g_return_if_fail (GTK_IS_WIDGET (widget));
-  
   if (GTK_WIDGET_MAPPED (widget))
     {
       GTK_WIDGET_UNSET_FLAGS (widget, GTK_MAPPED);
@@ -5677,7 +5654,6 @@ gtk_widget_real_unmap (GtkWidget *widget)
 static void
 gtk_widget_real_realize (GtkWidget *widget)
 {
-  g_return_if_fail (GTK_IS_WIDGET (widget));
   g_return_if_fail (GTK_WIDGET_NO_WINDOW (widget));
   
   GTK_WIDGET_SET_FLAGS (widget, GTK_REALIZED);
@@ -5700,8 +5676,6 @@ gtk_widget_real_realize (GtkWidget *widget)
 static void
 gtk_widget_real_unrealize (GtkWidget *widget)
 {
-  g_return_if_fail (GTK_IS_WIDGET (widget));
-
   if (GTK_WIDGET_MAPPED (widget))
     gtk_widget_real_unmap (widget);
 
@@ -5743,8 +5717,6 @@ static void
 gtk_widget_real_size_request (GtkWidget         *widget,
                              GtkRequisition    *requisition)
 {
-  g_return_if_fail (GTK_IS_WIDGET (widget));
-
   requisition->width = widget->requisition.width;
   requisition->height = widget->requisition.height;
 }
@@ -5892,8 +5864,6 @@ _gtk_widget_get_aux_info (GtkWidget *widget,
 static void
 gtk_widget_aux_info_destroy (GtkWidgetAuxInfo *aux_info)
 {
-  g_return_if_fail (aux_info != NULL);
-  
   g_mem_chunk_free (aux_info_mem_chunk, aux_info);
 }