Reduce size of header bar icons

To conform to standard gnome sizes.

Change-Id: Ic821ce487ef1ce73bd7ea805571fe839df756ace
Tuleap: #490
diff --git a/src/ringmainwindow.cpp b/src/ringmainwindow.cpp
index 8f6dce4..d4e53d8 100644
--- a/src/ringmainwindow.cpp
+++ b/src/ringmainwindow.cpp
@@ -403,7 +403,7 @@
         selection_changed(QModelIndex(), win);
 
         /* show settings */
-        gtk_image_set_from_icon_name(GTK_IMAGE(priv->image_settings), "emblem-ok-symbolic", GTK_ICON_SIZE_LARGE_TOOLBAR);
+        gtk_image_set_from_icon_name(GTK_IMAGE(priv->image_settings), "emblem-ok-symbolic", GTK_ICON_SIZE_SMALL_TOOLBAR);
 
         gtk_widget_show(priv->hbox_settings);
 
@@ -430,7 +430,7 @@
         g_timeout_add_full(G_PRIORITY_DEFAULT, 400, (GSourceFunc)save_accounts, working, NULL);
 
         /* show calls */
-        gtk_image_set_from_icon_name(GTK_IMAGE(priv->image_settings), "emblem-system-symbolic", GTK_ICON_SIZE_LARGE_TOOLBAR);
+        gtk_image_set_from_icon_name(GTK_IMAGE(priv->image_settings), "emblem-system-symbolic", GTK_ICON_SIZE_SMALL_TOOLBAR);
 
         gtk_widget_hide(priv->hbox_settings);
 
@@ -826,7 +826,7 @@
 
     /* set menu icon */
     GdkPixbuf* image_ring = gdk_pixbuf_new_from_resource_at_scale("/cx/ring/RingGnome/ring-symbol-blue",
-                                                                  -1, 24, TRUE, &error);
+                                                                  -1, 16, TRUE, &error);
     if (image_ring == NULL) {
         g_debug("Could not load icon: %s", error->message);
         g_clear_error(&error);
@@ -840,7 +840,7 @@
     g_object_unref(builder);
 
     /* settings icon */
-    gtk_image_set_from_icon_name(GTK_IMAGE(priv->image_settings), "emblem-system-symbolic", GTK_ICON_SIZE_LARGE_TOOLBAR);
+    gtk_image_set_from_icon_name(GTK_IMAGE(priv->image_settings), "emblem-system-symbolic", GTK_ICON_SIZE_SMALL_TOOLBAR);
 
     /* connect settings button signal */
     g_signal_connect(priv->ring_settings, "clicked", G_CALLBACK(settings_clicked), win);
diff --git a/ui/ringmainwindow.ui b/ui/ringmainwindow.ui
index 72902ea..16f7c47 100644
--- a/ui/ringmainwindow.ui
+++ b/ui/ringmainwindow.ui
@@ -393,16 +393,16 @@
   <object class="GtkImage" id="image_general_settings">
     <property name="visible">True</property>
     <property name="icon-name">preferences-system-symbolic</property>
-    <property name="icon-size">3</property>
+    <property name="icon-size">2</property>
   </object>
   <object class="GtkImage" id="image_media_settings">
     <property name="visible">True</property>
     <property name="icon-name">applications-multimedia-symbolic</property>
-    <property name="icon-size">3</property>
+    <property name="icon-size">2</property>
   </object>
   <object class="GtkImage" id="image_account_settings">
     <property name="visible">True</property>
     <property name="icon-name">user-info-symbolic</property>
-    <property name="icon-size">3</property>
+    <property name="icon-size">2</property>
   </object>
 </interface>