[polari] lib: Fix FixedSizeFrame

[Florian Müllner <fmuellner src gnome org>]

commit 865489ab107a7529e3afc8cd031def96bca71d08
Author: Florian Müllner <fmuellner gnome org>
Date:   Wed Dec 23 21:32:17 2015 +0100

    lib: Fix FixedSizeFrame
    
    The non-width-for-height/for-width size request vfuncs stopped working
    with recent GTK+ versions.

 data/resources/main-window.ui     |    1 -
 src/lib/polari-fixed-size-frame.c |   24 +++++++++++++-----------
 2 files changed, 13 insertions(+), 12 deletions(-)
---
diff --git a/data/resources/main-window.ui b/data/resources/main-window.ui
index ad747c6..7b86ede 100644
--- a/data/resources/main-window.ui
+++ b/data/resources/main-window.ui
@@ -183,7 +183,6 @@
           <object class="GtkRevealer" id="room_list_revealer">
             <property name="visible">True</property>
             <property name="can_focus">False</property>
-            <property name="halign">start</property>
             <property name="hexpand">False</property>
             <property name="transition_type">slide-right</property>
             <child>
diff --git a/src/lib/polari-fixed-size-frame.c b/src/lib/polari-fixed-size-frame.c
index de6f2db..d06510d 100644
--- a/src/lib/polari-fixed-size-frame.c
+++ b/src/lib/polari-fixed-size-frame.c
@@ -137,15 +137,16 @@ polari_fixed_size_frame_get_property (GObject    *object,
 }
 
 static void
-polari_fixed_size_frame_get_preferred_width (GtkWidget *widget,
-                                                 int       *minimum_size,
-                                                 int       *natural_size)
+polari_fixed_size_frame_get_preferred_width_for_height (GtkWidget *widget,
+                                                        int        for_height,
+                                                        int       *minimum_size,
+                                                        int       *natural_size)
 {
   PolariFixedSizeFrame *self = POLARI_FIXED_SIZE_FRAME (widget);
 
   if (self->priv->width == -1)
     {
-      GTK_WIDGET_CLASS (polari_fixed_size_frame_parent_class)->get_preferred_width (widget, minimum_size, 
natural_size);
+      GTK_WIDGET_CLASS (polari_fixed_size_frame_parent_class)->get_preferred_width_for_height (widget, 
for_height, minimum_size, natural_size);
     }
   else
     {
@@ -154,9 +155,10 @@ polari_fixed_size_frame_get_preferred_width (GtkWidget *widget,
 }
 
 static void
-polari_fixed_size_frame_get_preferred_height (GtkWidget *widget,
-                                                  int       *minimum_size,
-                                                  int       *natural_size)
+polari_fixed_size_frame_get_preferred_height_for_width (GtkWidget *widget,
+                                                        int        for_width,
+                                                        int       *minimum_size,
+                                                        int       *natural_size)
 {
   PolariFixedSizeFrame *self = POLARI_FIXED_SIZE_FRAME (widget);
 
@@ -179,10 +181,10 @@ polari_fixed_size_frame_class_init (PolariFixedSizeFrameClass *klass)
 
   object_class->get_property = polari_fixed_size_frame_get_property;
   object_class->set_property = polari_fixed_size_frame_set_property;
-  widget_class->get_preferred_width =
-    polari_fixed_size_frame_get_preferred_width;
-  widget_class->get_preferred_height =
-    polari_fixed_size_frame_get_preferred_height;
+  widget_class->get_preferred_width_for_height =
+    polari_fixed_size_frame_get_preferred_width_for_height;
+  widget_class->get_preferred_height_for_width =
+    polari_fixed_size_frame_get_preferred_height_for_width;
   gtk_container_class_handle_border_width (container_class);
 
   props[PROP_WIDTH] =