Handle large avatars. http://bugs.gentoo.org/show_bug.cgi?id=265813.

diff -abBU 1 -rP twitux-0.69/src/twitux-app.c twitux-0.69-r1/src/twitux-app.c
--- twitux-0.69/src/twitux-app.c	2009-01-25 01:24:00.000000000 +0000
+++ twitux-0.69-r1/src/twitux-app.c	2009-04-12 00:15:23.000000000 +0100
@@ -68,2 +68,3 @@
 #define TYPE_TWITTER "twitter"
+#define MAX_SIZE 73
 
@@ -1472,4 +1473,20 @@
 
+	int height, width;
 	pixbuf = gdk_pixbuf_new_from_file (file, &error);
+	height = gdk_pixbuf_get_height(pixbuf);
+	width = gdk_pixbuf_get_width(pixbuf);
 
+	if (height > MAX_SIZE || width > MAX_SIZE)
+	{
+		double ratio;
+		GdkPixbuf *scaled;
+
+		ratio = width/(height*1.0);
+		if (ratio >= 1.0) /* width is bigger */
+			scaled = gdk_pixbuf_scale_simple(pixbuf, MAX_SIZE, MAX_SIZE/ratio,GDK_INTERP_BILINEAR);
+		else
+			scaled = gdk_pixbuf_scale_simple(pixbuf, MAX_SIZE*ratio, MAX_SIZE,GDK_INTERP_BILINEAR);
+		g_object_unref(pixbuf);
+		pixbuf = scaled;
+	}
 	if (!pixbuf){