gtk: use better icon

The current icon looks pretty terrible rendered in Gnome.  This
switches to a transparent SVG which looks much nicer.
Signed-off-by: NAnthony Liguori <aliguori@us.ibm.com>

Makefile

@@ -289,7 +289,7 @@ pxe-e1000.rom pxe-eepro100.rom pxe-ne2k_pci.rom \
 pxe-pcnet.rom pxe-rtl8139.rom pxe-virtio.rom \
 efi-e1000.rom efi-eepro100.rom efi-ne2k_pci.rom \
 efi-pcnet.rom efi-rtl8139.rom efi-virtio.rom \
-qemu-icon.bmp \
+qemu-icon.bmp qemu_logo_no_text.svg \
 bamboo.dtb petalogix-s3adsp1800.dtb petalogix-ml605.dtb \
 multiboot.bin linuxboot.bin kvmvapic.bin \
 s390-zipl.rom \

ui/gtk.c

@@ -1469,7 +1469,7 @@ void gtk_display_init(DisplayState *ds)
 
     gtk_notebook_append_page(GTK_NOTEBOOK(s->notebook), s->drawing_area, gtk_label_new("VGA"));
 
-    filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, "qemu-icon.bmp");
+    filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, "qemu_logo_no_text.svg");
     if (filename) {
         GError *error = NULL;
         GdkPixbuf *pixbuf = gdk_pixbuf_new_from_file(filename, &error);