[gnome-builder] Revert "omnibar: use symbolic warning icon"

[Alexandre Franke <afranke src gnome org>]

commit 729b280023fce0ad9cc98eca1a31970f89df9568
Author: Alexandre Franke <alexandre franke gmail com>
Date:   Sat Jul 2 23:43:25 2016 +0200

    Revert "omnibar: use symbolic warning icon"
    
    This reverts commit 326c77aa04bc792ff3ef9e0247937e9e52de16b0.
    
    It was non symbolic by design.

 libide/workbench/ide-omni-bar.ui |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/libide/workbench/ide-omni-bar.ui b/libide/workbench/ide-omni-bar.ui
index 9004764..dea94cb 100644
--- a/libide/workbench/ide-omni-bar.ui
+++ b/libide/workbench/ide-omni-bar.ui
@@ -44,7 +44,7 @@
                 </child>
                 <child>
                   <object class="GtkImage" id="build_result_diagnostics_image">
-                    <property name="icon-name">dialog-warning-symbolic</property>
+                    <property name="icon-name">dialog-warning</property>
                   </object>
                   <packing>
                     <property name="pack-type">end</property>