[gnome-builder] terminal: match application output icon with run button

[Christian Hergert <chergert src gnome org>]

commit 0b1d515c32333d72b3d844d0cd0c8ce0f52778a1
Author: Christian Hergert <chergert redhat com>
Date:   Tue Apr 30 13:49:31 2019 -0700

    terminal: match application output icon with run button
    
    This should be more obvious that they are linked, so use the same
    icon-name for both. (Only the default Run has a playback icon, but since
    that is the default, it should be fine).

 src/plugins/terminal/gbp-terminal-workspace-addin.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/src/plugins/terminal/gbp-terminal-workspace-addin.c 
b/src/plugins/terminal/gbp-terminal-workspace-addin.c
index 1b79f9745..896032bfe 100644
--- a/src/plugins/terminal/gbp-terminal-workspace-addin.c
+++ b/src/plugins/terminal/gbp-terminal-workspace-addin.c
@@ -224,7 +224,7 @@ on_run_manager_run (GbpTerminalWorkspaceAddin *self,
       self->run_panel = g_object_new (DZL_TYPE_DOCK_WIDGET,
                                       "child", self->run_terminal,
                                       "expand", TRUE,
-                                      "icon-name", "system-run-symbolic",
+                                      "icon-name", "media-playback-start-symbolic",
                                       "title", _("Application Output"),
                                       "visible", TRUE,
                                       NULL);