[fractal/replace-tab-with-spaces] Replace tabs with spaces in app macro

[Daniel Garcia Moreno <danigm src gnome org>]

commit 36cdf5dec6a2c06af8dd04128d62bd727b5aca5f
Author: Daniel García Moreno <dani danigm net>
Date:   Mon Mar 11 17:46:46 2019 +0100

    Replace tabs with spaces in app macro

 fractal-gtk/src/app/mod.rs | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)
---
diff --git a/fractal-gtk/src/app/mod.rs b/fractal-gtk/src/app/mod.rs
index d77175ee..34ffaff4 100644
--- a/fractal-gtk/src/app/mod.rs
+++ b/fractal-gtk/src/app/mod.rs
@@ -26,16 +26,16 @@ static mut OP: Option<SyncWeak<Mutex<AppOp>>> = None;
 #[macro_export]
 macro_rules! APPOP {
     ($fn: ident, ($($x:ident),*) ) => {{
-       let ctx = glib::MainContext::default();
-       ctx.invoke(move || {
-           $( let $x = $x.clone(); )*
-               if let Some(op) = App::get_op() {
-                   op.lock().unwrap().$fn($($x),*);
-               }
-       });
+        let ctx = glib::MainContext::default();
+        ctx.invoke(move || {
+            $( let $x = $x.clone(); )*
+            if let Some(op) = App::get_op() {
+                op.lock().unwrap().$fn($($x),*);
+            }
+        });
     }};
     ($fn: ident) => {{
-       APPOP!($fn, ( ) );
+        APPOP!($fn, ( ) );
     }}
 }