[gtk+] Adwaita: use margins for entry image spacing

[Lapo Calamandrei <lapo src gnome org>]

commit bab906f83846f96b407510e42cf21c281e492451
Author: Lapo Calamandrei <calamandrei gmail com>
Date:   Sun Jul 24 19:11:27 2016 +0200

    Adwaita: use margins for entry image spacing
    
    there used to be a padding, since it was the only option in the
    past, that makes little sense now, hence use margins.

 gtk/theme/Adwaita/_common.scss           |    4 ++--
 gtk/theme/Adwaita/gtk-contained-dark.css |    6 ++----
 gtk/theme/Adwaita/gtk-contained.css      |    6 ++----
 3 files changed, 6 insertions(+), 10 deletions(-)
---
diff --git a/gtk/theme/Adwaita/_common.scss b/gtk/theme/Adwaita/_common.scss
index 1b1868a..58a320c 100644
--- a/gtk/theme/Adwaita/_common.scss
+++ b/gtk/theme/Adwaita/_common.scss
@@ -254,8 +254,8 @@ entry {
     @include entry(normal);
 
     image { // icons inside the entry
-      &.left { padding-left: 0; padding-right: 6px; }
-      &.right { padding-left: 6px; padding-right: 0; }
+      &.left { margin-right: 6px; }
+      &.right { margin-left: 6px; }
     }
 
     undershoot {
diff --git a/gtk/theme/Adwaita/gtk-contained-dark.css b/gtk/theme/Adwaita/gtk-contained-dark.css
index 2172f95..76801c7 100644
--- a/gtk/theme/Adwaita/gtk-contained-dark.css
+++ b/gtk/theme/Adwaita/gtk-contained-dark.css
@@ -171,12 +171,10 @@ entry {
   box-shadow: inset 0 0 0 1px rgba(33, 93, 156, 0); }
   spinbutton:not(.vertical) image.left,
   entry image.left {
-    padding-left: 0;
-    padding-right: 6px; }
+    margin-right: 6px; }
   spinbutton:not(.vertical) image.right,
   entry image.right {
-    padding-left: 6px;
-    padding-right: 0; }
+    margin-left: 6px; }
   spinbutton:not(.vertical) undershoot.left,
   entry undershoot.left {
     background-color: transparent;
diff --git a/gtk/theme/Adwaita/gtk-contained.css b/gtk/theme/Adwaita/gtk-contained.css
index 6aff4cf..1e71d62 100644
--- a/gtk/theme/Adwaita/gtk-contained.css
+++ b/gtk/theme/Adwaita/gtk-contained.css
@@ -171,12 +171,10 @@ entry {
   box-shadow: inset 0 0 0 1px rgba(74, 144, 217, 0); }
   spinbutton:not(.vertical) image.left,
   entry image.left {
-    padding-left: 0;
-    padding-right: 6px; }
+    margin-right: 6px; }
   spinbutton:not(.vertical) image.right,
   entry image.right {
-    padding-left: 6px;
-    padding-right: 0; }
+    margin-left: 6px; }
   spinbutton:not(.vertical) undershoot.left,
   entry undershoot.left {
     background-color: transparent;