Adwaita: use -gtk-icon-shadow

The name icon-shadow has been deprecated and causes warnings.

gtk/theme/Adwaita/_common.scss

@@ -57,7 +57,7 @@ $asset_suffix: if($variant=='dark', '-dark', '');
 
   &:backdrop {
     text-shadow: none;
-    icon-shadow: none;
+    -gtk-icon-shadow: none;
     color: $backdrop_fg_color;
     background-color: $backdrop_bg_color;
   }
@@ -198,7 +198,7 @@ popover.magnifier,
   outline-color: transparentize($osd_fg_color, 0.7);
   box-shadow: none;
   text-shadow: 0 1px black;
-  icon-shadow: 0 1px black;
+  -gtk-icon-shadow: 0 1px black;
   &:backdrop { text-shadow: none; }
 }
 
@@ -468,7 +468,7 @@ button {
       @include button(undecorated);
       box-shadow: none; //FIXME respect no edge on the button mixin
       text-shadow: 0 1px black;
-      icon-shadow: 0 1px black;
+      -gtk-icon-shadow: 0 1px black;
       &:hover {
         @include button(osd-hover);
         background-clip: padding-box;
@@ -602,7 +602,7 @@ button {
     @extend %linked;
   }
 
-  .primary-toolbar & { icon-shadow: none; } // tango icons don't need shadows
+  .primary-toolbar & { -gtk-icon-shadow: none; } // tango icons don't need shadows
 
   .linked > &,
   .linked > &:hover,
@@ -723,7 +723,7 @@ toolbar.inline-toolbar toolbutton:backdrop {
   box-shadow: inset 0 1px transparentize(white,1),
               0 1px transparentize(white, 1);
   text-shadow: none;
-  icon-shadow: none;
+  -gtk-icon-shadow: none;
 }
 
 /* menu buttons */
@@ -845,28 +845,28 @@ spinbutton {
       border-color: transparentize($osd_borders_color, 0.3);
       border-radius: 0;
       box-shadow: none;
-      icon-shadow: 0 1px black;
+      -gtk-icon-shadow: 0 1px black;
       &:dir(rtl) { border-style: none solid none none; }
       &:hover {
         @include button(undecorated);
         color: $osd_fg_color;
         border-color: transparentize(opacify($osd_borders_color, 1), 0.5);
         background-color: transparentize($osd_fg_color, 0.9);
-        icon-shadow: 0 1px black;
+        -gtk-icon-shadow: 0 1px black;
         box-shadow: none;
       }
       &:backdrop {
         @include button(undecorated);
         color: $osd_fg_color;
         border-color: transparentize(opacify($osd_borders_color, 1), 0.5);
-        icon-shadow: none;
+        -gtk-icon-shadow: none;
         box-shadow: none;
       }
       &:insensitive {
         @include button(undecorated);
         color: $osd_insensitive_fg_color;
         border-color: transparentize(opacify($osd_borders_color, 1), 0.5);
-        icon-shadow: none;
+        -gtk-icon-shadow: none;
         box-shadow: none;
       }
       &:last-child { border-radius: 0 3px 3px 0; }
@@ -951,12 +951,12 @@ combobox {
   &:insensitive {
     color: $insensitive_fg_color;
     text-shadow: none;
-    icon-shadow: none;
+    -gtk-icon-shadow: none;
   }
   &:backdrop {
     color: $backdrop_fg_color;
     text-shadow: none;
-    icon-shadow: none;
+    -gtk-icon-shadow: none;
   }
   &:backdrop:insensitive {
     color: $backdrop_insensitive_color;
@@ -1226,7 +1226,7 @@ headerbar {
       .arrow {
         -gtk-icon-source: -gtk-icontheme('pan-down-symbolic');
         color: transparentize($selected_fg_color,0.5);
-        icon-shadow: none;
+        -gtk-icon-shadow: none;
       }
 
       &:backdrop { @extend .selection-menu };
@@ -1756,7 +1756,7 @@ notebook {
       padding: 0;
       border: 1px solid transparent;
       @extend %undecorated_button;
-      icon-shadow: none;
+      -gtk-icon-shadow: none;
       transition: none;
       color: transparentize($fg_color,0.7);
       &:hover {
@@ -2049,8 +2049,8 @@ switch {
     #{$w}#{$s} {
       -gtk-icon-source: -gtk-scaled(url("assets/#{$a}#{$as}#{$asset_suffix}.png"),
                                     url("assets/#{$a}#{$as}#{$asset_suffix}@2.png"));
-      icon-shadow: if(str-index($s,"backdrop"), none, 0 1px 0 $borders_edge); //no edge highlight for :backdrop
-      & button.flat { icon-shadow: none; }
+      -gtk-icon-shadow: if(str-index($s,"backdrop"), none, 0 1px 0 $borders_edge); //no edge highlight for :backdrop
+      & button.flat { -gtk-icon-shadow: none; }
     }
     @if $variant == 'light' {
       // the borders of the light variant versions of checks and radios are
@@ -2068,7 +2068,7 @@ switch {
   menu menuitem.#{$w} {
     -gtk-icon-source: -gtk-icontheme('#{$a}-symbolic');
     color: mix($fg_color, $bg_color, 60%);
-    icon-shadow: none;
+    -gtk-icon-shadow: none;
     &:active, &:checked {
       -gtk-icon-source: -gtk-icontheme('#{$a}-checked-symbolic');
     }
@@ -2083,8 +2083,8 @@ switch {
 //treeview and rows
 .view.check, .view.radio,
 row .check, row .radio {
-  icon-shadow: none;
-  &:selected, &:hover { icon-shadow: none; }
+  -gtk-icon-shadow: none;
+  &:selected, &:hover { -gtk-icon-shadow: none; }
 }
 
 //selection-mode
@@ -2097,7 +2097,7 @@ row .check, row .radio {
                   (':checked:active', '-checked-active-selectionmode'),
                   (':backdrop:checked', '-checked-backdrop-selectionmode') {
   .view.content-view.check#{$s}:not(list) {
-    icon-shadow: none;
+    -gtk-icon-shadow: none;
     -gtk-icon-source: -gtk-scaled(url("assets/checkbox#{$as}.png"),
                                     url("assets/checkbox#{$as}@2.png"));
     background-color: transparent;
@@ -2675,7 +2675,7 @@ row {
     @include button(osd);
     &.flat {
       @extend %undecorated_button;
-      icon-shadow: 0 1px black;
+      -gtk-icon-shadow: 0 1px black;
       text-shadow: 0 1px black;
       &:backdrop,
       &:insensitive,
@@ -3304,13 +3304,13 @@ headerbar button.titlebutton,
   @extend button.flat;
   @extend .image-button;
   @include _button_text_shadow;
-  &:backdrop { icon-shadow: none; }
+  &:backdrop { -gtk-icon-shadow: none; }
 }
 
 headerbar.selection-mode button.titlebutton,
 .titlebar.selection-mode button.titlebutton {
   @include _button_text_shadow(white, $selected_bg_color);
-  &:backdrop { icon-shadow: none; }
+  &:backdrop { -gtk-icon-shadow: none; }
 }
 
 
@@ -3382,7 +3382,7 @@ popover.touch-selection {
   outline-color: transparentize($osd_fg_color, 0.7);
   box-shadow: none;
   text-shadow: 0 1px black;
-  icon-shadow: 0 1px black;
+  -gtk-icon-shadow: 0 1px black;
   &:backdrop { text-shadow: none; }
   button {
     @include button(osd);
@@ -3408,7 +3408,7 @@ popover.touch-selection {
                   (':checked:active', '-checked-active'),
                   (':backdrop:checked', '-checked-backdrop') {
     .#{$w}#{$s} {
-      icon-shadow: none;
+      -gtk-icon-shadow: none;
       -gtk-icon-source: -gtk-scaled(url("assets/#{$a}#{$as}-dark.png"),
                                     url("assets/#{$a}#{$as}-dark@2.png"));
       }

gtk/theme/Adwaita/_drawing.scss

@@ -91,7 +91,7 @@
     background-clip: padding-box;
     box-shadow: none;
     text-shadow: 0 1px black;
-    icon-shadow: 0 1px black;
+    -gtk-icon-shadow: 0 1px black;
   }
   @if $t==osd-focus {
     color: $osd_text_color;
@@ -100,7 +100,7 @@
     background-clip: padding-box;
     box-shadow: entry_focus_shadow($fc);
     text-shadow: 0 1px black;
-    icon-shadow: 0 1px black;
+    -gtk-icon-shadow: 0 1px black;
   }
   @if $t==osd-insensitive {
     color: $osd_insensitive_fg_color;
@@ -109,7 +109,7 @@
     background-clip: padding-box;
     box-shadow: none;
     text-shadow: none;
-    icon-shadow: none;
+    -gtk-icon-shadow: none;
   }
   @if $t==osd-backdrop {
     color: $osd_text_color;
@@ -118,7 +118,7 @@
     background-clip: padding-box;
     box-shadow: none;
     text-shadow: none;
-    icon-shadow: none;
+    -gtk-icon-shadow: none;
   }
 }
 
@@ -166,11 +166,11 @@
 
   @if lightness($tc)<50% {
     text-shadow: 0 1px $_shadow;
-    icon-shadow: 0 1px $_shadow;
+    -gtk-icon-shadow: 0 1px $_shadow;
   }
   @else {
     text-shadow: 0 -1px $_shadow;
-    icon-shadow: 0 -1px $_shadow;
+    -gtk-icon-shadow: 0 -1px $_shadow;
   }
 }
 
@@ -253,7 +253,7 @@
                                     $insensitive_borders_color);
     background-image: linear-gradient(to bottom, $_bg);
     text-shadow: none;
-    icon-shadow: none;
+    -gtk-icon-shadow: none;
     // white with 0 alpha to avoid an ugly transition, since no color means
     // black with 0 alpha
     @include _shadows(inset 0 1px transparentize(white,1), $_button_edge);
@@ -287,7 +287,7 @@
     border-color: if($c!=$bg_color, $_bc, $backdrop_borders_color);
     background-image: linear-gradient(to bottom, $_bg);
     text-shadow: none;
-    icon-shadow: none;
+    -gtk-icon-shadow: none;
     @include _shadows(inset 0 1px transparentize(white,1),
                       $_blank_edge);
   }
@@ -318,7 +318,7 @@
     border-color: if($c!=$bg_color, $_bc, $backdrop_borders_color);
     background-image: linear-gradient(to bottom, $_bg);
     text-shadow: none;
-    icon-shadow: none;
+    -gtk-icon-shadow: none;
     // white with 0 alpha to avoid an ugly transition, since no color means
     // black with 0 alpha
     @include _shadows(inset 0 1px transparentize(white,1),
@@ -356,7 +356,7 @@
     background-clip: padding-box;
     box-shadow: inset 0 1px transparentize(white, 0.9);
     text-shadow: 0 1px black;
-    icon-shadow: 0 1px black;
+    -gtk-icon-shadow: 0 1px black;
     outline-color: transparentize($osd_fg_color, 0.7);
   }
   @else if $t==osd-hover {
@@ -372,7 +372,7 @@
     background-clip: padding-box;
     box-shadow: inset 0 1px transparentize(white, 0.9);
     text-shadow: 0 1px black;
-    icon-shadow: 0 1px black;
+    -gtk-icon-shadow: 0 1px black;
     outline-color: transparentize($osd_fg_color, 0.7);
   }
   @else if $t==osd-active {
@@ -387,7 +387,7 @@
     background-clip: padding-box;
     box-shadow: none;
     text-shadow: none;
-    icon-shadow: none;
+    -gtk-icon-shadow: none;
     outline-color: transparentize($osd_fg_color, 0.7);
   }
   @else if $t==osd-insensitive {
@@ -400,7 +400,7 @@
     background-clip: padding-box;
     box-shadow: none;
     text-shadow: none;
-    icon-shadow: none;
+    -gtk-icon-shadow: none;
   }
   @else if $t==osd-backdrop {
   //
@@ -415,7 +415,7 @@
     background-clip: padding-box;
     box-shadow: none;
     text-shadow: none;
-    icon-shadow: none;
+    -gtk-icon-shadow: none;
   }
   @else if $t==undecorated {
   //
@@ -429,7 +429,7 @@
                       $_blank_edge);
 
     text-shadow: none;
-    icon-shadow: none;
+    -gtk-icon-shadow: none;
   }
 }