[libadwaita/wip/exalm/stylesheet2: 23/103] stylesheet: Remove icon highlight hover effect

[Alexander Mikhaylenko <alexm src gnome org>]

commit a2ddec4c85bb54ddaed5a7d132c40a1c6e54e453
Author: Alexander Mikhaylenko <alexm gnome org>
Date:   Thu Apr 8 14:23:29 2021 +0500

    stylesheet: Remove icon highlight hover effect
    
    It looks weird with most icons and on buttons it was applied to the wrong
    node and didn't work anyway.

 src/stylesheet/_common.scss | 5 -----
 1 file changed, 5 deletions(-)
---
diff --git a/src/stylesheet/_common.scss b/src/stylesheet/_common.scss
index fc7a9a1..11fa3a1 100644
--- a/src/stylesheet/_common.scss
+++ b/src/stylesheet/_common.scss
@@ -437,7 +437,6 @@ $_dot_color: if($variant=='light', $selected_bg_color,
 %button,
 button {
   @at-root %button_basic, & {
-
     min-height: 24px;
     min-width: 16px;
     padding: 4px 9px;
@@ -451,7 +450,6 @@ button {
 
     &:hover {
       @include button(hover);
-      -gtk-icon-filter: brightness(1.2);
     }
 
     &.keyboard-activating,
@@ -470,7 +468,6 @@ button {
         @include button(backdrop);
 
         transition: $backdrop_transition;
-        -gtk-icon-filter: none;
 
         &:active,
         &:checked { @include button(backdrop-active); }
@@ -3954,8 +3951,6 @@ colorchooser .popover.osd { border-radius: 5px; }
 .content-view {
   background-color: darken($bg_color,7%);
 
-  &:hover { -gtk-icon-filter: brightness(1.2); }
-
   .tile {
     margin: 2px;
     background-color: if($variant=='light', transparent, black);