DevTools: migrate smallicons from resourcesPanel.css to UI.Icon

third_party/WebKit/Source/devtools/front_end/resources/resourcesPanel.css

 /*
  * Copyright (C) 2006, 2007, 2008 Apple Inc.  All rights reserved.
  * Copyright (C) 2009 Anthony Ricaud <rik@webkit.org>
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
  * 1.  Redistributions of source code must retain the above copyright
  *     notice, this list of conditions and the following disclaimer.
@@ skipping 71 matching lines @@
 
 .database-query-prompt {
     position: relative;
     padding: 1px 22px 1px 24px;
     min-height: 16px;
     white-space: pre-wrap;
     -webkit-user-modify: read-write-plaintext-only;
     -webkit-user-select: text;
 }
 
-.database-user-query::before,
-.database-query-prompt::before,
-.database-query-result::before {
+.prompt-icon {
     position: absolute;
     display: block;
-    content: "";
     left: 7px;
     top: 0.8em;
-    width: 10px;
-    height: 10px;
     margin-top: -7px;
     -webkit-user-select: none;
-    background-image: url(Images/smallIcons.png);
-    background-size: 190px 30px;
-}
-
-@media (-webkit-min-device-pixel-ratio: 1.1) {
-.database-user-query::before,
-.database-query-prompt::before,
-.database-query-result::before {
-    background-image: url(Images/smallIcons_2x.png);
-}
-} /* media */
-
-.database-query-prompt::before {
-    background-position: -20px -20px;
 }
 
 .database-user-query {
     position: relative;
     border-bottom: 1px solid rgb(245, 245, 245);
     padding: 1px 22px 1px 24px;
     min-height: 16px;
     flex-shrink: 0;
 }
 
-.database-user-query::before {
-    background-position: 0 -20px;
-}
-
 .database-query-text {
     color: rgb(0, 128, 255);
     -webkit-user-select: text;
 }
 
 .database-query-result {
     position: relative;
     padding: 1px 22px 1px 24px;
     min-height: 16px;
     margin-left: -24px;
     padding-right: 0;
 }
 
 .database-query-result.error {
     color: red;
     -webkit-user-select: text;
 }
 
-.database-query-result.error::before {
-    background-position: -20px 0;
-}
-
 .resource-sidebar-tree-item .icon {
     content: url(Images/resourcePlainIconSmall.png);
 }
 
 .resource-sidebar-tree-item.resources-type-image .icon {
     position: relative;
     background-image: url(Images/resourcePlainIcon.png);
     background-repeat: no-repeat;
     content: "";
 }
 
 .resources-type-image .image-resource-icon-preview {
     position: absolute;
     margin: auto;
     min-width: 1px;
     min-height: 1px;
     top: 2px;
     bottom: 1px;
     left: 3px;
     right: 3px;
     max-width: 8px;
     max-height: 11px;
     overflow: hidden;
 }
 
 .resources-sidebar {
     padding: 0;
 }