DevTools: Use png icon for bezier editor

third_party/WebKit/Source/devtools/front_end/elements/elementsPanel.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 615 matching lines @@
 }
 
 .styles-clipboard-only {
     display: inline-block;
     width: 0;
     opacity: 0;
     pointer-events: none;
     white-space: pre;
 }
 
-.popover-icon {
-    margin-left: 1px;
-    margin-right: 2px;
-    width: 10px;
-    height: 10px;
-    position: relative;
-    top: 1px;
-    display: inline-block;
-    line-height: 1px;
-    -webkit-user-select: none;
-}
-
-.bezier-icon {
-    background-color: #9C27B0;
-    border-radius: 2px;
-}
-
-.bezier-icon path {
-    stroke: white;
-    stroke-width: 1.5;
-    stroke-linecap: square;
-    fill: none;
-}
-
 li.child-editing .styles-clipboard-only {
     display: none;
 }
 
 li.editing .enabled-button {
     display: none !important;
 }
 
 .sidebar-separator {
     background-color: #ddd;
@@ skipping 75 matching lines @@
     position: absolute;
     right: 0;
     bottom: 0;
     visibility: hidden;
     background-color: rgba(255, 255, 255, 0.9);
 }
 
 .styles-pane:not(.is-editing-style) .styles-section.matched-styles:not(.read-only):hover .sidebar-pane-section-toolbar {
     visibility: visible;
 }