DevTools: Implement CSS/JS documentation context menu provider for CodeMirrorTextEditor

Source/devtools/front_end/source_frame/CodeMirrorTextEditor.js

 /*
  * Copyright (C) 2012 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 937 matching lines @@
     },
 
     _contextMenu: function(event)
     {
         var contextMenu = new WebInspector.ContextMenu(event);
         var target = event.target.enclosingNodeOrSelfWithClass("CodeMirror-gutter-elt");
         if (target)
             this._delegate.populateLineGutterContextMenu(contextMenu, parseInt(target.textContent, 10) - 1);
         else
             this._delegate.populateTextAreaContextMenu(contextMenu, 0);
+        contextMenu.appendApplicableItems(this);
         contextMenu.show();
     },
 
     /**
      * @param {number} lineNumber
      * @param {boolean} disabled
      * @param {boolean} conditional
      */
     addBreakpoint: function(lineNumber, disabled, conditional)
     {
@@ skipping 1437 matching lines @@
     var backgroundColorRule = backgroundColor ? ".CodeMirror .CodeMirror-selected { background-color: " + backgroundColor + ";}" : "";
     var foregroundColor = InspectorFrontendHost.getSelectionForegroundColor();
     var foregroundColorRule = foregroundColor ? ".CodeMirror .CodeMirror-selectedtext:not(.CodeMirror-persist-highlight) { color: " + foregroundColor + "!important;}" : "";
     if (!foregroundColorRule && !backgroundColorRule)
         return;
 
     var style = document.createElement("style");
     style.textContent = backgroundColorRule + foregroundColorRule;
     document.head.appendChild(style);
 })();