Make object property symbols pinnable and adjust symbol color in console.

Source/devtools/front_end/sdk/RemoteObject.js

 /*
  * Copyright (C) 2009 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 316 matching lines @@
         function remoteObjectBinder(error, properties, internalProperties)
         {
             if (error) {
                 callback(null, null);
                 return;
             }
             var result = [];
             for (var i = 0; properties && i < properties.length; ++i) {
                 var property = properties[i];
                 var propertyValue = property.value ? this._target.runtimeModel.createRemoteObject(property.value) : null;
+                var propertySymbol = property.symbol ? this._target.runtimeModel.createRemoteObject(property.symbol) : null;
                 var remoteProperty = new WebInspector.RemoteObjectProperty(property.name, propertyValue,
-                        !!property.enumerable, !!property.writable, !!property.isOwn, !!property.wasThrown);
+                        !!property.enumerable, !!property.writable, !!property.isOwn, !!property.wasThrown, propertySymbol);
 
                 if (typeof property.value === "undefined") {
                     if (property.get && property.get.type !== "undefined")
                         remoteProperty.getter = this._target.runtimeModel.createRemoteObject(property.get);
                     if (property.set && property.set.type !== "undefined")
                         remoteProperty.setter = this._target.runtimeModel.createRemoteObject(property.set);
                 }
 
                 result.push(remoteProperty);
             }
@@ skipping 365 matching lines @@
 }
 
 /**
  * @constructor
  * @param {string} name
  * @param {?WebInspector.RemoteObject} value
  * @param {boolean=} enumerable
  * @param {boolean=} writable
  * @param {boolean=} isOwn
  * @param {boolean=} wasThrown
+ * @param {?WebInspector.RemoteObject=} symbol
  */
-WebInspector.RemoteObjectProperty = function(name, value, enumerable, writable, isOwn, wasThrown)
+WebInspector.RemoteObjectProperty = function(name, value, enumerable, writable, isOwn, wasThrown, symbol)
 {
     this.name = name;
     if (value !== null)
         this.value = value;
     this.enumerable = typeof enumerable !== "undefined" ? enumerable : true;
     this.writable = typeof writable !== "undefined" ? writable : true;
     this.isOwn = !!isOwn;
     this.wasThrown = !!wasThrown;
+    if (symbol)
+        this.symbol = symbol;
 }
 
 WebInspector.RemoteObjectProperty.prototype = {
     /**
      * @return {boolean}
      */
     isAccessorProperty: function()
     {
         return !!(this.getter || this.setter);
     }
@@ skipping 218 matching lines @@
             result = functionDeclaration.apply(target, rawArgs);
         } catch (e) {
             result = null;
         }
 
         callback(result);
     },
 
     __proto__: WebInspector.RemoteObject.prototype
 }