[DevTools] Add sourceMap support for blackboxing

third_party/WebKit/Source/devtools/front_end/sdk/SourceMap.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 223 matching lines @@
          * @param {!WebInspector.SourceMap.Entry} mapping
          * @return {number}
          */
         function lineComparator(lineNumber, mapping)
         {
             return lineNumber - mapping.sourceLineNumber;
         }
     },
 
     /**
+     * @return {!Array<!WebInspector.SourceMap.Entry>}
+     */
+    mappings: function()
+    {
+        return this._mappings;
+    },
+
+    /**
      * @param {string} sourceURL
      * @return {!Array.<!WebInspector.SourceMap.Entry>}
      */
     _reversedMappings: function(sourceURL)
     {
         var mappings = this._reverseMappingsBySourceURL.get(sourceURL);
         if (!mappings)
             return [];
         if (!mappings._sorted) {
             mappings.sort(sourceMappingComparator);
@@ skipping 170 matching lines @@
  * @param {number=} sourceColumnNumber
  */
 WebInspector.SourceMap.Entry = function(lineNumber, columnNumber, sourceURL, sourceLineNumber, sourceColumnNumber)
 {
     this.lineNumber = lineNumber;
     this.columnNumber = columnNumber;
     this.sourceURL = sourceURL;
     this.sourceLineNumber = sourceLineNumber;
     this.sourceColumnNumber = sourceColumnNumber;
 }