[Devtools] Fixed cookie size from being off by 1 byte

third_party/WebKit/Source/devtools/front_end/sdk/CookieParser.js

 /*
  * Copyright (C) 2010 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 90 matching lines @@
     this._flushCookie();
     return this._cookies;
   }
 
   /**
    * @param {string|undefined} headerValue
    * @return {boolean}
    */
   _initialize(headerValue) {
     this._input = headerValue;
+    // We add a \n because the actual header will not exist without a \n at the end. The parser will add
+    // \n between each header, but will not add one at the end (because cookies are a special case header).
+    if (this._input)
+      this._input += '\n';
     if (typeof headerValue !== 'string')
       return false;
     this._cookies = [];
     this._lastCookie = null;
     this._originalInputLength = this._input.length;
     return true;
   }
 
   _flushCookie() {
     if (this._lastCookie)
@@ skipping 226 matching lines @@
   }
 };
 
 /**
  * @enum {number}
  */
 SDK.Cookie.Type = {
   Request: 0,
   Response: 1
 };