Revert 88492 - In chromedriver, add /log url to get the contents of the chromedriver log

chrome/test/webdriver/webdriver_logging.h

Index: chrome/test/webdriver/webdriver_logging.h
===================================================================
--- chrome/test/webdriver/webdriver_logging.h	(revision 88495)
+++ chrome/test/webdriver/webdriver_logging.h	(working copy)
@@ -1,22 +0,0 @@
-// Copyright (c) 2011 The Chromium Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-#ifndef CHROME_TEST_WEBDRIVER_WEBDRIVER_LOGGING_H_
-#define CHROME_TEST_WEBDRIVER_WEBDRIVER_LOGGING_H_
-
-#include <string>
-
-namespace webdriver {
-
-// Initializes logging for WebDriver. All logging below the given level
-// will be discarded.
-void InitWebDriverLogging(int min_log_level);
-
-// Retrieves the current contents of the WebDriver log file.
-// Returns true on success.
-bool GetLogContents(std::string* log_contents);
-
-}  // namespace webdriver
-
-#endif  // CHROME_TEST_WEBDRIVER_WEBDRIVER_LOGGING_H_