Delete old chromedriver code, and remove mongoose webserver.

chrome/test/webdriver/commands/source_command.cc

-// 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.
-
-#include "chrome/test/webdriver/commands/source_command.h"
-
-#include <string>
-
-#include "base/values.h"
-#include "chrome/test/webdriver/commands/response.h"
-#include "chrome/test/webdriver/webdriver_error.h"
-#include "chrome/test/webdriver/webdriver_session.h"
-
-namespace webdriver {
-
-// Private atom to find source code of the page.
-const char* const kSource =
-    "return new XMLSerializer().serializeToString(document);";
-
-SourceCommand::SourceCommand(const std::vector<std::string>& path_segments,
-                             const DictionaryValue* const parameters)
-    : WebDriverCommand(path_segments, parameters) {}
-
-SourceCommand::~SourceCommand() {}
-
-bool SourceCommand::DoesGet() {
-  return true;
-}
-
-void SourceCommand::ExecuteGet(Response* const response) {
-  ListValue args;
-  Value* result = NULL;
-  Error* error = session_->ExecuteScript(kSource, &args, &result);
-  if (error) {
-    response->SetError(error);
-    return;
-  }
-  response->SetValue(result);
-}
-
-}  // namespace webdriver