Add content_browsertests for testing cache control flags

net/test/embedded_test_server/embedded_test_server.cc

 // Copyright (c) 2012 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 "net/test/embedded_test_server/embedded_test_server.h"
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/files/file_path.h"
@@ skipping 152 matching lines @@
   listen_socket_.reset();
   STLDeleteContainerPairSecondPointers(connections_.begin(),
                                        connections_.end());
   connections_.clear();
 }
 
 void EmbeddedTestServer::HandleRequest(HttpConnection* connection,
                                        std::unique_ptr<HttpRequest> request) {
   DCHECK(io_thread_->task_runner()->BelongsToCurrentThread());
 
+  for (const auto& monitor : request_monitors_)
+    monitor.Run(*request);
+
   std::unique_ptr<HttpResponse> response;
 
   for (const auto& handler : request_handlers_) {
     response = handler.Run(*request);
     if (response)
       break;
   }
 
   if (!response) {
     for (const auto& handler : default_request_handlers_) {
@@ skipping 94 matching lines @@
   ServeFilesFromDirectory(test_data_dir.Append(relative));
 }
 
 void EmbeddedTestServer::AddDefaultHandlers(const base::FilePath& directory) {
   RegisterDefaultHandlers(this);
   ServeFilesFromSourceDirectory(directory);
 }
 
 void EmbeddedTestServer::RegisterRequestHandler(
     const HandleRequestCallback& callback) {
-  // TODO(svaldez): Add check to prevent RegisterHandler from being called
-  // after the server has started. https://crbug.com/546060
+  // TODO(svaldez): Add check to prevent RegisterRequestHandler from being
+  // called after the server has started. https://crbug.com/546060
   request_handlers_.push_back(callback);
 }
 
+void EmbeddedTestServer::RegisterRequestMonitor(
+    const MonitorRequestCallback& callback) {
+  // TODO(svaldez): Add check to prevent RegisterRequestMonitor from being
+  // called after the server has started. https://crbug.com/546060
+  request_monitors_.push_back(callback);
+}
+
 void EmbeddedTestServer::RegisterDefaultHandler(
     const HandleRequestCallback& callback) {
-  // TODO(svaldez): Add check to prevent RegisterHandler from being called
-  // after the server has started. https://crbug.com/546060
+  // TODO(svaldez): Add check to prevent RegisterDefaultHandler from being
+  // called after the server has started. https://crbug.com/546060
   default_request_handlers_.push_back(callback);
 }
 
 std::unique_ptr<StreamSocket> EmbeddedTestServer::DoSSLUpgrade(
     std::unique_ptr<StreamSocket> connection) {
   DCHECK(io_thread_->task_runner()->BelongsToCurrentThread());
 
   return context_->CreateSSLServerSocket(std::move(connection));
 }
 
@@ skipping 136 matching lines @@
                                                    run_loop.QuitClosure())) {
     return false;
   }
   run_loop.Run();
 
   return true;
 }
 
 }  // namespace test_server
 }  // namespace net