Add content/browser/loader/ for resource loading related classes.

content/browser/renderer_host/resource_dispatcher_host_unittest.cc

Index: content/browser/renderer_host/resource_dispatcher_host_unittest.cc
===================================================================
--- content/browser/renderer_host/resource_dispatcher_host_unittest.cc	(revision 171168)
+++ content/browser/renderer_host/resource_dispatcher_host_unittest.cc	(working copy)
@@ -1,1958 +0,0 @@
-// 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 "content/browser/renderer_host/resource_dispatcher_host_impl.h"
-
-#include <vector>
-
-#include "base/bind.h"
-#include "base/file_path.h"
-#include "base/memory/scoped_vector.h"
-#include "base/message_loop.h"
-#include "base/process_util.h"
-#include "base/string_number_conversions.h"
-#include "base/string_split.h"
-#include "content/browser/browser_thread_impl.h"
-#include "content/browser/child_process_security_policy_impl.h"
-#include "content/browser/renderer_host/resource_dispatcher_host_impl.h"
-#include "content/browser/renderer_host/resource_message_filter.h"
-#include "content/common/child_process_host_impl.h"
-#include "content/common/resource_messages.h"
-#include "content/common/view_messages.h"
-#include "content/public/browser/global_request_id.h"
-#include "content/public/browser/resource_context.h"
-#include "content/public/browser/resource_dispatcher_host_delegate.h"
-#include "content/public/browser/resource_throttle.h"
-#include "content/public/common/resource_response.h"
-#include "content/public/test/test_browser_context.h"
-#include "content/test/test_content_browser_client.h"
-#include "net/base/net_errors.h"
-#include "net/base/upload_data.h"
-#include "net/http/http_util.h"
-#include "net/url_request/url_request.h"
-#include "net/url_request/url_request_context.h"
-#include "net/url_request/url_request_job.h"
-#include "net/url_request/url_request_simple_job.h"
-#include "net/url_request/url_request_test_job.h"
-#include "testing/gtest/include/gtest/gtest.h"
-#include "webkit/appcache/appcache_interfaces.h"
-
-// TODO(eroman): Write unit tests for SafeBrowsing that exercise
-//               SafeBrowsingResourceHandler.
-
-namespace content {
-
-namespace {
-
-// Returns the resource response header structure for this request.
-void GetResponseHead(const std::vector<IPC::Message>& messages,
-                     ResourceResponseHead* response_head) {
-  ASSERT_GE(messages.size(), 2U);
-
-  // The first messages should be received response.
-  ASSERT_EQ(ResourceMsg_ReceivedResponse::ID, messages[0].type());
-
-  PickleIterator iter(messages[0]);
-  int request_id;
-  ASSERT_TRUE(IPC::ReadParam(&messages[0], &iter, &request_id));
-  ASSERT_TRUE(IPC::ReadParam(&messages[0], &iter, response_head));
-}
-
-void GenerateIPCMessage(
-    scoped_refptr<ResourceMessageFilter> filter,
-    scoped_ptr<IPC::Message> message) {
-  bool msg_is_ok;
-  ResourceDispatcherHostImpl::Get()->OnMessageReceived(
-      *message, filter.get(), &msg_is_ok);
-}
-
-}  // namespace
-
-static int RequestIDForMessage(const IPC::Message& msg) {
-  int request_id = -1;
-  switch (msg.type()) {
-    case ResourceMsg_UploadProgress::ID:
-    case ResourceMsg_ReceivedResponse::ID:
-    case ResourceMsg_ReceivedRedirect::ID:
-    case ResourceMsg_SetDataBuffer::ID:
-    case ResourceMsg_DataReceived::ID:
-    case ResourceMsg_RequestComplete::ID:
-      request_id = IPC::MessageIterator(msg).NextInt();
-      break;
-  }
-  return request_id;
-}
-
-static ResourceHostMsg_Request CreateResourceRequest(
-    const char* method,
-    ResourceType::Type type,
-    const GURL& url) {
-  ResourceHostMsg_Request request;
-  request.method = std::string(method);
-  request.url = url;
-  request.first_party_for_cookies = url;  // bypass third-party cookie blocking
-  request.referrer_policy = WebKit::WebReferrerPolicyDefault;
-  request.load_flags = 0;
-  request.origin_pid = 0;
-  request.resource_type = type;
-  request.request_context = 0;
-  request.appcache_host_id = appcache::kNoHostId;
-  request.download_to_file = false;
-  request.is_main_frame = true;
-  request.frame_id = 0;
-  request.parent_is_main_frame = false;
-  request.parent_frame_id = -1;
-  request.transition_type = PAGE_TRANSITION_LINK;
-  request.allow_download = true;
-  return request;
-}
-
-// Spin up the message loop to kick off the request.
-static void KickOffRequest() {
-  MessageLoop::current()->RunUntilIdle();
-}
-
-// We may want to move this to a shared space if it is useful for something else
-class ResourceIPCAccumulator {
- public:
-  void AddMessage(const IPC::Message& msg) {
-    messages_.push_back(msg);
-  }
-
-  // This groups the messages by their request ID. The groups will be in order
-  // that the first message for each request ID was received, and the messages
-  // within the groups will be in the order that they appeared.
-  // Note that this clears messages_.
-  typedef std::vector< std::vector<IPC::Message> > ClassifiedMessages;
-  void GetClassifiedMessages(ClassifiedMessages* msgs);
-
- private:
-  std::vector<IPC::Message> messages_;
-};
-
-// This is very inefficient as a result of repeatedly extracting the ID, use
-// only for tests!
-void ResourceIPCAccumulator::GetClassifiedMessages(ClassifiedMessages* msgs) {
-  while (!messages_.empty()) {
-    // Ignore unknown message types as it is valid for code to generated other
-    // IPCs as side-effects that we are not testing here.
-    int cur_id = RequestIDForMessage(messages_[0]);
-    if (cur_id != -1) {
-      std::vector<IPC::Message> cur_requests;
-      cur_requests.push_back(messages_[0]);
-      // find all other messages with this ID
-      for (int i = 1; i < static_cast<int>(messages_.size()); i++) {
-        int id = RequestIDForMessage(messages_[i]);
-        if (id == cur_id) {
-          cur_requests.push_back(messages_[i]);
-          messages_.erase(messages_.begin() + i);
-          i--;
-        }
-      }
-      msgs->push_back(cur_requests);
-    }
-    messages_.erase(messages_.begin());
-  }
-}
-
-class MockURLRequestContextSelector
-    : public ResourceMessageFilter::URLRequestContextSelector {
- public:
-  explicit MockURLRequestContextSelector(
-      net::URLRequestContext* request_context)
-      : request_context_(request_context) {}
-
-  virtual net::URLRequestContext* GetRequestContext(
-      ResourceType::Type request_type) {
-    return request_context_;
-  }
-
- private:
-  net::URLRequestContext* const request_context_;
-};
-
-// This class forwards the incoming messages to the ResourceDispatcherHostTest.
-// This is used to emulate different sub-processes, since this filter will
-// have a different ID than the original. For the test, we want all the incoming
-// messages to go to the same place, which is why this forwards.
-class ForwardingFilter : public ResourceMessageFilter {
- public:
-  explicit ForwardingFilter(IPC::Sender* dest,
-                            ResourceContext* resource_context)
-    : ResourceMessageFilter(
-        ChildProcessHostImpl::GenerateChildProcessUniqueId(),
-        PROCESS_TYPE_RENDERER,
-        resource_context, NULL, NULL,
-        new MockURLRequestContextSelector(
-            resource_context->GetRequestContext())),
-      dest_(dest) {
-    OnChannelConnected(base::GetCurrentProcId());
-  }
-
-  // ResourceMessageFilter override
-  virtual bool Send(IPC::Message* msg) {
-    if (!dest_)
-      return false;
-    return dest_->Send(msg);
-  }
-
- protected:
-  virtual ~ForwardingFilter() {}
-
- private:
-  IPC::Sender* dest_;
-
-  DISALLOW_COPY_AND_ASSIGN(ForwardingFilter);
-};
-
-// This class is a variation on URLRequestTestJob in that it does
-// not complete start upon entry, only when specifically told to.
-class URLRequestTestDelayedStartJob : public net::URLRequestTestJob {
- public:
-  URLRequestTestDelayedStartJob(net::URLRequest* request,
-                                net::NetworkDelegate* network_delegate)
-      : net::URLRequestTestJob(request, network_delegate) {
-    Init();
-  }
-  URLRequestTestDelayedStartJob(net::URLRequest* request,
-                                net::NetworkDelegate* network_delegate,
-                                bool auto_advance)
-      : net::URLRequestTestJob(request, network_delegate, auto_advance) {
-    Init();
-  }
-  URLRequestTestDelayedStartJob(net::URLRequest* request,
-                                net::NetworkDelegate* network_delegate,
-                                const std::string& response_headers,
-                                const std::string& response_data,
-                                bool auto_advance)
-      : net::URLRequestTestJob(request,
-                               network_delegate,
-                               response_headers,
-                               response_data,
-                               auto_advance) {
-    Init();
-  }
-
-  // Do nothing until you're told to.
-  virtual void Start() {}
-
-  // Finish starting a URL request whose job is an instance of
-  // URLRequestTestDelayedStartJob.  It is illegal to call this routine
-  // with a URLRequest that does not use URLRequestTestDelayedStartJob.
-  static void CompleteStart(net::URLRequest* request) {
-    for (URLRequestTestDelayedStartJob* job = list_head_;
-         job;
-         job = job->next_) {
-      if (job->request() == request) {
-        job->net::URLRequestTestJob::Start();
-        return;
-      }
-    }
-    NOTREACHED();
-  }
-
-  static bool DelayedStartQueueEmpty() {
-    return !list_head_;
-  }
-
-  static void ClearQueue() {
-    if (list_head_) {
-      LOG(ERROR)
-          << "Unreleased entries on URLRequestTestDelayedStartJob delay queue"
-          << "; may result in leaks.";
-      list_head_ = NULL;
-    }
-  }
-
- protected:
-  virtual ~URLRequestTestDelayedStartJob() {
-    for (URLRequestTestDelayedStartJob** job = &list_head_; *job;
-         job = &(*job)->next_) {
-      if (*job == this) {
-        *job = (*job)->next_;
-        return;
-      }
-    }
-    NOTREACHED();
-  }
-
- private:
-  void Init() {
-    next_ = list_head_;
-    list_head_ = this;
-  }
-
-  static URLRequestTestDelayedStartJob* list_head_;
-  URLRequestTestDelayedStartJob* next_;
-};
-
-URLRequestTestDelayedStartJob*
-URLRequestTestDelayedStartJob::list_head_ = NULL;
-
-// This class is a variation on URLRequestTestJob in that it
-// returns IO_pending errors before every read, not just the first one.
-class URLRequestTestDelayedCompletionJob : public net::URLRequestTestJob {
- public:
-  URLRequestTestDelayedCompletionJob(net::URLRequest* request,
-                                     net::NetworkDelegate* network_delegate)
-      : net::URLRequestTestJob(request, network_delegate) {}
-  URLRequestTestDelayedCompletionJob(net::URLRequest* request,
-                                     net::NetworkDelegate* network_delegate,
-                                     bool auto_advance)
-      : net::URLRequestTestJob(request, network_delegate, auto_advance) {}
-  URLRequestTestDelayedCompletionJob(net::URLRequest* request,
-                                     net::NetworkDelegate* network_delegate,
-                                     const std::string& response_headers,
-                                     const std::string& response_data,
-                                     bool auto_advance)
-      : net::URLRequestTestJob(request,
-                               network_delegate,
-                               response_headers,
-                               response_data,
-                               auto_advance) {}
-
- protected:
-  ~URLRequestTestDelayedCompletionJob() {}
-
- private:
-  virtual bool NextReadAsync() OVERRIDE { return true; }
-};
-
-class URLRequestBigJob : public net::URLRequestSimpleJob {
- public:
-  URLRequestBigJob(net::URLRequest* request,
-                   net::NetworkDelegate* network_delegate)
-      : net::URLRequestSimpleJob(request, network_delegate) {
-  }
-
-  virtual int GetData(std::string* mime_type,
-                      std::string* charset,
-                      std::string* data,
-                      const net::CompletionCallback& callback) const OVERRIDE {
-    *mime_type = "text/plain";
-    *charset = "UTF-8";
-
-    std::string text;
-    int count;
-    if (!ParseURL(request_->url(), &text, &count))
-      return net::ERR_INVALID_URL;
-
-    data->reserve(text.size() * count);
-    for (int i = 0; i < count; ++i)
-      data->append(text);
-
-    return net::OK;
-  }
-
- private:
-  virtual ~URLRequestBigJob() {}
-
-  // big-job:substring,N
-  static bool ParseURL(const GURL& url, std::string* text, int* count) {
-    std::vector<std::string> parts;
-    base::SplitString(url.path(), ',', &parts);
-
-    if (parts.size() != 2)
-      return false;
-
-    *text = parts[0];
-    return base::StringToInt(parts[1], count);
-  }
-};
-
-// Associated with an URLRequest to determine if the URLRequest gets deleted.
-class TestUserData : public base::SupportsUserData::Data {
- public:
-  explicit TestUserData(bool* was_deleted)
-      : was_deleted_(was_deleted) {
-  }
-
-  ~TestUserData() {
-    *was_deleted_ = true;
-  }
-
- private:
-  bool* was_deleted_;
-};
-
-class TransfersAllNavigationsContentBrowserClient
-    : public TestContentBrowserClient {
- public:
-  virtual bool ShouldSwapProcessesForRedirect(ResourceContext* resource_context,
-                                              const GURL& current_url,
-                                              const GURL& new_url) {
-    return true;
-  }
-};
-
-enum GenericResourceThrottleFlags {
-  NONE                      = 0,
-  DEFER_STARTING_REQUEST    = 1 << 0,
-  DEFER_PROCESSING_RESPONSE = 1 << 1,
-  CANCEL_BEFORE_START       = 1 << 2
-};
-
-// Throttle that tracks the current throttle blocking a request.  Only one
-// can throttle any request at a time.
-class GenericResourceThrottle : public ResourceThrottle {
- public:
-  // The value is used to indicate that the throttle should not provide
-  // a error code when cancelling a request. net::OK is used, because this
-  // is not an error code.
-  static const int USE_DEFAULT_CANCEL_ERROR_CODE = net::OK;
-
-  GenericResourceThrottle(int flags, int code)
-      : flags_(flags),
-        error_code_for_cancellation_(code) {
-  }
-
-  virtual ~GenericResourceThrottle() {
-    if (active_throttle_ == this)
-      active_throttle_ = NULL;
-  }
-
-  // ResourceThrottle implementation:
-  virtual void WillStartRequest(bool* defer) OVERRIDE {
-    ASSERT_EQ(NULL, active_throttle_);
-    if (flags_ & DEFER_STARTING_REQUEST) {
-      active_throttle_ = this;
-      *defer = true;
-    }
-
-    if (flags_ & CANCEL_BEFORE_START) {
-      if (error_code_for_cancellation_ == USE_DEFAULT_CANCEL_ERROR_CODE) {
-        controller()->Cancel();
-      } else {
-        controller()->CancelWithError(error_code_for_cancellation_);
-      }
-    }
-  }
-
-  virtual void WillProcessResponse(bool* defer) OVERRIDE {
-    ASSERT_EQ(NULL, active_throttle_);
-    if (flags_ & DEFER_PROCESSING_RESPONSE) {
-      active_throttle_ = this;
-      *defer = true;
-    }
-  }
-
-  void Resume() {
-    ASSERT_TRUE(this == active_throttle_);
-    active_throttle_ = NULL;
-    controller()->Resume();
-  }
-
-  static GenericResourceThrottle* active_throttle() {
-    return active_throttle_;
-  }
-
- private:
-  int flags_;  // bit-wise union of GenericResourceThrottleFlags.
-  int error_code_for_cancellation_;
-
-  // The currently active throttle, if any.
-  static GenericResourceThrottle* active_throttle_;
-};
-// static
-GenericResourceThrottle* GenericResourceThrottle::active_throttle_ = NULL;
-
-class TestResourceDispatcherHostDelegate
-    : public ResourceDispatcherHostDelegate {
- public:
-  TestResourceDispatcherHostDelegate()
-      : create_two_throttles_(false),
-        flags_(NONE),
-        error_code_for_cancellation_(
-            GenericResourceThrottle::USE_DEFAULT_CANCEL_ERROR_CODE) {
-  }
-
-  void set_url_request_user_data(base::SupportsUserData::Data* user_data) {
-    user_data_.reset(user_data);
-  }
-
-  void set_flags(int value) {
-    flags_ = value;
-  }
-
-  void set_error_code_for_cancellation(int code) {
-    error_code_for_cancellation_ = code;
-  }
-
-  void set_create_two_throttles(bool create_two_throttles) {
-    create_two_throttles_ = create_two_throttles;
-  }
-
-  // ResourceDispatcherHostDelegate implementation:
-
-  virtual void RequestBeginning(
-      net::URLRequest* request,
-      ResourceContext* resource_context,
-      appcache::AppCacheService* appcache_service,
-      ResourceType::Type resource_type,
-      int child_id,
-      int route_id,
-      bool is_continuation_of_transferred_request,
-      ScopedVector<ResourceThrottle>* throttles) OVERRIDE {
-    if (user_data_.get()) {
-      const void* key = user_data_.get();
-      request->SetUserData(key, user_data_.release());
-    }
-
-    if (flags_ != NONE) {
-      throttles->push_back(new GenericResourceThrottle(
-          flags_, error_code_for_cancellation_));
-      if (create_two_throttles_)
-        throttles->push_back(new GenericResourceThrottle(
-            flags_, error_code_for_cancellation_));
-    }
-  }
-
- private:
-  bool create_two_throttles_;
-  int flags_;
-  int error_code_for_cancellation_;
-  scoped_ptr<base::SupportsUserData::Data> user_data_;
-};
-
-class ResourceDispatcherHostTest : public testing::Test,
-                                   public IPC::Sender {
- public:
-  ResourceDispatcherHostTest()
-      : ui_thread_(BrowserThread::UI, &message_loop_),
-        file_thread_(BrowserThread::FILE_USER_BLOCKING, &message_loop_),
-        cache_thread_(BrowserThread::CACHE, &message_loop_),
-        io_thread_(BrowserThread::IO, &message_loop_),
-        old_factory_(NULL),
-        resource_type_(ResourceType::SUB_RESOURCE),
-        send_data_received_acks_(false) {
-    browser_context_.reset(new TestBrowserContext());
-    BrowserContext::EnsureResourceContextInitialized(browser_context_.get());
-    message_loop_.RunUntilIdle();
-    filter_ = new ForwardingFilter(
-        this, browser_context_->GetResourceContext());
-  }
-  // IPC::Sender implementation
-  virtual bool Send(IPC::Message* msg) {
-    accum_.AddMessage(*msg);
-
-    if (send_data_received_acks_ &&
-        msg->type() == ResourceMsg_DataReceived::ID) {
-      GenerateDataReceivedACK(*msg);
-    }
-
-    delete msg;
-    return true;
-  }
-
- protected:
-  // testing::Test
-  virtual void SetUp() {
-    DCHECK(!test_fixture_);
-    test_fixture_ = this;
-    ChildProcessSecurityPolicyImpl::GetInstance()->Add(0);
-    net::URLRequest::Deprecated::RegisterProtocolFactory(
-        "test",
-        &ResourceDispatcherHostTest::Factory);
-    EnsureTestSchemeIsAllowed();
-    delay_start_ = false;
-    delay_complete_ = false;
-    url_request_jobs_created_count_ = 0;
-  }
-
-  virtual void TearDown() {
-    net::URLRequest::Deprecated::RegisterProtocolFactory("test", NULL);
-    if (!scheme_.empty())
-      net::URLRequest::Deprecated::RegisterProtocolFactory(
-          scheme_, old_factory_);
-
-    EXPECT_TRUE(URLRequestTestDelayedStartJob::DelayedStartQueueEmpty());
-    URLRequestTestDelayedStartJob::ClearQueue();
-
-    DCHECK(test_fixture_ == this);
-    test_fixture_ = NULL;
-
-    host_.Shutdown();
-
-    ChildProcessSecurityPolicyImpl::GetInstance()->Remove(0);
-
-    // Flush the message loop to make application verifiers happy.
-    if (ResourceDispatcherHostImpl::Get())
-      ResourceDispatcherHostImpl::Get()->CancelRequestsForContext(
-          browser_context_->GetResourceContext());
-    browser_context_.reset();
-    message_loop_.RunUntilIdle();
-  }
-
-  // Creates a request using the current test object as the filter.
-  void MakeTestRequest(int render_view_id,
-                       int request_id,
-                       const GURL& url);
-
-  // Generates a request using the given filter. This will probably be a
-  // ForwardingFilter.
-  void MakeTestRequest(ResourceMessageFilter* filter,
-                       int render_view_id,
-                       int request_id,
-                       const GURL& url);
-
-  void CancelRequest(int request_id);
-
-  void CompleteStartRequest(int request_id);
-  void CompleteStartRequest(ResourceMessageFilter* filter, int request_id);
-
-  void EnsureSchemeIsAllowed(const std::string& scheme) {
-    ChildProcessSecurityPolicyImpl* policy =
-        ChildProcessSecurityPolicyImpl::GetInstance();
-    if (!policy->IsWebSafeScheme(scheme))
-      policy->RegisterWebSafeScheme(scheme);
-  }
-
-  void EnsureTestSchemeIsAllowed() {
-    EnsureSchemeIsAllowed("test");
-  }
-
-  // Sets a particular response for any request from now on. To switch back to
-  // the default bahavior, pass an empty |headers|. |headers| should be raw-
-  // formatted (NULLs instead of EOLs).
-  void SetResponse(const std::string& headers, const std::string& data) {
-    response_headers_ = net::HttpUtil::AssembleRawHeaders(headers.data(),
-                                                          headers.size());
-    response_data_ = data;
-  }
-  void SetResponse(const std::string& headers) {
-    SetResponse(headers, std::string());
-  }
-
-  // Sets a particular resource type for any request from now on.
-  void SetResourceType(ResourceType::Type type) {
-    resource_type_ = type;
-  }
-
-  void SendDataReceivedACKs(bool send_acks) {
-    send_data_received_acks_ = send_acks;
-  }
-
-  // Intercepts requests for the given protocol.
-  void HandleScheme(const std::string& scheme) {
-    DCHECK(scheme_.empty());
-    DCHECK(!old_factory_);
-    scheme_ = scheme;
-    old_factory_ = net::URLRequest::Deprecated::RegisterProtocolFactory(
-        scheme_, &ResourceDispatcherHostTest::Factory);
-    EnsureSchemeIsAllowed(scheme);
-  }
-
-  // Our own net::URLRequestJob factory.
-  static net::URLRequestJob* Factory(net::URLRequest* request,
-                                     net::NetworkDelegate* network_delegate,
-                                     const std::string& scheme) {
-    url_request_jobs_created_count_++;
-    if (test_fixture_->response_headers_.empty()) {
-      if (delay_start_) {
-        return new URLRequestTestDelayedStartJob(request, network_delegate);
-      } else if (delay_complete_) {
-        return new URLRequestTestDelayedCompletionJob(request,
-                                                      network_delegate);
-      } else if (scheme == "big-job") {
-        return new URLRequestBigJob(request, network_delegate);
-      } else {
-        return new net::URLRequestTestJob(request, network_delegate);
-      }
-    } else {
-      if (delay_start_) {
-        return new URLRequestTestDelayedStartJob(
-            request, network_delegate,
-            test_fixture_->response_headers_, test_fixture_->response_data_,
-            false);
-      } else if (delay_complete_) {
-        return new URLRequestTestDelayedCompletionJob(
-            request, network_delegate,
-            test_fixture_->response_headers_, test_fixture_->response_data_,
-            false);
-      } else {
-        return new net::URLRequestTestJob(
-            request, network_delegate,
-            test_fixture_->response_headers_, test_fixture_->response_data_,
-            false);
-      }
-    }
-  }
-
-  void SetDelayedStartJobGeneration(bool delay_job_start) {
-    delay_start_ = delay_job_start;
-  }
-
-  void SetDelayedCompleteJobGeneration(bool delay_job_complete) {
-    delay_complete_ = delay_job_complete;
-  }
-
-  void GenerateDataReceivedACK(const IPC::Message& msg) {
-    EXPECT_EQ(ResourceMsg_DataReceived::ID, msg.type());
-
-    int request_id = IPC::MessageIterator(msg).NextInt();
-    scoped_ptr<IPC::Message> ack(
-        new ResourceHostMsg_DataReceived_ACK(msg.routing_id(), request_id));
-
-    MessageLoop::current()->PostTask(
-        FROM_HERE,
-        base::Bind(&GenerateIPCMessage, filter_, base::Passed(&ack)));
-  }
-
-  MessageLoopForIO message_loop_;
-  BrowserThreadImpl ui_thread_;
-  BrowserThreadImpl file_thread_;
-  BrowserThreadImpl cache_thread_;
-  BrowserThreadImpl io_thread_;
-  scoped_ptr<TestBrowserContext> browser_context_;
-  scoped_refptr<ForwardingFilter> filter_;
-  ResourceDispatcherHostImpl host_;
-  ResourceIPCAccumulator accum_;
-  std::string response_headers_;
-  std::string response_data_;
-  std::string scheme_;
-  net::URLRequest::ProtocolFactory* old_factory_;
-  ResourceType::Type resource_type_;
-  bool send_data_received_acks_;
-  static ResourceDispatcherHostTest* test_fixture_;
-  static bool delay_start_;
-  static bool delay_complete_;
-  static int url_request_jobs_created_count_;
-};
-// Static.
-ResourceDispatcherHostTest* ResourceDispatcherHostTest::test_fixture_ = NULL;
-bool ResourceDispatcherHostTest::delay_start_ = false;
-bool ResourceDispatcherHostTest::delay_complete_ = false;
-int ResourceDispatcherHostTest::url_request_jobs_created_count_ = 0;
-
-void ResourceDispatcherHostTest::MakeTestRequest(int render_view_id,
-                                                 int request_id,
-                                                 const GURL& url) {
-  MakeTestRequest(filter_.get(), render_view_id, request_id, url);
-}
-
-void ResourceDispatcherHostTest::MakeTestRequest(
-    ResourceMessageFilter* filter,
-    int render_view_id,
-    int request_id,
-    const GURL& url) {
-  ResourceHostMsg_Request request =
-      CreateResourceRequest("GET", resource_type_, url);
-  ResourceHostMsg_RequestResource msg(render_view_id, request_id, request);
-  bool msg_was_ok;
-  host_.OnMessageReceived(msg, filter, &msg_was_ok);
-  KickOffRequest();
-}
-
-void ResourceDispatcherHostTest::CancelRequest(int request_id) {
-  host_.CancelRequest(filter_->child_id(), request_id, false);
-}
-
-void ResourceDispatcherHostTest::CompleteStartRequest(int request_id) {
-  CompleteStartRequest(filter_, request_id);
-}
-
-void ResourceDispatcherHostTest::CompleteStartRequest(
-    ResourceMessageFilter* filter,
-    int request_id) {
-  GlobalRequestID gid(filter->child_id(), request_id);
-  net::URLRequest* req = host_.GetURLRequest(gid);
-  EXPECT_TRUE(req);
-  if (req)
-    URLRequestTestDelayedStartJob::CompleteStart(req);
-}
-
-void CheckSuccessfulRequest(const std::vector<IPC::Message>& messages,
-                            const std::string& reference_data) {
-  // A successful request will have received 4 messages:
-  //     ReceivedResponse    (indicates headers received)
-  //     SetDataBuffer       (contains shared memory handle)
-  //     DataReceived        (data offset and length into shared memory)
-  //     RequestComplete     (request is done)
-  //
-  // This function verifies that we received 4 messages and that they
-  // are appropriate.
-  ASSERT_EQ(4U, messages.size());
-
-  // The first messages should be received response
-  ASSERT_EQ(ResourceMsg_ReceivedResponse::ID, messages[0].type());
-
-  ASSERT_EQ(ResourceMsg_SetDataBuffer::ID, messages[1].type());
-
-  PickleIterator iter(messages[1]);
-  int request_id;
-  ASSERT_TRUE(IPC::ReadParam(&messages[1], &iter, &request_id));
-  base::SharedMemoryHandle shm_handle;
-  ASSERT_TRUE(IPC::ReadParam(&messages[1], &iter, &shm_handle));
-  int shm_size;
-  ASSERT_TRUE(IPC::ReadParam(&messages[1], &iter, &shm_size));
-
-  // Followed by the data, currently we only do the data in one chunk, but
-  // should probably test multiple chunks later
-  ASSERT_EQ(ResourceMsg_DataReceived::ID, messages[2].type());
-
-  PickleIterator iter2(messages[2]);
-  ASSERT_TRUE(IPC::ReadParam(&messages[2], &iter2, &request_id));
-  int data_offset;
-  ASSERT_TRUE(IPC::ReadParam(&messages[2], &iter2, &data_offset));
-  int data_length;
-  ASSERT_TRUE(IPC::ReadParam(&messages[2], &iter2, &data_length));
-
-  ASSERT_EQ(reference_data.size(), static_cast<size_t>(data_length));
-  ASSERT_GE(shm_size, data_length);
-
-  base::SharedMemory shared_mem(shm_handle, true);  // read only
-  shared_mem.Map(data_length);
-  const char* data = static_cast<char*>(shared_mem.memory()) + data_offset;
-  ASSERT_EQ(0, memcmp(reference_data.c_str(), data, data_length));
-
-  // The last message should be all data received.
-  ASSERT_EQ(ResourceMsg_RequestComplete::ID, messages[3].type());
-}
-
-// Tests whether many messages get dispatched properly.
-TEST_F(ResourceDispatcherHostTest, TestMany) {
-  EXPECT_EQ(0, host_.GetOutstandingRequestsMemoryCost(0));
-
-  MakeTestRequest(0, 1, net::URLRequestTestJob::test_url_1());
-  MakeTestRequest(0, 2, net::URLRequestTestJob::test_url_2());
-  MakeTestRequest(0, 3, net::URLRequestTestJob::test_url_3());
-
-  // flush all the pending requests
-  while (net::URLRequestTestJob::ProcessOnePendingMessage()) {}
-
-  EXPECT_EQ(0, host_.GetOutstandingRequestsMemoryCost(0));
-
-  // sorts out all the messages we saw by request
-  ResourceIPCAccumulator::ClassifiedMessages msgs;
-  accum_.GetClassifiedMessages(&msgs);
-
-  // there are three requests, so we should have gotten them classified as such
-  ASSERT_EQ(3U, msgs.size());
-
-  CheckSuccessfulRequest(msgs[0], net::URLRequestTestJob::test_data_1());
-  CheckSuccessfulRequest(msgs[1], net::URLRequestTestJob::test_data_2());
-  CheckSuccessfulRequest(msgs[2], net::URLRequestTestJob::test_data_3());
-}
-
-void CheckCancelledRequestCompleteMessage(const IPC::Message& message) {
-  ASSERT_EQ(ResourceMsg_RequestComplete::ID, message.type());
-
-  int request_id;
-  int error_code;
-
-  PickleIterator iter(message);
-  ASSERT_TRUE(IPC::ReadParam(&message, &iter, &request_id));
-  ASSERT_TRUE(IPC::ReadParam(&message, &iter, &error_code));
-
-  EXPECT_EQ(net::ERR_ABORTED, error_code);
-}
-
-// Tests whether messages get canceled properly. We issue three requests,
-// cancel one of them, and make sure that each sent the proper notifications.
-TEST_F(ResourceDispatcherHostTest, Cancel) {
-  EXPECT_EQ(0, host_.GetOutstandingRequestsMemoryCost(0));
-
-  MakeTestRequest(0, 1, net::URLRequestTestJob::test_url_1());
-  MakeTestRequest(0, 2, net::URLRequestTestJob::test_url_2());
-  MakeTestRequest(0, 3, net::URLRequestTestJob::test_url_3());
-  CancelRequest(2);
-
-  // flush all the pending requests
-  while (net::URLRequestTestJob::ProcessOnePendingMessage()) {}
-  MessageLoop::current()->RunUntilIdle();
-
-  EXPECT_EQ(0, host_.GetOutstandingRequestsMemoryCost(0));
-
-  ResourceIPCAccumulator::ClassifiedMessages msgs;
-  accum_.GetClassifiedMessages(&msgs);
-
-  // there are three requests, so we should have gotten them classified as such
-  ASSERT_EQ(3U, msgs.size());
-
-  CheckSuccessfulRequest(msgs[0], net::URLRequestTestJob::test_data_1());
-  CheckSuccessfulRequest(msgs[2], net::URLRequestTestJob::test_data_3());
-
-  // Check that request 2 got canceled.
-  ASSERT_EQ(2U, msgs[1].size());
-  ASSERT_EQ(ResourceMsg_ReceivedResponse::ID, msgs[1][0].type());
-  CheckCancelledRequestCompleteMessage(msgs[1][1]);
-}
-
-TEST_F(ResourceDispatcherHostTest, CancelWhileStartIsDeferred) {
-  EXPECT_EQ(0, host_.GetOutstandingRequestsMemoryCost(0));
-
-  bool was_deleted = false;
-
-  // Arrange to have requests deferred before starting.
-  TestResourceDispatcherHostDelegate delegate;
-  delegate.set_flags(DEFER_STARTING_REQUEST);
-  delegate.set_url_request_user_data(new TestUserData(&was_deleted));
-  host_.SetDelegate(&delegate);
-
-  MakeTestRequest(0, 1, net::URLRequestTestJob::test_url_1());
-  CancelRequest(1);
-
-  // Our TestResourceThrottle should not have been deleted yet.  This is to
-  // ensure that destruction of the URLRequest happens asynchronously to
-  // calling CancelRequest.
-  EXPECT_FALSE(was_deleted);
-
-  // flush all the pending requests
-  while (net::URLRequestTestJob::ProcessOnePendingMessage()) {}
-  MessageLoop::current()->RunUntilIdle();
-
-  EXPECT_TRUE(was_deleted);
-
-  EXPECT_EQ(0, host_.GetOutstandingRequestsMemoryCost(0));
-}
-
-// Tests if cancel is called in ResourceThrottle::WillStartRequest, then the
-// URLRequest will not be started.
-TEST_F(ResourceDispatcherHostTest, CancelInResourceThrottleWillStartRequest) {
-  TestResourceDispatcherHostDelegate delegate;
-  delegate.set_flags(CANCEL_BEFORE_START);
-  host_.SetDelegate(&delegate);
-
-  MakeTestRequest(0, 1, net::URLRequestTestJob::test_url_1());
-
-  // flush all the pending requests
-  while (net::URLRequestTestJob::ProcessOnePendingMessage()) {}
-  MessageLoop::current()->RunUntilIdle();
-
-  ResourceIPCAccumulator::ClassifiedMessages msgs;
-  accum_.GetClassifiedMessages(&msgs);
-
-  // Check that request got canceled.
-  ASSERT_EQ(1U, msgs[0].size());
-  CheckCancelledRequestCompleteMessage(msgs[0][0]);
-
-  // Make sure URLRequest is never started.
-  EXPECT_EQ(0, url_request_jobs_created_count_);
-}
-
-TEST_F(ResourceDispatcherHostTest, PausedStartError) {
-  EXPECT_EQ(0, host_.GetOutstandingRequestsMemoryCost(0));
-
-  // Arrange to have requests deferred before processing response headers.
-  TestResourceDispatcherHostDelegate delegate;
-  delegate.set_flags(DEFER_PROCESSING_RESPONSE);
-  host_.SetDelegate(&delegate);
-
-  SetDelayedStartJobGeneration(true);
-  MakeTestRequest(0, 1, net::URLRequestTestJob::test_url_error());
-  CompleteStartRequest(1);
-
-  // flush all the pending requests
-  while (net::URLRequestTestJob::ProcessOnePendingMessage()) {}
-  MessageLoop::current()->RunUntilIdle();
-
-  EXPECT_EQ(0, host_.pending_requests());
-}
-
-TEST_F(ResourceDispatcherHostTest, ThrottleAndResumeTwice) {
-  EXPECT_EQ(0, host_.GetOutstandingRequestsMemoryCost(0));
-
-  // Arrange to have requests deferred before starting.
-  TestResourceDispatcherHostDelegate delegate;
-  delegate.set_flags(DEFER_STARTING_REQUEST);
-  delegate.set_create_two_throttles(true);
-  host_.SetDelegate(&delegate);
-
-  // Make sure the first throttle blocked the request, and then resume.
-  MakeTestRequest(0, 1, net::URLRequestTestJob::test_url_1());
-  GenericResourceThrottle* first_throttle =
-      GenericResourceThrottle::active_throttle();
-  ASSERT_TRUE(first_throttle);
-  first_throttle->Resume();
-
-  // Make sure the second throttle blocked the request, and then resume.
-  ASSERT_TRUE(GenericResourceThrottle::active_throttle());
-  ASSERT_NE(first_throttle, GenericResourceThrottle::active_throttle());
-  GenericResourceThrottle::active_throttle()->Resume();
-
-  ASSERT_FALSE(GenericResourceThrottle::active_throttle());
-
-  // The request is started asynchronously.
-  MessageLoop::current()->RunUntilIdle();
-
-  // Flush all the pending requests.
-  while (net::URLRequestTestJob::ProcessOnePendingMessage()) {}
-
-  EXPECT_EQ(0, host_.pending_requests());
-  EXPECT_EQ(0, host_.GetOutstandingRequestsMemoryCost(filter_->child_id()));
-
-  // Make sure the request completed successfully.
-  ResourceIPCAccumulator::ClassifiedMessages msgs;
-  accum_.GetClassifiedMessages(&msgs);
-  ASSERT_EQ(1U, msgs.size());
-  CheckSuccessfulRequest(msgs[0], net::URLRequestTestJob::test_data_1());
-}
-
-
-// Tests that the delegate can cancel a request and provide a error code.
-TEST_F(ResourceDispatcherHostTest, CancelInDelegate) {
-  EXPECT_EQ(0, host_.GetOutstandingRequestsMemoryCost(0));
-
-  TestResourceDispatcherHostDelegate delegate;
-  delegate.set_flags(CANCEL_BEFORE_START);
-  delegate.set_error_code_for_cancellation(net::ERR_ACCESS_DENIED);
-  host_.SetDelegate(&delegate);
-
-  MakeTestRequest(0, 1, net::URLRequestTestJob::test_url_1());
-  // The request will get cancelled by the throttle.
-
-  // flush all the pending requests
-  while (net::URLRequestTestJob::ProcessOnePendingMessage()) {}
-  MessageLoop::current()->RunUntilIdle();
-
-  EXPECT_EQ(0, host_.GetOutstandingRequestsMemoryCost(0));
-
-  ResourceIPCAccumulator::ClassifiedMessages msgs;
-  accum_.GetClassifiedMessages(&msgs);
-
-  // Check the cancellation
-  ASSERT_EQ(1U, msgs.size());
-  ASSERT_EQ(1U, msgs[0].size());
-  ASSERT_EQ(ResourceMsg_RequestComplete::ID, msgs[0][0].type());
-
-  int request_id;
-  int error_code;
-
-  PickleIterator iter(msgs[0][0]);
-  ASSERT_TRUE(IPC::ReadParam(&msgs[0][0], &iter, &request_id));
-  ASSERT_TRUE(IPC::ReadParam(&msgs[0][0], &iter, &error_code));
-
-  EXPECT_EQ(net::ERR_ACCESS_DENIED, error_code);
-}
-
-// The host delegate acts as a second one so we can have some requests
-// pending and some canceled.
-class TestFilter : public ForwardingFilter {
- public:
-  explicit TestFilter(ResourceContext* resource_context)
-      : ForwardingFilter(NULL, resource_context),
-        has_canceled_(false),
-        received_after_canceled_(0) {
-  }
-
-  // ForwardingFilter override
-  virtual bool Send(IPC::Message* msg) OVERRIDE {
-    // no messages should be received when the process has been canceled
-    if (has_canceled_)
-      received_after_canceled_++;
-    delete msg;
-    return true;
-  }
-
-  bool has_canceled_;
-  int received_after_canceled_;
-
- private:
-  virtual ~TestFilter() {}
-};
-
-// Tests CancelRequestsForProcess
-TEST_F(ResourceDispatcherHostTest, TestProcessCancel) {
-  scoped_refptr<TestFilter> test_filter = new TestFilter(
-      browser_context_->GetResourceContext());
-
-  // request 1 goes to the test delegate
-  ResourceHostMsg_Request request = CreateResourceRequest(
-      "GET", ResourceType::SUB_RESOURCE, net::URLRequestTestJob::test_url_1());
-
-  EXPECT_EQ(0, host_.GetOutstandingRequestsMemoryCost(0));
-
-  MakeTestRequest(test_filter.get(), 0, 1,
-                  net::URLRequestTestJob::test_url_1());
-
-  // request 2 goes to us
-  MakeTestRequest(0, 2, net::URLRequestTestJob::test_url_2());
-
-  // request 3 goes to the test delegate
-  MakeTestRequest(test_filter.get(), 0, 3,
-                  net::URLRequestTestJob::test_url_3());
-
-  // Make sure all requests have finished stage one. test_url_1 will have
-  // finished.
-  MessageLoop::current()->RunUntilIdle();
-
-  // TODO(mbelshe):
-  // Now that the async IO path is in place, the IO always completes on the
-  // initial call; so the requests have already completed.  This basically
-  // breaks the whole test.
-  //EXPECT_EQ(3, host_.pending_requests());
-
-  // Process each request for one level so one callback is called.
-  for (int i = 0; i < 2; i++)
-    EXPECT_TRUE(net::URLRequestTestJob::ProcessOnePendingMessage());
-
-  // Cancel the requests to the test process.
-  host_.CancelRequestsForProcess(filter_->child_id());
-  test_filter->has_canceled_ = true;
-
-  // Flush all the pending requests.
-  while (net::URLRequestTestJob::ProcessOnePendingMessage()) {}
-
-  EXPECT_EQ(0, host_.pending_requests());
-  EXPECT_EQ(0, host_.GetOutstandingRequestsMemoryCost(filter_->child_id()));
-
-  // The test delegate should not have gotten any messages after being canceled.
-  ASSERT_EQ(0, test_filter->received_after_canceled_);
-
-  // We should have gotten exactly one result.
-  ResourceIPCAccumulator::ClassifiedMessages msgs;
-  accum_.GetClassifiedMessages(&msgs);
-  ASSERT_EQ(1U, msgs.size());
-  CheckSuccessfulRequest(msgs[0], net::URLRequestTestJob::test_data_2());
-}
-
-// Tests blocking and resuming requests.
-TEST_F(ResourceDispatcherHostTest, TestBlockingResumingRequests) {
-  EXPECT_EQ(0, host_.GetOutstandingRequestsMemoryCost(filter_->child_id()));
-
-  host_.BlockRequestsForRoute(filter_->child_id(), 1);
-  host_.BlockRequestsForRoute(filter_->child_id(), 2);
-  host_.BlockRequestsForRoute(filter_->child_id(), 3);
-
-  MakeTestRequest(0, 1, net::URLRequestTestJob::test_url_1());
-  MakeTestRequest(1, 2, net::URLRequestTestJob::test_url_2());
-  MakeTestRequest(0, 3, net::URLRequestTestJob::test_url_3());
-  MakeTestRequest(1, 4, net::URLRequestTestJob::test_url_1());
-  MakeTestRequest(2, 5, net::URLRequestTestJob::test_url_2());
-  MakeTestRequest(3, 6, net::URLRequestTestJob::test_url_3());
-
-  // Flush all the pending requests
-  while (net::URLRequestTestJob::ProcessOnePendingMessage()) {}
-
-  // Sort out all the messages we saw by request
-  ResourceIPCAccumulator::ClassifiedMessages msgs;
-  accum_.GetClassifiedMessages(&msgs);
-
-  // All requests but the 2 for the RVH 0 should have been blocked.
-  ASSERT_EQ(2U, msgs.size());
-
-  CheckSuccessfulRequest(msgs[0], net::URLRequestTestJob::test_data_1());
-  CheckSuccessfulRequest(msgs[1], net::URLRequestTestJob::test_data_3());
-
-  // Resume requests for RVH 1 and flush pending requests.
-  host_.ResumeBlockedRequestsForRoute(filter_->child_id(), 1);
-  KickOffRequest();
-  while (net::URLRequestTestJob::ProcessOnePendingMessage()) {}
-
-  msgs.clear();
-  accum_.GetClassifiedMessages(&msgs);
-  ASSERT_EQ(2U, msgs.size());
-  CheckSuccessfulRequest(msgs[0], net::URLRequestTestJob::test_data_2());
-  CheckSuccessfulRequest(msgs[1], net::URLRequestTestJob::test_data_1());
-
-  // Test that new requests are not blocked for RVH 1.
-  MakeTestRequest(1, 7, net::URLRequestTestJob::test_url_1());
-  while (net::URLRequestTestJob::ProcessOnePendingMessage()) {}
-  msgs.clear();
-  accum_.GetClassifiedMessages(&msgs);
-  ASSERT_EQ(1U, msgs.size());
-  CheckSuccessfulRequest(msgs[0], net::URLRequestTestJob::test_data_1());
-
-  // Now resumes requests for all RVH (2 and 3).
-  host_.ResumeBlockedRequestsForRoute(filter_->child_id(), 2);
-  host_.ResumeBlockedRequestsForRoute(filter_->child_id(), 3);
-  KickOffRequest();
-  while (net::URLRequestTestJob::ProcessOnePendingMessage()) {}
-
-  EXPECT_EQ(0, host_.GetOutstandingRequestsMemoryCost(filter_->child_id()));
-
-  msgs.clear();
-  accum_.GetClassifiedMessages(&msgs);
-  ASSERT_EQ(2U, msgs.size());
-  CheckSuccessfulRequest(msgs[0], net::URLRequestTestJob::test_data_2());
-  CheckSuccessfulRequest(msgs[1], net::URLRequestTestJob::test_data_3());
-}
-
-// Tests blocking and canceling requests.
-TEST_F(ResourceDispatcherHostTest, TestBlockingCancelingRequests) {
-  EXPECT_EQ(0, host_.GetOutstandingRequestsMemoryCost(filter_->child_id()));
-
-  host_.BlockRequestsForRoute(filter_->child_id(), 1);
-
-  MakeTestRequest(0, 1, net::URLRequestTestJob::test_url_1());
-  MakeTestRequest(1, 2, net::URLRequestTestJob::test_url_2());
-  MakeTestRequest(0, 3, net::URLRequestTestJob::test_url_3());
-  MakeTestRequest(1, 4, net::URLRequestTestJob::test_url_1());
-
-  // Flush all the pending requests.
-  while (net::URLRequestTestJob::ProcessOnePendingMessage()) {}
-
-  // Sort out all the messages we saw by request.
-  ResourceIPCAccumulator::ClassifiedMessages msgs;
-  accum_.GetClassifiedMessages(&msgs);
-
-  // The 2 requests for the RVH 0 should have been processed.
-  ASSERT_EQ(2U, msgs.size());
-
-  CheckSuccessfulRequest(msgs[0], net::URLRequestTestJob::test_data_1());
-  CheckSuccessfulRequest(msgs[1], net::URLRequestTestJob::test_data_3());
-
-  // Cancel requests for RVH 1.
-  host_.CancelBlockedRequestsForRoute(filter_->child_id(), 1);
-  KickOffRequest();
-  while (net::URLRequestTestJob::ProcessOnePendingMessage()) {}
-
-  EXPECT_EQ(0, host_.GetOutstandingRequestsMemoryCost(filter_->child_id()));
-
-  msgs.clear();
-  accum_.GetClassifiedMessages(&msgs);
-  ASSERT_EQ(0U, msgs.size());
-}
-
-// Tests that blocked requests are canceled if their associated process dies.
-TEST_F(ResourceDispatcherHostTest, TestBlockedRequestsProcessDies) {
-  // This second filter is used to emulate a second process.
-  scoped_refptr<ForwardingFilter> second_filter = new ForwardingFilter(
-      this, browser_context_->GetResourceContext());
-
-  EXPECT_EQ(0, host_.GetOutstandingRequestsMemoryCost(filter_->child_id()));
-  EXPECT_EQ(0,
-            host_.GetOutstandingRequestsMemoryCost(second_filter->child_id()));
-
-  host_.BlockRequestsForRoute(second_filter->child_id(), 0);
-
-  MakeTestRequest(filter_.get(), 0, 1, net::URLRequestTestJob::test_url_1());
-  MakeTestRequest(second_filter.get(), 0, 2,
-                  net::URLRequestTestJob::test_url_2());
-  MakeTestRequest(filter_.get(), 0, 3, net::URLRequestTestJob::test_url_3());
-  MakeTestRequest(second_filter.get(), 0, 4,
-                  net::URLRequestTestJob::test_url_1());
-
-  // Simulate process death.
-  host_.CancelRequestsForProcess(second_filter->child_id());
-
-  // Flush all the pending requests.
-  while (net::URLRequestTestJob::ProcessOnePendingMessage()) {}
-
-  EXPECT_EQ(0, host_.GetOutstandingRequestsMemoryCost(filter_->child_id()));
-  EXPECT_EQ(0,
-            host_.GetOutstandingRequestsMemoryCost(second_filter->child_id()));
-
-  // Sort out all the messages we saw by request.
-  ResourceIPCAccumulator::ClassifiedMessages msgs;
-  accum_.GetClassifiedMessages(&msgs);
-
-  // The 2 requests for the RVH 0 should have been processed.
-  ASSERT_EQ(2U, msgs.size());
-
-  CheckSuccessfulRequest(msgs[0], net::URLRequestTestJob::test_data_1());
-  CheckSuccessfulRequest(msgs[1], net::URLRequestTestJob::test_data_3());
-
-  EXPECT_TRUE(host_.blocked_loaders_map_.empty());
-}
-
-// Tests that blocked requests don't leak when the ResourceDispatcherHost goes
-// away.  Note that we rely on Purify for finding the leaks if any.
-// If this test turns the Purify bot red, check the ResourceDispatcherHost
-// destructor to make sure the blocked requests are deleted.
-TEST_F(ResourceDispatcherHostTest, TestBlockedRequestsDontLeak) {
-  // This second filter is used to emulate a second process.
-  scoped_refptr<ForwardingFilter> second_filter = new ForwardingFilter(
-      this, browser_context_->GetResourceContext());
-
-  host_.BlockRequestsForRoute(filter_->child_id(), 1);
-  host_.BlockRequestsForRoute(filter_->child_id(), 2);
-  host_.BlockRequestsForRoute(second_filter->child_id(), 1);
-
-  MakeTestRequest(filter_.get(), 0, 1, net::URLRequestTestJob::test_url_1());
-  MakeTestRequest(filter_.get(), 1, 2, net::URLRequestTestJob::test_url_2());
-  MakeTestRequest(filter_.get(), 0, 3, net::URLRequestTestJob::test_url_3());
-  MakeTestRequest(second_filter.get(), 1, 4,
-                  net::URLRequestTestJob::test_url_1());
-  MakeTestRequest(filter_.get(), 2, 5, net::URLRequestTestJob::test_url_2());
-  MakeTestRequest(filter_.get(), 2, 6, net::URLRequestTestJob::test_url_3());
-
-  host_.CancelRequestsForProcess(filter_->child_id());
-  host_.CancelRequestsForProcess(second_filter->child_id());
-
-  // Flush all the pending requests.
-  while (net::URLRequestTestJob::ProcessOnePendingMessage()) {}
-}
-
-// Test the private helper method "CalculateApproximateMemoryCost()".
-TEST_F(ResourceDispatcherHostTest, CalculateApproximateMemoryCost) {
-  net::URLRequestContext context;
-  net::URLRequest req(GURL("http://www.google.com"), NULL, &context);
-  EXPECT_EQ(4427,
-            ResourceDispatcherHostImpl::CalculateApproximateMemoryCost(&req));
-
-  // Add 9 bytes of referrer.
-  req.set_referrer("123456789");
-  EXPECT_EQ(4436,
-            ResourceDispatcherHostImpl::CalculateApproximateMemoryCost(&req));
-
-  // Add 33 bytes of upload content.
-  std::string upload_content;
-  upload_content.resize(33);
-  std::fill(upload_content.begin(), upload_content.end(), 'x');
-  scoped_refptr<net::UploadData> upload_data(new net::UploadData());
-  upload_data->AppendBytes(upload_content.data(), upload_content.size());
-  req.set_upload(upload_data);
-
-  // Since the upload throttling is disabled, this has no effect on the cost.
-  EXPECT_EQ(4436,
-            ResourceDispatcherHostImpl::CalculateApproximateMemoryCost(&req));
-}
-
-// Test the private helper method "IncrementOutstandingRequestsMemoryCost()".
-TEST_F(ResourceDispatcherHostTest, IncrementOutstandingRequestsMemoryCost) {
-  // Add some counts for render_process_host=7
-  EXPECT_EQ(0, host_.GetOutstandingRequestsMemoryCost(7));
-  EXPECT_EQ(1, host_.IncrementOutstandingRequestsMemoryCost(1, 7));
-  EXPECT_EQ(2, host_.IncrementOutstandingRequestsMemoryCost(1, 7));
-  EXPECT_EQ(3, host_.IncrementOutstandingRequestsMemoryCost(1, 7));
-
-  // Add some counts for render_process_host=3
-  EXPECT_EQ(0, host_.GetOutstandingRequestsMemoryCost(3));
-  EXPECT_EQ(1, host_.IncrementOutstandingRequestsMemoryCost(1, 3));
-  EXPECT_EQ(2, host_.IncrementOutstandingRequestsMemoryCost(1, 3));
-
-  // Remove all the counts for render_process_host=7
-  EXPECT_EQ(3, host_.GetOutstandingRequestsMemoryCost(7));
-  EXPECT_EQ(2, host_.IncrementOutstandingRequestsMemoryCost(-1, 7));
-  EXPECT_EQ(1, host_.IncrementOutstandingRequestsMemoryCost(-1, 7));
-  EXPECT_EQ(0, host_.IncrementOutstandingRequestsMemoryCost(-1, 7));
-  EXPECT_EQ(0, host_.GetOutstandingRequestsMemoryCost(7));
-
-  // Remove all the counts for render_process_host=3
-  EXPECT_EQ(2, host_.GetOutstandingRequestsMemoryCost(3));
-  EXPECT_EQ(1, host_.IncrementOutstandingRequestsMemoryCost(-1, 3));
-  EXPECT_EQ(0, host_.IncrementOutstandingRequestsMemoryCost(-1, 3));
-  EXPECT_EQ(0, host_.GetOutstandingRequestsMemoryCost(3));
-
-  // When an entry reaches 0, it should be deleted.
-  EXPECT_TRUE(host_.outstanding_requests_memory_cost_map_.end() ==
-      host_.outstanding_requests_memory_cost_map_.find(7));
-  EXPECT_TRUE(host_.outstanding_requests_memory_cost_map_.end() ==
-      host_.outstanding_requests_memory_cost_map_.find(3));
-}
-
-// Test that when too many requests are outstanding for a particular
-// render_process_host_id, any subsequent request from it fails.
-TEST_F(ResourceDispatcherHostTest, TooManyOutstandingRequests) {
-  EXPECT_EQ(0, host_.GetOutstandingRequestsMemoryCost(filter_->child_id()));
-
-  // Expected cost of each request as measured by
-  // ResourceDispatcherHost::CalculateApproximateMemoryCost().
-  int kMemoryCostOfTest2Req =
-      ResourceDispatcherHostImpl::kAvgBytesPerOutstandingRequest +
-      std::string("GET").size() +
-      net::URLRequestTestJob::test_url_2().spec().size();
-
-  // Tighten the bound on the ResourceDispatcherHost, to speed things up.
-  int kMaxCostPerProcess = 440000;
-  host_.set_max_outstanding_requests_cost_per_process(kMaxCostPerProcess);
-
-  // Determine how many instance of test_url_2() we can request before
-  // throttling kicks in.
-  size_t kMaxRequests = kMaxCostPerProcess / kMemoryCostOfTest2Req;
-
-  // This second filter is used to emulate a second process.
-  scoped_refptr<ForwardingFilter> second_filter = new ForwardingFilter(
-      this, browser_context_->GetResourceContext());
-
-  // Saturate the number of outstanding requests for our process.
-  for (size_t i = 0; i < kMaxRequests; ++i) {
-    MakeTestRequest(filter_.get(), 0, i + 1,
-                    net::URLRequestTestJob::test_url_2());
-  }
-
-  // Issue two more requests for our process -- these should fail immediately.
-  MakeTestRequest(filter_.get(), 0, kMaxRequests + 1,
-                  net::URLRequestTestJob::test_url_2());
-  MakeTestRequest(filter_.get(), 0, kMaxRequests + 2,
-                  net::URLRequestTestJob::test_url_2());
-
-  // Issue two requests for the second process -- these should succeed since
-  // it is just process 0 that is saturated.
-  MakeTestRequest(second_filter.get(), 0, kMaxRequests + 3,
-                  net::URLRequestTestJob::test_url_2());
-  MakeTestRequest(second_filter.get(), 0, kMaxRequests + 4,
-                  net::URLRequestTestJob::test_url_2());
-
-  // Flush all the pending requests.
-  while (net::URLRequestTestJob::ProcessOnePendingMessage()) {}
-  MessageLoop::current()->RunUntilIdle();
-
-  EXPECT_EQ(0, host_.GetOutstandingRequestsMemoryCost(filter_->child_id()));
-
-  // Sorts out all the messages we saw by request.
-  ResourceIPCAccumulator::ClassifiedMessages msgs;
-  accum_.GetClassifiedMessages(&msgs);
-
-  // We issued (kMaxRequests + 4) total requests.
-  ASSERT_EQ(kMaxRequests + 4, msgs.size());
-
-  // Check that the first kMaxRequests succeeded.
-  for (size_t i = 0; i < kMaxRequests; ++i)
-    CheckSuccessfulRequest(msgs[i], net::URLRequestTestJob::test_data_2());
-
-  // Check that the subsequent two requests (kMaxRequests + 1) and
-  // (kMaxRequests + 2) were failed, since the per-process bound was reached.
-  for (int i = 0; i < 2; ++i) {
-    // Should have sent a single RequestComplete message.
-    int index = kMaxRequests + i;
-    EXPECT_EQ(1U, msgs[index].size());
-    EXPECT_EQ(ResourceMsg_RequestComplete::ID, msgs[index][0].type());
-
-    // The RequestComplete message should have the error code of
-    // ERR_INSUFFICIENT_RESOURCES.
-    int request_id;
-    int error_code;
-
-    PickleIterator iter(msgs[index][0]);
-    EXPECT_TRUE(IPC::ReadParam(&msgs[index][0], &iter, &request_id));
-    EXPECT_TRUE(IPC::ReadParam(&msgs[index][0], &iter, &error_code));
-
-    EXPECT_EQ(index + 1, request_id);
-    EXPECT_EQ(net::ERR_INSUFFICIENT_RESOURCES, error_code);
-  }
-
-  // The final 2 requests should have succeeded.
-  CheckSuccessfulRequest(msgs[kMaxRequests + 2],
-                         net::URLRequestTestJob::test_data_2());
-  CheckSuccessfulRequest(msgs[kMaxRequests + 3],
-                         net::URLRequestTestJob::test_data_2());
-}
-
-// Tests that we sniff the mime type for a simple request.
-TEST_F(ResourceDispatcherHostTest, MimeSniffed) {
-  EXPECT_EQ(0, host_.GetOutstandingRequestsMemoryCost(0));
-
-  std::string raw_headers("HTTP/1.1 200 OK\n\n");
-  std::string response_data("<html><title>Test One</title></html>");
-  SetResponse(raw_headers, response_data);
-
-  HandleScheme("http");
-  MakeTestRequest(0, 1, GURL("http:bla"));
-
-  // Flush all pending requests.
-  while (net::URLRequestTestJob::ProcessOnePendingMessage()) {}
-
-  EXPECT_EQ(0, host_.GetOutstandingRequestsMemoryCost(0));
-
-  // Sorts out all the messages we saw by request.
-  ResourceIPCAccumulator::ClassifiedMessages msgs;
-  accum_.GetClassifiedMessages(&msgs);
-  ASSERT_EQ(1U, msgs.size());
-
-  ResourceResponseHead response_head;
-  GetResponseHead(msgs[0], &response_head);
-  ASSERT_EQ("text/html", response_head.mime_type);
-}
-
-// Tests that we don't sniff the mime type when the server provides one.
-TEST_F(ResourceDispatcherHostTest, MimeNotSniffed) {
-  EXPECT_EQ(0, host_.GetOutstandingRequestsMemoryCost(0));
-
-  std::string raw_headers("HTTP/1.1 200 OK\n"
-                          "Content-type: image/jpeg\n\n");
-  std::string response_data("<html><title>Test One</title></html>");
-  SetResponse(raw_headers, response_data);
-
-  HandleScheme("http");
-  MakeTestRequest(0, 1, GURL("http:bla"));
-
-  // Flush all pending requests.
-  while (net::URLRequestTestJob::ProcessOnePendingMessage()) {}
-
-  EXPECT_EQ(0, host_.GetOutstandingRequestsMemoryCost(0));
-
-  // Sorts out all the messages we saw by request.
-  ResourceIPCAccumulator::ClassifiedMessages msgs;
-  accum_.GetClassifiedMessages(&msgs);
-  ASSERT_EQ(1U, msgs.size());
-
-  ResourceResponseHead response_head;
-  GetResponseHead(msgs[0], &response_head);
-  ASSERT_EQ("image/jpeg", response_head.mime_type);
-}
-
-// Tests that we don't sniff the mime type when there is no message body.
-TEST_F(ResourceDispatcherHostTest, MimeNotSniffed2) {
-
-  EXPECT_EQ(0, host_.GetOutstandingRequestsMemoryCost(0));
-
-  SetResponse("HTTP/1.1 304 Not Modified\n\n");
-
-  HandleScheme("http");
-  MakeTestRequest(0, 1, GURL("http:bla"));
-
-  // Flush all pending requests.
-  while (net::URLRequestTestJob::ProcessOnePendingMessage()) {}
-
-  EXPECT_EQ(0, host_.GetOutstandingRequestsMemoryCost(0));
-
-  // Sorts out all the messages we saw by request.
-  ResourceIPCAccumulator::ClassifiedMessages msgs;
-  accum_.GetClassifiedMessages(&msgs);
-  ASSERT_EQ(1U, msgs.size());
-
-  ResourceResponseHead response_head;
-  GetResponseHead(msgs[0], &response_head);
-  ASSERT_EQ("", response_head.mime_type);
-}
-
-TEST_F(ResourceDispatcherHostTest, MimeSniff204) {
-  EXPECT_EQ(0, host_.GetOutstandingRequestsMemoryCost(0));
-
-  SetResponse("HTTP/1.1 204 No Content\n\n");
-
-  HandleScheme("http");
-  MakeTestRequest(0, 1, GURL("http:bla"));
-
-  // Flush all pending requests.
-  while (net::URLRequestTestJob::ProcessOnePendingMessage()) {}
-
-  EXPECT_EQ(0, host_.GetOutstandingRequestsMemoryCost(0));
-
-  // Sorts out all the messages we saw by request.
-  ResourceIPCAccumulator::ClassifiedMessages msgs;
-  accum_.GetClassifiedMessages(&msgs);
-  ASSERT_EQ(1U, msgs.size());
-
-  ResourceResponseHead response_head;
-  GetResponseHead(msgs[0], &response_head);
-  ASSERT_EQ("text/plain", response_head.mime_type);
-}
-
-TEST_F(ResourceDispatcherHostTest, MimeSniffEmpty) {
-  EXPECT_EQ(0, host_.GetOutstandingRequestsMemoryCost(0));
-
-  SetResponse("HTTP/1.1 200 OK\n\n");
-
-  HandleScheme("http");
-  MakeTestRequest(0, 1, GURL("http:bla"));
-
-  // Flush all pending requests.
-  while (net::URLRequestTestJob::ProcessOnePendingMessage()) {}
-
-  EXPECT_EQ(0, host_.GetOutstandingRequestsMemoryCost(0));
-
-  // Sorts out all the messages we saw by request.
-  ResourceIPCAccumulator::ClassifiedMessages msgs;
-  accum_.GetClassifiedMessages(&msgs);
-  ASSERT_EQ(1U, msgs.size());
-
-  ResourceResponseHead response_head;
-  GetResponseHead(msgs[0], &response_head);
-  ASSERT_EQ("text/plain", response_head.mime_type);
-}
-
-// Tests for crbug.com/31266 (Non-2xx + application/octet-stream).
-TEST_F(ResourceDispatcherHostTest, ForbiddenDownload) {
-  EXPECT_EQ(0, host_.GetOutstandingRequestsMemoryCost(0));
-
-  std::string raw_headers("HTTP/1.1 403 Forbidden\n"
-                          "Content-disposition: attachment; filename=blah\n"
-                          "Content-type: application/octet-stream\n\n");
-  std::string response_data("<html><title>Test One</title></html>");
-  SetResponse(raw_headers, response_data);
-
-  // Only MAIN_FRAMEs can trigger a download.
-  SetResourceType(ResourceType::MAIN_FRAME);
-
-  HandleScheme("http");
-  MakeTestRequest(0, 1, GURL("http:bla"));
-
-  // Flush all pending requests.
-  while (net::URLRequestTestJob::ProcessOnePendingMessage()) {}
-
-  EXPECT_EQ(0, host_.GetOutstandingRequestsMemoryCost(0));
-
-  // Sorts out all the messages we saw by request.
-  ResourceIPCAccumulator::ClassifiedMessages msgs;
-  accum_.GetClassifiedMessages(&msgs);
-
-  // We should have gotten one RequestComplete message.
-  ASSERT_EQ(1U, msgs[0].size());
-  EXPECT_EQ(ResourceMsg_RequestComplete::ID, msgs[0][0].type());
-
-  // The RequestComplete message should have had the error code of
-  // ERR_FILE_NOT_FOUND.
-  int request_id;
-  int error_code;
-
-  PickleIterator iter(msgs[0][0]);
-  EXPECT_TRUE(IPC::ReadParam(&msgs[0][0], &iter, &request_id));
-  EXPECT_TRUE(IPC::ReadParam(&msgs[0][0], &iter, &error_code));
-
-  EXPECT_EQ(1, request_id);
-  EXPECT_EQ(net::ERR_FILE_NOT_FOUND, error_code);
-}
-
-// Test for http://crbug.com/76202 .  We don't want to destroy a
-// download request prematurely when processing a cancellation from
-// the renderer.
-TEST_F(ResourceDispatcherHostTest, IgnoreCancelForDownloads) {
-  EXPECT_EQ(0, host_.pending_requests());
-
-  int render_view_id = 0;
-  int request_id = 1;
-
-  std::string raw_headers("HTTP\n"
-                          "Content-disposition: attachment; filename=foo\n\n");
-  std::string response_data("01234567890123456789\x01foobar");
-
-  // Get past sniffing metrics in the BufferedResourceHandler.  Note that
-  // if we don't get past the sniffing metrics, the result will be that
-  // the BufferedResourceHandler won't have figured out that it's a download,
-  // won't have constructed a DownloadResourceHandler, and and the request
-  // will be successfully canceled below, failing the test.
-  response_data.resize(1025, ' ');
-
-  SetResponse(raw_headers, response_data);
-  SetResourceType(ResourceType::MAIN_FRAME);
-  SetDelayedCompleteJobGeneration(true);
-  HandleScheme("http");
-
-  MakeTestRequest(render_view_id, request_id, GURL("http://example.com/blah"));
-  // Return some data so that the request is identified as a download
-  // and the proper resource handlers are created.
-  EXPECT_TRUE(net::URLRequestTestJob::ProcessOnePendingMessage());
-
-  // And now simulate a cancellation coming from the renderer.
-  ResourceHostMsg_CancelRequest msg(filter_->child_id(), request_id);
-  bool msg_was_ok;
-  host_.OnMessageReceived(msg, filter_.get(), &msg_was_ok);
-
-  // Since the request had already started processing as a download,
-  // the cancellation above should have been ignored and the request
-  // should still be alive.
-  EXPECT_EQ(1, host_.pending_requests());
-
-  while (net::URLRequestTestJob::ProcessOnePendingMessage()) {}
-  EXPECT_EQ(0, host_.GetOutstandingRequestsMemoryCost(0));
-}
-
-TEST_F(ResourceDispatcherHostTest, CancelRequestsForContext) {
-  EXPECT_EQ(0, host_.pending_requests());
-
-  int render_view_id = 0;
-  int request_id = 1;
-
-  std::string raw_headers("HTTP\n"
-                          "Content-disposition: attachment; filename=foo\n\n");
-  std::string response_data("01234567890123456789\x01foobar");
-  // Get past sniffing metrics.
-  response_data.resize(1025, ' ');
-
-  SetResponse(raw_headers, response_data);
-  SetResourceType(ResourceType::MAIN_FRAME);
-  SetDelayedCompleteJobGeneration(true);
-  HandleScheme("http");
-
-  MakeTestRequest(render_view_id, request_id, GURL("http://example.com/blah"));
-  // Return some data so that the request is identified as a download
-  // and the proper resource handlers are created.
-  EXPECT_TRUE(net::URLRequestTestJob::ProcessOnePendingMessage());
-
-  // And now simulate a cancellation coming from the renderer.
-  ResourceHostMsg_CancelRequest msg(filter_->child_id(), request_id);
-  bool msg_was_ok;
-  host_.OnMessageReceived(msg, filter_.get(), &msg_was_ok);
-
-  // Since the request had already started processing as a download,
-  // the cancellation above should have been ignored and the request
-  // should still be alive.
-  EXPECT_EQ(1, host_.pending_requests());
-
-  // Cancelling by other methods shouldn't work either.
-  host_.CancelRequestsForProcess(render_view_id);
-  EXPECT_EQ(1, host_.pending_requests());
-
-  // Cancelling by context should work.
-  host_.CancelRequestsForContext(filter_->resource_context());
-  EXPECT_EQ(0, host_.pending_requests());
-}
-
-// Test the cancelling of requests that are being transferred to a new renderer
-// due to a redirection.
-TEST_F(ResourceDispatcherHostTest, CancelRequestsForContextTransferred) {
-  EXPECT_EQ(0, host_.pending_requests());
-
-  int render_view_id = 0;
-  int request_id = 1;
-
-  std::string raw_headers("HTTP/1.1 200 OK\n"
-                          "Content-Type: text/html; charset=utf-8\n\n");
-  std::string response_data("<html>foobar</html>");
-
-  SetResponse(raw_headers, response_data);
-  SetResourceType(ResourceType::MAIN_FRAME);
-  HandleScheme("http");
-
-  MakeTestRequest(render_view_id, request_id, GURL("http://example.com/blah"));
-
-  GlobalRequestID global_request_id(filter_->child_id(), request_id);
-  host_.MarkAsTransferredNavigation(global_request_id);
-
-  // And now simulate a cancellation coming from the renderer.
-  ResourceHostMsg_CancelRequest msg(filter_->child_id(), request_id);
-  bool msg_was_ok;
-  host_.OnMessageReceived(msg, filter_.get(), &msg_was_ok);
-
-  // Since the request is marked as being transferred,
-  // the cancellation above should have been ignored and the request
-  // should still be alive.
-  EXPECT_EQ(1, host_.pending_requests());
-
-  // Cancelling by other methods shouldn't work either.
-  host_.CancelRequestsForProcess(render_view_id);
-  EXPECT_EQ(1, host_.pending_requests());
-
-  // Cancelling by context should work.
-  host_.CancelRequestsForContext(filter_->resource_context());
-  EXPECT_EQ(0, host_.pending_requests());
-}
-
-TEST_F(ResourceDispatcherHostTest, TransferNavigation) {
-  EXPECT_EQ(0, host_.pending_requests());
-
-  int render_view_id = 0;
-  int request_id = 1;
-
-  // Configure initial request.
-  SetResponse("HTTP/1.1 302 Found\n"
-              "Location: http://other.com/blech\n\n");
-
-  SetResourceType(ResourceType::MAIN_FRAME);
-  HandleScheme("http");
-
-  // Temporarily replace ContentBrowserClient with one that will trigger the
-  // transfer navigation code paths.
-  ContentBrowserClient* old_client = GetContentClient()->browser();
-  TransfersAllNavigationsContentBrowserClient new_client;
-  GetContentClient()->set_browser_for_testing(&new_client);
-
-  MakeTestRequest(render_view_id, request_id, GURL("http://example.com/blah"));
-
-  // Restore.
-  GetContentClient()->set_browser_for_testing(old_client);
-
-  // This second filter is used to emulate a second process.
-  scoped_refptr<ForwardingFilter> second_filter = new ForwardingFilter(
-      this, browser_context_->GetResourceContext());
-
-  int new_render_view_id = 1;
-  int new_request_id = 2;
-
-  const std::string kResponseBody = "hello world";
-  SetResponse("HTTP/1.1 200 OK\n"
-              "Content-Type: text/plain\n\n",
-              kResponseBody);
-
-  ResourceHostMsg_Request request =
-      CreateResourceRequest("GET", ResourceType::MAIN_FRAME,
-                            GURL("http://other.com/blech"));
-  request.transferred_request_child_id = filter_->child_id();
-  request.transferred_request_request_id = request_id;
-
-  ResourceHostMsg_RequestResource transfer_request_msg(
-      new_render_view_id, new_request_id, request);
-  bool msg_was_ok;
-  host_.OnMessageReceived(transfer_request_msg, second_filter, &msg_was_ok);
-  MessageLoop::current()->RunUntilIdle();
-
-  // Flush all the pending requests.
-  while (net::URLRequestTestJob::ProcessOnePendingMessage()) {}
-
-  // Check generated messages.
-  ResourceIPCAccumulator::ClassifiedMessages msgs;
-  accum_.GetClassifiedMessages(&msgs);
-
-  ASSERT_EQ(1U, msgs.size());
-  CheckSuccessfulRequest(msgs[0], kResponseBody);
-}
-
-TEST_F(ResourceDispatcherHostTest, TransferNavigationAndThenRedirect) {
-  EXPECT_EQ(0, host_.pending_requests());
-
-  int render_view_id = 0;
-  int request_id = 1;
-
-  // Configure initial request.
-  SetResponse("HTTP/1.1 302 Found\n"
-              "Location: http://other.com/blech\n\n");
-
-  SetResourceType(ResourceType::MAIN_FRAME);
-  HandleScheme("http");
-
-  // Temporarily replace ContentBrowserClient with one that will trigger the
-  // transfer navigation code paths.
-  ContentBrowserClient* old_client = GetContentClient()->browser();
-  TransfersAllNavigationsContentBrowserClient new_client;
-  GetContentClient()->set_browser_for_testing(&new_client);
-
-  MakeTestRequest(render_view_id, request_id, GURL("http://example.com/blah"));
-
-  // Restore.
-  GetContentClient()->set_browser_for_testing(old_client);
-
-  // This second filter is used to emulate a second process.
-  scoped_refptr<ForwardingFilter> second_filter = new ForwardingFilter(
-      this, browser_context_->GetResourceContext());
-
-  int new_render_view_id = 1;
-  int new_request_id = 2;
-
-  // Delay the start of the next request so that we can setup the response for
-  // the next URL.
-  SetDelayedStartJobGeneration(true);
-
-  SetResponse("HTTP/1.1 302 Found\n"
-              "Location: http://other.com/blerg\n\n");
-
-  ResourceHostMsg_Request request =
-      CreateResourceRequest("GET", ResourceType::MAIN_FRAME,
-                            GURL("http://other.com/blech"));
-  request.transferred_request_child_id = filter_->child_id();
-  request.transferred_request_request_id = request_id;
-
-  ResourceHostMsg_RequestResource transfer_request_msg(
-      new_render_view_id, new_request_id, request);
-  bool msg_was_ok;
-  host_.OnMessageReceived(transfer_request_msg, second_filter, &msg_was_ok);
-  MessageLoop::current()->RunUntilIdle();
-
-  // Response data for "http://other.com/blerg":
-  const std::string kResponseBody = "hello world";
-  SetResponse("HTTP/1.1 200 OK\n"
-              "Content-Type: text/plain\n\n",
-              kResponseBody);
-
-  // OK, let the redirect happen.
-  SetDelayedStartJobGeneration(false);
-  CompleteStartRequest(second_filter, new_request_id);
-  MessageLoop::current()->RunUntilIdle();
-
-  // Flush all the pending requests.
-  while (net::URLRequestTestJob::ProcessOnePendingMessage()) {}
-
-  // Now, simulate the renderer choosing to follow the redirect.
-  ResourceHostMsg_FollowRedirect redirect_msg(
-      new_render_view_id, new_request_id, false, GURL());
-  host_.OnMessageReceived(redirect_msg, second_filter, &msg_was_ok);
-  MessageLoop::current()->RunUntilIdle();
-
-  // Flush all the pending requests.
-  while (net::URLRequestTestJob::ProcessOnePendingMessage()) {}
-
-  // Check generated messages.
-  ResourceIPCAccumulator::ClassifiedMessages msgs;
-  accum_.GetClassifiedMessages(&msgs);
-
-  ASSERT_EQ(1U, msgs.size());
-
-  // We should have received a redirect followed by a "normal" payload.
-  EXPECT_EQ(ResourceMsg_ReceivedRedirect::ID, msgs[0][0].type());
-  msgs[0].erase(msgs[0].begin());
-  CheckSuccessfulRequest(msgs[0], kResponseBody);
-}
-
-TEST_F(ResourceDispatcherHostTest, UnknownURLScheme) {
-  EXPECT_EQ(0, host_.pending_requests());
-
-  SetResourceType(ResourceType::MAIN_FRAME);
-  HandleScheme("http");
-
-  MakeTestRequest(0, 1, GURL("foo://bar"));
-
-  // Flush all pending requests.
-  while (net::URLRequestTestJob::ProcessOnePendingMessage()) {}
-
-  // Sort all the messages we saw by request.
-  ResourceIPCAccumulator::ClassifiedMessages msgs;
-  accum_.GetClassifiedMessages(&msgs);
-
-  // We should have gotten one RequestComplete message.
-  ASSERT_EQ(1U, msgs[0].size());
-  EXPECT_EQ(ResourceMsg_RequestComplete::ID, msgs[0][0].type());
-
-  // The RequestComplete message should have the error code of
-  // ERR_UNKNOWN_URL_SCHEME.
-  int request_id;
-  int error_code;
-
-  PickleIterator iter(msgs[0][0]);
-  EXPECT_TRUE(IPC::ReadParam(&msgs[0][0], &iter, &request_id));
-  EXPECT_TRUE(IPC::ReadParam(&msgs[0][0], &iter, &error_code));
-
-  EXPECT_EQ(1, request_id);
-  EXPECT_EQ(net::ERR_UNKNOWN_URL_SCHEME, error_code);
-}
-
-TEST_F(ResourceDispatcherHostTest, DataReceivedACKs) {
-  EXPECT_EQ(0, host_.pending_requests());
-
-  SendDataReceivedACKs(true);
-
-  HandleScheme("big-job");
-  MakeTestRequest(0, 1, GURL("big-job:0123456789,1000000"));
-
-  // Sort all the messages we saw by request.
-  ResourceIPCAccumulator::ClassifiedMessages msgs;
-  accum_.GetClassifiedMessages(&msgs);
-
-  size_t size = msgs[0].size();
-
-  EXPECT_EQ(ResourceMsg_ReceivedResponse::ID, msgs[0][0].type());
-  EXPECT_EQ(ResourceMsg_SetDataBuffer::ID, msgs[0][1].type());
-  for (size_t i = 2; i < size - 1; ++i)
-    EXPECT_EQ(ResourceMsg_DataReceived::ID, msgs[0][i].type());
-  EXPECT_EQ(ResourceMsg_RequestComplete::ID, msgs[0][size - 1].type());
-}
-
-TEST_F(ResourceDispatcherHostTest, DelayedDataReceivedACKs) {
-  EXPECT_EQ(0, host_.pending_requests());
-
-  HandleScheme("big-job");
-  MakeTestRequest(0, 1, GURL("big-job:0123456789,1000000"));
-
-  // Sort all the messages we saw by request.
-  ResourceIPCAccumulator::ClassifiedMessages msgs;
-  accum_.GetClassifiedMessages(&msgs);
-
-  // We expect 1x ReceivedResponse, 1x SetDataBuffer, Nx ReceivedData messages.
-  EXPECT_EQ(ResourceMsg_ReceivedResponse::ID, msgs[0][0].type());
-  EXPECT_EQ(ResourceMsg_SetDataBuffer::ID, msgs[0][1].type());
-  for (size_t i = 2; i < msgs[0].size(); ++i)
-    EXPECT_EQ(ResourceMsg_DataReceived::ID, msgs[0][i].type());
-
-  // NOTE: If we fail the above checks then it means that we probably didn't
-  // load a big enough response to trigger the delay mechanism we are trying to
-  // test!
-
-  msgs[0].erase(msgs[0].begin());
-  msgs[0].erase(msgs[0].begin());
-
-  // ACK all DataReceived messages until we find a RequestComplete message.
-  bool complete = false;
-  while (!complete) {
-    for (size_t i = 0; i < msgs[0].size(); ++i) {
-      if (msgs[0][i].type() == ResourceMsg_RequestComplete::ID) {
-        complete = true;
-        break;
-      }
-
-      EXPECT_EQ(ResourceMsg_DataReceived::ID, msgs[0][i].type());
-
-      ResourceHostMsg_DataReceived_ACK msg(0, 1);
-      bool msg_was_ok;
-      host_.OnMessageReceived(msg, filter_.get(), &msg_was_ok);
-    }
-
-    MessageLoop::current()->RunUntilIdle();
-
-    msgs.clear();
-    accum_.GetClassifiedMessages(&msgs);
-  }
-}
-
-}  // namespace content