Adding histograms showing fraction of page load times

net/http/http_transaction_unittest.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/http/http_transaction_unittest.h"
 
 #include <algorithm>
 
 #include "base/bind.h"
 #include "base/message_loop.h"
@@ skipping 133 matching lines @@
 
 // static
 int TestTransactionConsumer::quit_counter_ = 0;
 
 TestTransactionConsumer::TestTransactionConsumer(
     net::HttpTransactionFactory* factory)
     : state_(IDLE),
       trans_(NULL),
       error_(net::OK) {
   // Disregard the error code.
-  factory->CreateTransaction(&trans_);
+  factory->CreateTransaction(&trans_, NULL);
   ++quit_counter_;
 }
 
 TestTransactionConsumer::~TestTransactionConsumer() {
 }
 
 void TestTransactionConsumer::Start(const net::HttpRequestInfo* request,
                                     const net::BoundNetLog& net_log) {
   state_ = STARTING;
   int result = trans_->Start(
@@ skipping 169 matching lines @@
 MockNetworkLayer::MockNetworkLayer()
     : transaction_count_(0), done_reading_called_(false) {}
 
 MockNetworkLayer::~MockNetworkLayer() {}
 
 void MockNetworkLayer::TransactionDoneReading() {
   done_reading_called_ = true;
 }
 
 int MockNetworkLayer::CreateTransaction(
-    scoped_ptr<net::HttpTransaction>* trans) {
+    scoped_ptr<net::HttpTransaction>* trans,
+    net::HttpTransactionDelegate* delegate) {
   transaction_count_++;
   trans->reset(new MockNetworkTransaction(this));
   return net::OK;
 }
 
 net::HttpCache* MockNetworkLayer::GetCache() {
   return NULL;
 }
 
 net::HttpNetworkSession* MockNetworkLayer::GetSession() {
@@ skipping 17 matching lines @@
 
     if (rv > 0)
       content.append(buf->data(), rv);
     else if (rv < 0)
       return rv;
   } while (rv > 0);
 
   result->swap(content);
   return net::OK;
 }