Update from https://crrev.com/315085

net/url_request/url_request.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/url_request/url_request.h"
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/callback.h"
 #include "base/compiler_specific.h"
@@ skipping 209 matching lines @@
 }
 
 const UploadDataStream* URLRequest::get_upload() const {
   return upload_data_stream_.get();
 }
 
 bool URLRequest::has_upload() const {
   return upload_data_stream_.get() != NULL;
 }
 
-void URLRequest::SetExtraRequestHeaderById(int id, const string& value,
-                                           bool overwrite) {
-  DCHECK(!is_pending_ || is_redirecting_);
-  NOTREACHED() << "implement me!";
-}
-
 void URLRequest::SetExtraRequestHeaderByName(const string& name,
                                              const string& value,
                                              bool overwrite) {
   DCHECK(!is_pending_ || is_redirecting_);
   if (overwrite) {
     extra_request_headers_.SetHeader(name, value);
   } else {
     extra_request_headers_.SetHeaderIfMissing(name, value);
   }
 }
@@ skipping 20 matching lines @@
 }
 
 int64 URLRequest::GetTotalReceivedBytes() const {
   if (!job_.get())
     return 0;
 
   return job_->GetTotalReceivedBytes();
 }
 
 LoadStateWithParam URLRequest::GetLoadState() const {
+  // TODO(pkasting): Remove ScopedTracker below once crbug.com/455952 is
+  // fixed.
+  tracked_objects::ScopedTracker tracking_profile(
+      FROM_HERE_WITH_EXPLICIT_FUNCTION("455952 URLRequest::GetLoadState"));
   // The !blocked_by_.empty() check allows |this| to report it's blocked on a
   // delegate before it has been started.
   if (calling_delegate_ || !blocked_by_.empty()) {
     return LoadStateWithParam(
         LOAD_STATE_WAITING_FOR_DELEGATE,
         use_blocked_by_as_load_param_ ? base::UTF8ToUTF16(blocked_by_) :
                                         base::string16());
   }
   return LoadStateWithParam(job_.get() ? job_->GetLoadState() : LOAD_STATE_IDLE,
                             base::string16());
@@ skipping 85 matching lines @@
   }
   if (final_upload_progress_.position()) {
     // The first job completed and none of the subsequent series of
     // GETs when following redirects will upload anything, so we return the
     // cached results from the initial job, the POST.
     return final_upload_progress_;
   }
   return job_->GetUploadProgress();
 }
 
-void URLRequest::GetResponseHeaderById(int id, string* value) {
-  DCHECK(job_.get());
-  NOTREACHED() << "implement me!";
-}
-
 void URLRequest::GetResponseHeaderByName(const string& name, string* value) {
   DCHECK(value);
   if (response_info_.headers.get()) {
     response_info_.headers->GetNormalizedHeader(name, value);
   } else {
     value->clear();
   }
 }
 
-void URLRequest::GetAllResponseHeaders(string* headers) {
-  DCHECK(headers);
-  if (response_info_.headers.get()) {
-    response_info_.headers->GetNormalizedHeaders(headers);
-  } else {
-    headers->clear();
-  }
-}
-
 HostPortPair URLRequest::GetSocketAddress() const {
   DCHECK(job_.get());
   return job_->GetSocketAddress();
 }
 
 HttpResponseHeaders* URLRequest::response_headers() const {
   return response_info_.headers.get();
 }
 
 void URLRequest::GetLoadTimingInfo(LoadTimingInfo* load_timing_info) const {
@@ skipping 820 matching lines @@
       new base::debug::StackTrace(NULL, 0);
   *stack_trace_copy = stack_trace;
   stack_trace_.reset(stack_trace_copy);
 }
 
 const base::debug::StackTrace* URLRequest::stack_trace() const {
   return stack_trace_.get();
 }
 
 }  // namespace net