Remove unnecessary instrumentation for several jank bugs.

components/domain_reliability/monitor.cc

 // Copyright 2014 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 "components/domain_reliability/monitor.h"
 
 #include "base/command_line.h"
 #include "base/logging.h"
 #include "base/profiler/scoped_tracker.h"
 #include "base/single_thread_task_runner.h"
@@ skipping 58 matching lines @@
 
 void DomainReliabilityMonitor::MoveToNetworkThread() {
   DCHECK(OnPrefThread());
   DCHECK(!moved_to_network_thread_);
 
   moved_to_network_thread_ = true;
 }
 
 void DomainReliabilityMonitor::InitURLRequestContext(
     net::URLRequestContext* url_request_context) {
-  // TODO(vadimt): Remove ScopedTracker below once crbug.com/436671 is fixed.
-  tracked_objects::ScopedTracker tracking_profile(
-      FROM_HERE_WITH_EXPLICIT_FUNCTION(
-          "436671 DomainReliabilityMonitor::InitURLRequestContext"));
-
   DCHECK(OnNetworkThread());
   DCHECK(moved_to_network_thread_);
 
   scoped_refptr<net::URLRequestContextGetter> url_request_context_getter =
       new net::TrivialURLRequestContextGetter(url_request_context,
                                               network_task_runner_);
   InitURLRequestContext(url_request_context_getter);
 }
 
 void DomainReliabilityMonitor::InitURLRequestContext(
     const scoped_refptr<net::URLRequestContextGetter>&
         url_request_context_getter) {
   DCHECK(OnNetworkThread());
   DCHECK(moved_to_network_thread_);
 
   // Make sure the URLRequestContext actually lives on what was declared to be
   // the network thread.
   DCHECK(url_request_context_getter->GetNetworkTaskRunner()->
          RunsTasksOnCurrentThread());
 
   uploader_ = DomainReliabilityUploader::Create(time_.get(),
                                                 url_request_context_getter);
 }
 
 void DomainReliabilityMonitor::AddBakedInConfigs() {
-  // TODO(vadimt): Remove ScopedTracker below once crbug.com/436671 is fixed.
+  // TODO(ttuttle): Remove ScopedTracker below once crbug.com/436671 is fixed.
   tracked_objects::ScopedTracker tracking_profile(
       FROM_HERE_WITH_EXPLICIT_FUNCTION(
           "436671 DomainReliabilityMonitor::AddBakedInConfigs"));
 
   DCHECK(OnNetworkThread());
   DCHECK(moved_to_network_thread_);
 
   base::Time now = base::Time::Now();
   for (size_t i = 0; kBakedInJsonConfigs[i]; ++i) {
     base::StringPiece json(kBakedInJsonConfigs[i]);
@@ skipping 69 matching lines @@
 
   scoped_ptr<base::DictionaryValue> data_value(new base::DictionaryValue());
   data_value->Set("contexts", context_manager_.GetWebUIData());
   return data_value.Pass();
 }
 
 DomainReliabilityContext* DomainReliabilityMonitor::AddContextForTesting(
     scoped_ptr<const DomainReliabilityConfig> config) {
   DCHECK(OnNetworkThread());
 
-  // TODO(vadimt): Remove ScopedTracker below once crbug.com/436671 is fixed.
-  tracked_objects::ScopedTracker tracking_profile(
-      FROM_HERE_WITH_EXPLICIT_FUNCTION(
-          "436671 DomainReliabilityConfig::AddContextForConfig"));
-
   return context_manager_.AddContextForConfig(config.Pass());
 }
 
 scoped_ptr<DomainReliabilityContext>
 DomainReliabilityMonitor::CreateContextForConfig(
     scoped_ptr<const DomainReliabilityConfig> config) {
   DCHECK(OnNetworkThread());
   DCHECK(config);
   DCHECK(config->IsValid());
 
@@ skipping 79 matching lines @@
   beacon.domain = request.url.host();
   context_manager_.RouteBeacon(request.url, beacon);
 }
 
 base::WeakPtr<DomainReliabilityMonitor>
 DomainReliabilityMonitor::MakeWeakPtr() {
   return weak_factory_.GetWeakPtr();
 }
 
 }  // namespace domain_reliability