Avoid unnecessary nullptr check.

chrome/browser/net/predictor.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 "chrome/browser/net/predictor.h"
 
 #include <algorithm>
 #include <cmath>
 #include <iterator>
 #include <set>
@@ skipping 1099 matching lines @@
 Predictor::InitialObserver::InitialObserver() {
 }
 
 Predictor::InitialObserver::~InitialObserver() {
 }
 
 void Predictor::InitialObserver::Append(const GURL& url,
                                         Predictor* predictor) {
   DCHECK_CURRENTLY_ON(BrowserThread::IO);
 
-  // TODO(rlp): Do we really need the predictor check here?
-  if (nullptr == predictor)
-    return;
   if (kStartupResolutionCount <= first_navigations_.size())
     return;
 
   DCHECK(url.SchemeIsHTTPOrHTTPS());
   DCHECK_EQ(url, Predictor::CanonicalizeUrl(url));
   if (first_navigations_.find(url) == first_navigations_.end())
     first_navigations_[url] = base::TimeTicks::Now();
 }
 
 void Predictor::InitialObserver::GetInitialDnsResolutionList(
@@ skipping 67 matching lines @@
 }
 
 void SimplePredictor::ShutdownOnUIThread() {
   SetShutdown(true);
 }
 
 bool SimplePredictor::CanPrefetchAndPrerender() const { return true; }
 bool SimplePredictor::CanPreresolveAndPreconnect() const { return true; }
 
 }  // namespace chrome_browser_net