[Password Manager Cleanup] Replaces NULL -> nullptr.

components/password_manager/core/browser/affiliation_utils.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/password_manager/core/browser/affiliation_utils.h"
 
 #include <algorithm>
 #include <ostream>
 
 #include "base/base64.h"
@@ skipping 37 matching lines @@
 
 // Canonicalizes a Web facet URI, and returns true if canonicalization was
 // successful and produced a valid URI.
 bool CanonicalizeWebFacetURI(const std::string& input_uri,
                              const url::Parsed& input_parsed,
                              std::string* canonical_uri) {
   url::Parsed canonical_parsed;
   url::StdStringCanonOutput canonical_output(canonical_uri);
 
   bool canonicalization_succeeded = url::CanonicalizeStandardURL(
-      input_uri.c_str(), input_uri.size(), input_parsed, NULL,
+      input_uri.c_str(), input_uri.size(), input_parsed, nullptr,
       &canonical_output, &canonical_parsed);
   canonical_output.Complete();
 
   if (canonicalization_succeeded && canonical_parsed.host.is_nonempty() &&
       !canonical_parsed.username.is_valid() &&
       !canonical_parsed.password.is_valid() &&
       ComponentString(*canonical_uri, canonical_parsed.path) == "/" &&
       !canonical_parsed.query.is_valid() && !canonical_parsed.ref.is_valid()) {
     // Get rid of the trailing slash added by url::CanonicalizeStandardURL().
     DCHECK_EQ((size_t)canonical_parsed.path.begin, canonical_uri->size() - 1);
@@ skipping 231 matching lines @@
     return true;
   return StartsWithASCII(group_name, "Enabled", /*case_sensitive=*/false);
 }
 
 bool IsValidAndroidFacetURI(const std::string& url) {
   FacetURI facet = FacetURI::FromPotentiallyInvalidSpec(url);
   return facet.IsValidAndroidFacetURI();
 }
 
 }  // namespace password_manager