Run clang-modernize -use-nullptr over src/extensions/.

extensions/common/manifest.cc

 // Copyright 2013 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 "extensions/common/manifest.h"
 
 #include "base/basictypes.h"
 #include "base/lazy_instance.h"
 #include "base/logging.h"
 #include "base/strings/string_split.h"
@@ skipping 99 matching lines @@
 
 Manifest::Manifest(Location location, scoped_ptr<base::DictionaryValue> value)
     : location_(location),
       value_(value.Pass()),
       type_(TYPE_UNKNOWN) {
   if (value_->HasKey(keys::kTheme)) {
     type_ = TYPE_THEME;
   } else if (value_->HasKey(keys::kExport)) {
     type_ = TYPE_SHARED_MODULE;
   } else if (value_->HasKey(keys::kApp)) {
-    if (value_->Get(keys::kWebURLs, NULL) ||
-        value_->Get(keys::kLaunchWebURL, NULL)) {
+    if (value_->Get(keys::kWebURLs, nullptr) ||
+        value_->Get(keys::kLaunchWebURL, nullptr)) {
       type_ = TYPE_HOSTED_APP;
-    } else if (value_->Get(keys::kPlatformAppBackground, NULL)) {
+    } else if (value_->Get(keys::kPlatformAppBackground, nullptr)) {
       type_ = TYPE_PLATFORM_APP;
     } else {
       type_ = TYPE_LEGACY_PACKAGED_APP;
     }
   } else {
     type_ = TYPE_EXTENSION;
   }
   CHECK_NE(type_, TYPE_UNKNOWN);
 }
 
@@ skipping 12 matching lines @@
   // checking to let developers know when they screw up.
 
   const FeatureProvider* manifest_feature_provider =
       FeatureProvider::GetManifestFeatures();
   const std::vector<std::string>& feature_names =
       manifest_feature_provider->GetAllFeatureNames();
   for (std::vector<std::string>::const_iterator feature_name =
            feature_names.begin();
        feature_name != feature_names.end(); ++feature_name) {
     // Use Get instead of HasKey because the former uses path expansion.
-    if (!value_->Get(*feature_name, NULL))
+    if (!value_->Get(*feature_name, nullptr))
       continue;
 
     Feature* feature = manifest_feature_provider->GetFeature(*feature_name);
     Feature::Availability result = feature->IsAvailableToManifest(
         extension_id_, type_, location_, GetManifestVersion());
     if (!result.is_available())
       warnings->push_back(InstallWarning(result.message(), *feature_name));
   }
 
   // Also generate warnings for keys that are not features.
   for (base::DictionaryValue::Iterator it(*value_); !it.IsAtEnd();
        it.Advance()) {
     if (!manifest_feature_provider->GetFeature(it.key())) {
       warnings->push_back(InstallWarning(
           ErrorUtils::FormatErrorMessage(
               manifest_errors::kUnrecognizedManifestKey, it.key()),
           it.key()));
     }
   }
   return true;
 }
 
 bool Manifest::HasKey(const std::string& key) const {
   return CanAccessKey(key) && value_->HasKey(key);
 }
 
 bool Manifest::HasPath(const std::string& path) const {
-  base::Value* ignored = NULL;
+  base::Value* ignored = nullptr;
   return CanAccessPath(path) && value_->Get(path, &ignored);
 }
 
 bool Manifest::Get(
     const std::string& path, const base::Value** out_value) const {
   return CanAccessPath(path) && value_->Get(path, out_value);
 }
 
 bool Manifest::GetBoolean(
     const std::string& path, bool* out_value) const {
@@ skipping 61 matching lines @@
   Feature* feature = FeatureProvider::GetManifestFeatures()->GetFeature(key);
   if (!feature)
     return true;
 
   return feature->IsAvailableToManifest(
                       extension_id_, type_, location_, GetManifestVersion())
       .is_available();
 }
 
 }  // namespace extensions