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

extensions/common/manifest_handlers/file_handler_info.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 "extensions/common/manifest_handlers/file_handler_info.h"
 
 #include "base/memory/scoped_ptr.h"
 #include "base/strings/string_number_conversions.h"
 #include "base/strings/stringprintf.h"
 #include "base/strings/utf_string_conversions.h"
@@ skipping 16 matching lines @@
 FileHandlerInfo::~FileHandlerInfo() {}
 
 FileHandlers::FileHandlers() {}
 FileHandlers::~FileHandlers() {}
 
 // static
 const FileHandlersInfo* FileHandlers::GetFileHandlers(
     const Extension* extension) {
   FileHandlers* info = static_cast<FileHandlers*>(
       extension->GetManifestData(keys::kFileHandlers));
-  return info ? &info->file_handlers : NULL;
+  return info ? &info->file_handlers : nullptr;
 }
 
 FileHandlersParser::FileHandlersParser() {
 }
 
 FileHandlersParser::~FileHandlersParser() {
 }
 
 bool LoadFileHandler(const std::string& handler_id,
                      const base::DictionaryValue& handler_info,
                      FileHandlersInfo* file_handlers,
                      base::string16* error,
                      std::vector<InstallWarning>* install_warnings) {
   DCHECK(error);
   FileHandlerInfo handler;
 
   handler.id = handler_id;
 
-  const base::ListValue* mime_types = NULL;
+  const base::ListValue* mime_types = nullptr;
   if (handler_info.HasKey(keys::kFileHandlerTypes) &&
       !handler_info.GetList(keys::kFileHandlerTypes, &mime_types)) {
     *error = ErrorUtils::FormatErrorMessageUTF16(
         errors::kInvalidFileHandlerType, handler_id);
     return false;
   }
 
-  const base::ListValue* file_extensions = NULL;
+  const base::ListValue* file_extensions = nullptr;
   if (handler_info.HasKey(keys::kFileHandlerExtensions) &&
       !handler_info.GetList(keys::kFileHandlerExtensions, &file_extensions)) {
     *error = ErrorUtils::FormatErrorMessageUTF16(
         errors::kInvalidFileHandlerExtension, handler_id);
     return false;
   }
 
   if ((!mime_types || mime_types->empty()) &&
       (!file_extensions || file_extensions->empty())) {
     *error = ErrorUtils::FormatErrorMessageUTF16(
@@ skipping 42 matching lines @@
                          keys::kFileHandlers,
                          it.key()));
     }
   }
 
   return true;
 }
 
 bool FileHandlersParser::Parse(Extension* extension, base::string16* error) {
   scoped_ptr<FileHandlers> info(new FileHandlers);
-  const base::DictionaryValue* all_handlers = NULL;
+  const base::DictionaryValue* all_handlers = nullptr;
   if (!extension->manifest()->GetDictionary(keys::kFileHandlers,
                                             &all_handlers)) {
     *error = base::ASCIIToUTF16(errors::kInvalidFileHandlers);
     return false;
   }
 
   std::vector<InstallWarning> install_warnings;
   for (base::DictionaryValue::Iterator iter(*all_handlers);
        !iter.IsAtEnd();
        iter.Advance()) {
-    const base::DictionaryValue* handler = NULL;
+    const base::DictionaryValue* handler = nullptr;
     if (iter.value().GetAsDictionary(&handler)) {
       if (!LoadFileHandler(iter.key(),
                            *handler,
                            &info->file_handlers,
                            error,
                            &install_warnings))
         return false;
     } else {
       *error = base::ASCIIToUTF16(errors::kInvalidFileHandlers);
       return false;
@@ skipping 17 matching lines @@
   extension->SetManifestData(keys::kFileHandlers, info.release());
   extension->AddInstallWarnings(install_warnings);
   return true;
 }
 
 const std::vector<std::string> FileHandlersParser::Keys() const {
   return SingleKey(keys::kFileHandlers);
 }
 
 }  // namespace extensions