[C++11 Allowed Features] Declares a type-safe null pointer converting from NULL to nullptr in src/…

cc/output/filter_operations.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 "cc/output/filter_operations.h"
 
 #include <cmath>
 
 #include "base/debug/trace_event_argument.h"
 #include "base/values.h"
@@ skipping 169 matching lines @@
 
   FilterOperations blended_filters;
   for (size_t i = 0; i < shorter_size; i++) {
     blended_filters.Append(
         FilterOperation::Blend(&from.at(i), &at(i), progress));
   }
 
   if (from_is_longer) {
     for (size_t i = shorter_size; i < longer_size; i++) {
       blended_filters.Append(
-          FilterOperation::Blend(&from.at(i), NULL, progress));
+          FilterOperation::Blend(&from.at(i), nullptr, progress));
     }
   } else {
     for (size_t i = shorter_size; i < longer_size; i++)
-      blended_filters.Append(FilterOperation::Blend(NULL, &at(i), progress));
+      blended_filters.Append(FilterOperation::Blend(nullptr, &at(i), progress));
   }
 
   return blended_filters;
 }
 
 void FilterOperations::AsValueInto(base::debug::TracedValue* value) const {
   for (size_t i = 0; i < operations_.size(); ++i) {
     value->BeginDictionary();
     operations_[i].AsValueInto(value);
     value->EndDictionary();
   }
 }
 
 }  // namespace cc