Mojo: NULL -> nullptr in mojo/system and mojo/embedder.

mojo/embedder/simple_platform_shared_buffer.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 "mojo/embedder/simple_platform_shared_buffer.h"
 
 #include "base/logging.h"
 #include "mojo/embedder/platform_handle_utils.h"
 
 namespace mojo {
 namespace embedder {
 
 // static
 SimplePlatformSharedBuffer* SimplePlatformSharedBuffer::Create(
     size_t num_bytes) {
   DCHECK_GT(num_bytes, 0u);
 
   SimplePlatformSharedBuffer* rv = new SimplePlatformSharedBuffer(num_bytes);
   if (!rv->Init()) {
     // We can't just delete it directly, due to the "in destructor" (debug)
     // check.
     scoped_refptr<SimplePlatformSharedBuffer> deleter(rv);
-    return NULL;
+    return nullptr;
   }
 
   return rv;
 }
 
 // static
 SimplePlatformSharedBuffer*
 SimplePlatformSharedBuffer::CreateFromPlatformHandle(
     size_t num_bytes,
     ScopedPlatformHandle platform_handle) {
   DCHECK_GT(num_bytes, 0u);
 
   SimplePlatformSharedBuffer* rv = new SimplePlatformSharedBuffer(num_bytes);
   if (!rv->InitFromPlatformHandle(platform_handle.Pass())) {
     // We can't just delete it directly, due to the "in destructor" (debug)
     // check.
     scoped_refptr<SimplePlatformSharedBuffer> deleter(rv);
-    return NULL;
+    return nullptr;
   }
 
   return rv;
 }
 
 size_t SimplePlatformSharedBuffer::GetNumBytes() const {
   return num_bytes_;
 }
 
 scoped_ptr<PlatformSharedBufferMapping> SimplePlatformSharedBuffer::Map(
@@ skipping 47 matching lines @@
 void* SimplePlatformSharedBufferMapping::GetBase() const {
   return base_;
 }
 
 size_t SimplePlatformSharedBufferMapping::GetLength() const {
   return length_;
 }
 
 }  // namespace embedder
 }  // namespace mojo