C++11 declares a type safe null pointer

content/common/gpu/media/android_video_decode_accelerator.cc

Index: content/common/gpu/media/android_video_decode_accelerator.cc
diff --git a/content/common/gpu/media/android_video_decode_accelerator.cc b/content/common/gpu/media/android_video_decode_accelerator.cc
index 0eee64152f51126fa599433e3c83ecc099487693..20b1356b7f5fc4a5d43111f0d74b2e628bd2551b 100644
--- a/content/common/gpu/media/android_video_decode_accelerator.cc
+++ b/content/common/gpu/media/android_video_decode_accelerator.cc
@@ -69,7 +69,7 @@ static inline const base::TimeDelta NoWaitTimeOut() {
 AndroidVideoDecodeAccelerator::AndroidVideoDecodeAccelerator(
     const base::WeakPtr<gpu::gles2::GLES2Decoder> decoder,
     const base::Callback<bool(void)>& make_context_current)
-    : client_(NULL),
+    : client_(nullptr),
       make_context_current_(make_context_current),
       codec_(media::kCodecH264),
       state_(NO_ERROR),
@@ -228,7 +228,7 @@ void AndroidVideoDecodeAccelerator::DequeueOutput() {
     size_t size = 0;
 
     media::MediaCodecStatus status = media_codec_->DequeueOutputBuffer(
-        NoWaitTimeOut(), &buf_index, &offset, &size, &timestamp, &eos, NULL);
+        NoWaitTimeOut(), &buf_index, &offset, &size, &timestamp, &eos, nullptr);
     switch (status) {
       case media::MEDIA_CODEC_DEQUEUE_OUTPUT_AGAIN_LATER:
       case media::MEDIA_CODEC_ERROR:
@@ -458,7 +458,7 @@ bool AndroidVideoDecodeAccelerator::ConfigureMediaCodec() {
   // Pass a dummy 320x240 canvas size and let the codec signal the real size
   // when it's known from the bitstream.
   media_codec_.reset(media::VideoCodecBridge::CreateDecoder(
-      codec_, false, gfx::Size(320, 240), surface.j_surface().obj(), NULL));
+      codec_, false, gfx::Size(320, 240), surface.j_surface().obj(), nullptr));
   if (!media_codec_)
     return false;