Convert media constants to constexpr.

media/base/video_frame.cc

 // Copyright (c) 2012 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 "media/base/video_frame.h"
 
 #include <algorithm>
 #include <climits>
 
 #include "base/atomic_sequence_num.h"
@@ skipping 446 matching lines @@
   if (frame->storage_type() == STORAGE_SHMEM)
     wrapping_frame->AddSharedMemoryHandle(frame->shared_memory_handle_);
 
   return wrapping_frame;
 }
 
 // static
 scoped_refptr<VideoFrame> VideoFrame::CreateEOSFrame() {
   scoped_refptr<VideoFrame> frame =
       new VideoFrame(PIXEL_FORMAT_UNKNOWN, STORAGE_UNKNOWN, gfx::Size(),
-                     gfx::Rect(), gfx::Size(), kNoTimestamp());
+                     gfx::Rect(), gfx::Size(), kNoTimestamp);
   frame->metadata()->SetBoolean(VideoFrameMetadata::END_OF_STREAM, true);
   return frame;
 }
 
 // static
 scoped_refptr<VideoFrame> VideoFrame::CreateColorFrame(
     const gfx::Size& size,
     uint8_t y,
     uint8_t u,
     uint8_t v,
@@ skipping 652 matching lines @@
   if (zero_initialize_memory)
     memset(data, 0, data_size);
 
   for (size_t plane = 0; plane < NumPlanes(format_); ++plane)
     data_[plane] = data + offset[plane];
 
   AddDestructionObserver(base::Bind(&base::AlignedFree, data));
 }
 
 }  // namespace media