Make DefaultDeleter for Video{De|En}codeAccelerator

media/video/video_encode_accelerator.cc

Index: media/video/video_encode_accelerator.cc
diff --git a/media/video/video_encode_accelerator.cc b/media/video/video_encode_accelerator.cc
index 6309180bceb536b63b4685a574632130a75619d6..d8a5838036fdd1f483325f1968268781b4cb5a01 100644
--- a/media/video/video_encode_accelerator.cc
+++ b/media/video/video_encode_accelerator.cc
@@ -9,3 +9,14 @@ namespace media {
 VideoEncodeAccelerator::~VideoEncodeAccelerator() {}
 
 }  // namespace media
+
+namespace base {
+
+void DefaultDeleter<media::VideoEncodeAccelerator>::operator()(
+    void* video_encode_accelerator) const {
+  static_cast<media::VideoEncodeAccelerator*>(video_encode_accelerator)->
+      Destroy();
+}
+
+}  // namespace base
+