Adding VP8 Alpha support in Media Source

media/base/decoder_buffer.cc

Index: media/base/decoder_buffer.cc
diff --git a/media/base/decoder_buffer.cc b/media/base/decoder_buffer.cc
index aec45211f10d3d68998e304b445e463ea55b0f61..23cad327f29c2f12f3ec96f761dbf1cc1b203349 100644
--- a/media/base/decoder_buffer.cc
+++ b/media/base/decoder_buffer.cc
@@ -33,12 +33,14 @@ DecoderBuffer::DecoderBuffer(const uint8* data, int size,
       side_data_size_(side_data_size) {
   if (!data) {
     CHECK_EQ(size_, 0);
+    CHECK(!side_data);
     return;
   }
 
   Initialize();
   memcpy(data_.get(), data, size_);
-  memcpy(side_data_.get(), side_data, side_data_size_);
+  if (side_data_size_ > 0)

[acolwell GONE FROM CHROMIUM, 2013/05/21 19:47:48]

nit: Per offline discussion. s/side_data_size_/side_data/ since that is the real
reason we can't call memcpy.

[vignesh, 2013/05/21 21:05:21]

Done.

+    memcpy(side_data_.get(), side_data, side_data_size_);
 }
 
 DecoderBuffer::~DecoderBuffer() {}