Drop data offset in PP_EncryptedBlockInfo.

content/renderer/pepper/content_decryptor_delegate.cc

Index: content/renderer/pepper/content_decryptor_delegate.cc
diff --git a/content/renderer/pepper/content_decryptor_delegate.cc b/content/renderer/pepper/content_decryptor_delegate.cc
index f0fbdd7af37bbadff1af9c10f7cb0636ddbbc139..b11acd3e5376f67816f5ef646a5a4090d557f894 100644
--- a/content/renderer/pepper/content_decryptor_delegate.cc
+++ b/content/renderer/pepper/content_decryptor_delegate.cc
@@ -106,8 +106,6 @@ static bool MakeEncryptedBlockInfo(
 
   const media::DecryptConfig* decrypt_config =
       encrypted_buffer->decrypt_config();
-  // TODO(xhwang): Drop |data_offset| in PP_EncryptedBlockInfo.
-  block_info->data_offset = 0;
 
   if (!CopyStringToArray(decrypt_config->key_id(), block_info->key_id) ||
       !CopyStringToArray(decrypt_config->iv(), block_info->iv))