Pass DecryptConfig parameters over IPC and use it in AVDA.

media/base/decrypt_config.cc

Index: media/base/decrypt_config.cc
diff --git a/media/base/decrypt_config.cc b/media/base/decrypt_config.cc
index 7df9216ed98975b9525282994b6aa9c030689249..2f0535f0158d48252a617f9fcebd518bfefe361f 100644
--- a/media/base/decrypt_config.cc
+++ b/media/base/decrypt_config.cc
@@ -4,6 +4,7 @@
 
 #include "media/base/decrypt_config.h"
 
+#include <iomanip>
 #include "base/logging.h"
 
 namespace media {
@@ -37,4 +38,22 @@ bool DecryptConfig::Matches(const DecryptConfig& config) const {
   return true;
 }
 
+std::ostream& DecryptConfig::Print(std::ostream& os) const {
+  os << "key_id:" << std::hex << std::setfill('0');
+  for (char ch : key_id_)
+    os << std::setw(2) << static_cast<int>(ch);

[xhwang, 2015/10/22 06:13:51]

Here and below, will base::HexEncode() make things easier?

[Tima Vaisburd, 2015/10/22 21:57:26]

Done.

+
+  os << " iv:'" << std::hex << std::setfill('0');
+  for (char ch : iv_)
+    os << std::setw(2) << static_cast<int>(ch);
+
+  os << std::dec << std::setfill(' ') << "' subsamples:[";
+  for (SubsampleEntry entry : subsamples_) {
+    os << "(clear:" << entry.clear_bytes << ", cypher:" << entry.cypher_bytes
+       << ")";
+  }
+  os << "]";
+  return os;
+}
+
 }  // namespace media