EME v0.1: Report defaultURL in KeyMessage.

webkit/media/crypto/ppapi/clear_key_cdm.cc

Index: webkit/media/crypto/ppapi/clear_key_cdm.cc
diff --git a/webkit/media/crypto/ppapi/clear_key_cdm.cc b/webkit/media/crypto/ppapi/clear_key_cdm.cc
index 2f0453aa8556105d0f4af5b7fbf7869d6f0f0193..7de21547531a561f69439b172754c1678ec6fc4b 100644
--- a/webkit/media/crypto/ppapi/clear_key_cdm.cc
+++ b/webkit/media/crypto/ppapi/clear_key_cdm.cc
@@ -185,6 +185,7 @@ void ClearKeyCdm::Client::KeyMessage(const std::string& key_system,
   session_id_ = session_id;
   key_message_ = message.Pass();
   key_message_length_ = message_length;
+  default_url_ = default_url;
 }
 
 void ClearKeyCdm::Client::NeedKey(const std::string& key_system,
@@ -293,7 +294,8 @@ void ClearKeyCdm::TimerExpired(cdm::KeyMessage* msg, bool* populated) {
   msg->set_message(allocator_->Allocate(msg_string.length()));
   memcpy(msg->message()->data(), msg_string.data(), msg_string.length());
   msg->set_session_id(latest_session_id_.data(), latest_session_id_.length());
-  msg->set_default_url(NULL, 0);
+  const char url[] = "http://externalclearkey.chromium.org";
+  msg->set_default_url(url, arraysize(url));
 
   *populated = true;