[eme] Reject CDM calls after connection error

media/mojo/clients/mojo_cdm.h

Index: media/mojo/clients/mojo_cdm.h
diff --git a/media/mojo/clients/mojo_cdm.h b/media/mojo/clients/mojo_cdm.h
index 0971c627b508bde544f0da90b600fa08791532e0..ed81ce82bb1b8c01c15c139a5dc6bdb700d4c08e 100644
--- a/media/mojo/clients/mojo_cdm.h
+++ b/media/mojo/clients/mojo_cdm.h
@@ -28,6 +28,7 @@ class SingleThreadTaskRunner;
 
 namespace media {
 
+class MojoCdmTest;
 class MojoDecryptor;
 
 // A MediaKeys that proxies to a mojom::ContentDecryptionModule. That
@@ -76,6 +77,8 @@ class MojoCdm : public MediaKeys,
   int GetCdmId() const final;
 
  private:
+  friend class MojoCdmTest;

[xhwang, 2016/12/09 06:13:30]

This is not needed, see below.

[jrummell, 2016/12/13 20:57:34]

Done.

+
   MojoCdm(mojom::ContentDecryptionModulePtr remote_cdm,
           const SessionMessageCB& session_message_cb,
           const SessionClosedCB& session_closed_cb,