Rename EME WD call parameters

content/renderer/media/crypto/ppapi_decryptor.h

Index: content/renderer/media/crypto/ppapi_decryptor.h
diff --git a/content/renderer/media/crypto/ppapi_decryptor.h b/content/renderer/media/crypto/ppapi_decryptor.h
index 875233ca5438444195af16edb0e2ad71e7f00c64..95c5f74a4c3e9a23efabc23e486d6206c9041bce 100644
--- a/content/renderer/media/crypto/ppapi_decryptor.h
+++ b/content/renderer/media/crypto/ppapi_decryptor.h
@@ -42,14 +42,14 @@ class PpapiDecryptor : public media::MediaKeys, public media::Decryptor {
   virtual ~PpapiDecryptor();
 
   // media::MediaKeys implementation.
-  virtual bool CreateSession(uint32 reference_id,
+  virtual bool CreateSession(uint32 session_id,
                              const std::string& type,
                              const uint8* init_data,
                              int init_data_length) OVERRIDE;
-  virtual void UpdateSession(uint32 reference_id,
+  virtual void UpdateSession(uint32 session_id,
                              const uint8* response,
                              int response_length) OVERRIDE;
-  virtual void ReleaseSession(uint32 reference_id) OVERRIDE;
+  virtual void ReleaseSession(uint32 session_id) OVERRIDE;
   virtual Decryptor* GetDecryptor() OVERRIDE;
 
   // media::Decryptor implementation.
@@ -82,18 +82,18 @@ class PpapiDecryptor : public media::MediaKeys, public media::Decryptor {
                  const media::SessionErrorCB& session_error_cb,
                  const base::Closure& destroy_plugin_cb);
 
-  void ReportFailureToCallPlugin(uint32 reference_id);
+  void ReportFailureToCallPlugin(uint32 session_id);
 
   void OnDecoderInitialized(StreamType stream_type, bool success);
 
   // Callbacks for |plugin_cdm_delegate_| to fire session events.
-  void OnSessionCreated(uint32 reference_id, const std::string& session_id);
-  void OnSessionMessage(uint32 reference_id,
+  void OnSessionCreated(uint32 session_id, const std::string& web_session_id);
+  void OnSessionMessage(uint32 session_id,
                         const std::vector<uint8>& message,
                         const std::string& destination_url);
-  void OnSessionReady(uint32 reference_id);
-  void OnSessionClosed(uint32 reference_id);
-  void OnSessionError(uint32 reference_id,
+  void OnSessionReady(uint32 session_id);
+  void OnSessionClosed(uint32 session_id);
+  void OnSessionError(uint32 session_id,
                       media::MediaKeys::KeyError error_code,
                       int system_code);