Block platform verification and file IO in the CDM adapter if the CDM configuration disallows them.

ppapi/cpp/private/content_decryptor_private.h

Index: ppapi/cpp/private/content_decryptor_private.h
diff --git a/ppapi/cpp/private/content_decryptor_private.h b/ppapi/cpp/private/content_decryptor_private.h
index 97afeae1ad61fee3e99beae8e53119a9dda825d7..35359a0fe98b4a1325bf049941ac63b81f51eb70 100644
--- a/ppapi/cpp/private/content_decryptor_private.h
+++ b/ppapi/cpp/private/content_decryptor_private.h
@@ -34,7 +34,9 @@ class ContentDecryptor_Private {
   // TODO(tomfinegan): This could be optimized to pass pp::Var instead of
   // strings. The change would allow the CDM wrapper to reuse vars when
   // replying to the browser.
-  virtual void Initialize(const std::string& key_system) = 0;
+  virtual void Initialize(const std::string& key_system,
+                          bool allow_distinctive_identifier,
+                          bool allow_persistent_state) = 0;
   virtual void SetServerCertificate(uint32_t promise_id,
                                     pp::VarArrayBuffer server_certificate) = 0;
   virtual void CreateSessionAndGenerateRequest(