Parameterize "forbid analog" in mod mock

Merge from Widevine repo of http://go/wvgerrit/43660

This CL adds parameters to the mod mock to control various analog
output behaviour.

bug: 38005556

Change-Id: I308b300a2dd73f6bb7fb798d56c2c631a09f3765

libwvdrmengine/oemcrypto/ref/src/oemcrypto_engine_ref.h

@@ -94,6 +94,20 @@ class CryptoEngine {
   // Returns the max HDCP version supported.
   virtual OEMCrypto_HDCP_Capability config_maximum_hdcp_capability();
 
+  // Return true if there might be analog video output enabled.
+  virtual bool analog_display_active() {
+    return !config_local_display_only();
+  }
+
+  // Return true if there is an analog display, and CGMS A is turned on.
+  virtual bool cgms_a_active() { return false; }
+
+  // Return the analog output flags.
+  virtual uint32_t analog_output_flags() {
+    return config_local_display_only() ? OEMCrypto_No_Analog_Output
+                                       : OEMCrypto_Supports_Analog_Output;
+  }
+
   UsageTable& usage_table() { return *(usage_table_.get()); }
   wvcdm::FileSystem* file_system() { return file_system_.get(); }