Pass vendor-specific info as map.

This solves a problem of identifying, if a given application is talking
to a hardware that can handle format of these strings.

Bug: b/64229617
Test: VTS, instrumentation
Change-Id: If1a5f9900800b8537ef158beefcbaf3c1008c3da
diff --git a/broadcastradio/1.1/default/VirtualProgram.cpp b/broadcastradio/1.1/default/VirtualProgram.cpp
index 1c2285d..7977391 100644
--- a/broadcastradio/1.1/default/VirtualProgram.cpp
+++ b/broadcastradio/1.1/default/VirtualProgram.cpp
@@ -61,6 +61,11 @@
         createDemoBitmap(MetadataKey::ART, halRev),
     });
 
+    info11.vendorInfo = hidl_vec<VendorKeyValue>({
+        {"com.google.dummy", "dummy"},
+        {"com.google.dummy.VirtualProgram", std::to_string(reinterpret_cast<uintptr_t>(this))},
+    });
+
     return info11;
 }