Return apex name for PROPERTY_VENDOR

[ Merge of go/wvgerrit/c/cdm/+/170370 ]

Bug: 277620071
Test: WidevineHalTest
Change-Id: I05385358875723e20b13d3abb21a0deee9f35c29

libwvdrmengine/mediadrm/Android.bp

@@ -52,7 +52,10 @@ cc_library_static {
         "libutils_headers",
     ],
 
-    static_libs: ["libcdm_protos"],
+    static_libs: [
+        "lib_apex_manifest_minimal_proto_lite",
+        "libcdm_protos",
+    ],
 
     shared_libs: [
         "libbase",

libwvdrmengine/mediadrm/src/WVDrmPlugin.cpp

@@ -27,6 +27,7 @@
 #include "media/stagefright/MediaErrors.h"
 #include "openssl/sha.h"
 #include "string_conversions.h"
+#include "widevine_apex_info.h"
 #include "wv_cdm_constants.h"
 #include "wv_metrics.pb.h"
 #include "wv_metrics_adapter.h"
@@ -1063,7 +1064,18 @@ Status WVDrmPlugin::unprovisionDevice() {
   std::string value;
 
   if (name == "vendor") {
+#ifdef __ANDROID_APEX__
+    auto info = ::widevine::apex::GetApexInfo();
+    if (info.ok()) {
+      value = info->name;
+    } else {
+      auto err = info.error();
+      ALOGW("apex info error %d: %s", err.code().value(), err.message().c_str());
+      value = "Google";
+    }
+#else
     value = "Google";
+#endif
   } else if (name == "version") {
     status = queryProperty(wvcdm::QUERY_KEY_WVCDM_VERSION, value);
   } else if (name == "description") {