Add an offline test asset for the drm vts test

To test restoreKeys, a content configuration with a
license policy allowing offline playaback was needed.

Test: drm vts test

bug:34178477
Change-Id: Ib90d7a878c0f310569abb09f21138c7a6ac9daae

libwvdrmengine/vts/vendor_module/vts_module.cpp

@@ -87,6 +87,8 @@ namespace widevine_vts {
     WidevineVTSVendorModule_V1::getContentConfigurations() const {
 
         vector<DrmHalVTSVendorModule_V1::ContentConfiguration> configurations;
+
+        // Content Configuration #1
         {
             const string serverUrl = "http://widevine-proxy.appspot.com/proxy";
             const vector<uint8_t> initData = a2b_hex(
@@ -109,15 +111,51 @@ namespace widevine_vts {
             };
 
             ContentConfiguration config = {
-                .name = "UAT-asset1",
+                .name = "streaming_clip1",
                 .serverUrl = serverUrl,
                 .initData = initData,
                 .mimeType = "cenc",
                 .optionalParameters = map<string, string>(),
+                .policy.allowOffline = false,
+                .keys = keys
+            };
+            configurations.push_back(config);
+        }
+
+        // Content Configuration #2 - Allows offline playback
+        {
+            const string serverUrl = "http://widevine-proxy.appspot.com/proxy";
+            const vector<uint8_t> initData = a2b_hex(
+                    "00000040"                          // blob size
+                    "70737368"                          // "pssh"
+                    "00000000"                          // flags
+                    "edef8ba979d64acea3c827dcd51d21ed"  // Widevine system id
+                    "00000020"                          // pssh data size
+                    "08011a0d7769646576696e655f746573"  // pssh data...
+                    "74220d6f66666c696e655f636c697033"
+                    "7031");
+            const vector<uint8_t> keyId = a2b_hex("3260f39e12ccf653529990168a3583ff");
+            const vector<uint8_t> keyValue = a2b_hex("8040c019929b2cc116a2e8dac739eafa");
+            const vector<DrmHalVTSVendorModule_V1::ContentConfiguration::Key> keys = {
+                {
+                    .isSecure = false,
+                    .keyId = keyId,
+                    .clearContentKey = keyValue
+                }
+            };
+
+            ContentConfiguration config = {
+                .name = "offline_clip3",
+                .serverUrl = serverUrl,
+                .initData = initData,
+                .mimeType = "cenc",
+                .optionalParameters = map<string, string>(),
+                .policy.allowOffline = true,
                 .keys = keys
             };
             configurations.push_back(config);
         };
+
         return configurations;
     }