Merge "Fix potential null package name" into tm-qpr-dev am: 0e12415b56

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/19714127

Change-Id: I9a6d7267e46adaa6f137aea5284a72b6c4b71f70
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>

services/core/java/com/android/server/location/contexthub/ContextHubClientBroker.java

@@ -322,6 +322,17 @@ public class ContextHubClientBroker extends IContextHubClient.Stub
         } else {
             mPendingIntentRequest = new PendingIntentRequest(pendingIntent, nanoAppId);
         }
+
+        if (packageName == null) {
+            String[] packages = mContext.getPackageManager().getPackagesForUid(
+                    Binder.getCallingUid());
+            if (packages != null && packages.length > 0) {
+                packageName = packages[0];
+            }
+            Log.e(TAG, "createClient: Provided package name null. Using first package name "
+                    + packageName);
+        }
+
         mPackage = packageName;
         mAttributionTag = attributionTag;
         mTransactionManager = transactionManager;