Merge changes I69cdbb16,I6975e0b7

* changes:
  notify netd about uid internet permission changes when package replaced
  Backport PackageListObserver#onPackageChanged.
diff --git a/core/java/android/content/pm/PackageList.java b/core/java/android/content/pm/PackageList.java
index f781758..e3eb2c5 100644
--- a/core/java/android/content/pm/PackageList.java
+++ b/core/java/android/content/pm/PackageList.java
@@ -52,6 +52,13 @@
     }
 
     @Override
+    public void onPackageChanged(String packageName, int uid) {
+        if (mWrappedObserver != null) {
+            mWrappedObserver.onPackageChanged(packageName, uid);
+        }
+    }
+
+    @Override
     public void onPackageRemoved(String packageName, int uid) {
         if (mWrappedObserver != null) {
             mWrappedObserver.onPackageRemoved(packageName, uid);
diff --git a/core/java/android/content/pm/PackageManagerInternal.java b/core/java/android/content/pm/PackageManagerInternal.java
index c299369..0694c5f 100644
--- a/core/java/android/content/pm/PackageManagerInternal.java
+++ b/core/java/android/content/pm/PackageManagerInternal.java
@@ -63,6 +63,8 @@
     public interface PackageListObserver {
         /** A package was added to the system. */
         void onPackageAdded(@NonNull String packageName, int uid);
+        /** A package was changed - either installed for a specific user or updated. */
+        default void onPackageChanged(@NonNull String packageName, int uid) {}
         /** A package was removed from the system. */
         void onPackageRemoved(@NonNull String packageName, int uid);
     }
diff --git a/services/core/java/com/android/server/connectivity/PermissionMonitor.java b/services/core/java/com/android/server/connectivity/PermissionMonitor.java
index fbe2589..29c4bad 100644
--- a/services/core/java/com/android/server/connectivity/PermissionMonitor.java
+++ b/services/core/java/com/android/server/connectivity/PermissionMonitor.java
@@ -130,6 +130,11 @@
         }
 
         @Override
+        public void onPackageChanged(@NonNull String packageName, int uid) {
+            sendPackagePermissionsForUid(uid, getPermissionForUid(uid));
+        }
+
+        @Override
         public void onPackageRemoved(String packageName, int uid) {
             sendPackagePermissionsForUid(uid, getPermissionForUid(uid));
         }
diff --git a/services/core/java/com/android/server/pm/PackageManagerService.java b/services/core/java/com/android/server/pm/PackageManagerService.java
index 88a1ef3..5b83f44 100644
--- a/services/core/java/com/android/server/pm/PackageManagerService.java
+++ b/services/core/java/com/android/server/pm/PackageManagerService.java
@@ -2155,6 +2155,8 @@
 
             if (allNewUsers && !update) {
                 notifyPackageAdded(packageName, res.uid);
+            } else {
+                notifyPackageChanged(packageName, res.uid);
             }
 
             // Log current value of "unknown sources" setting
@@ -13762,6 +13764,22 @@
     }
 
     @Override
+    public void notifyPackageChanged(String packageName, int uid) {
+        final PackageListObserver[] observers;
+        synchronized (mPackages) {
+            if (mPackageListObservers.size() == 0) {
+                return;
+            }
+            final PackageListObserver[] observerArray =
+                    new PackageListObserver[mPackageListObservers.size()];
+            observers = mPackageListObservers.toArray(observerArray);
+        }
+        for (int i = observers.length - 1; i >= 0; --i) {
+            observers[i].onPackageChanged(packageName, uid);
+        }
+    }
+
+    @Override
     public void notifyPackageRemoved(String packageName, int uid) {
         final PackageListObserver[] observers;
         synchronized (mPackages) {
@@ -24987,5 +25005,6 @@
     void sendPackageAddedForNewUsers(String packageName, boolean sendBootCompleted,
         boolean includeStopped, int appId, int[] userIds, int[] instantUserIds);
     void notifyPackageAdded(String packageName, int uid);
+    void notifyPackageChanged(String packageName, int uid);
     void notifyPackageRemoved(String packageName, int uid);
 }
diff --git a/services/tests/servicestests/src/com/android/server/pm/PackageManagerServiceTest.java b/services/tests/servicestests/src/com/android/server/pm/PackageManagerServiceTest.java
index 68728af..6a03aed 100644
--- a/services/tests/servicestests/src/com/android/server/pm/PackageManagerServiceTest.java
+++ b/services/tests/servicestests/src/com/android/server/pm/PackageManagerServiceTest.java
@@ -60,6 +60,11 @@
             }
 
             @Override
+            public void notifyPackageChanged(String packageName, int uid) {
+
+            }
+
+            @Override
             public void notifyPackageRemoved(String packageName, int uid) {
             }
         }