Allow using USER_ALL as user id when killing package dependents.

Don't check package uid when trying to kill app dependents for all users
since that check will always fail.

Bug: 26973351
Change-Id: I52b28fe82791887e2af5f937afdfff6e5d565d6e
diff --git a/services/core/java/com/android/server/am/ActivityManagerService.java b/services/core/java/com/android/server/am/ActivityManagerService.java
index 9dae740..c530d7d 100644
--- a/services/core/java/com/android/server/am/ActivityManagerService.java
+++ b/services/core/java/com/android/server/am/ActivityManagerService.java
@@ -20758,7 +20758,7 @@
             pkgUid = pm.getPackageUid(packageName, MATCH_DEBUG_TRIAGED_MISSING, userId);
         } catch (RemoteException e) {
         }
-        if (pkgUid == -1) {
+        if (userId != UserHandle.USER_ALL && pkgUid == -1) {
             throw new IllegalArgumentException(
                     "Cannot kill dependents of non-existing package " + packageName);
         }
diff --git a/services/core/java/com/android/server/webkit/WebViewUpdateService.java b/services/core/java/com/android/server/webkit/WebViewUpdateService.java
index c3a6f5d..3e8269a 100644
--- a/services/core/java/com/android/server/webkit/WebViewUpdateService.java
+++ b/services/core/java/com/android/server/webkit/WebViewUpdateService.java
@@ -29,6 +29,7 @@
 import android.os.Binder;
 import android.os.Process;
 import android.os.RemoteException;
+import android.os.UserHandle;
 import android.provider.Settings;
 import android.provider.Settings.Secure;
 import android.util.AndroidRuntimeException;
@@ -141,7 +142,7 @@
                                 // only kills dependents of packages that are being removed.
                                 try {
                                     ActivityManagerNative.getDefault().killPackageDependents(
-                                        oldProviderName, getContext().getUserId());
+                                        oldProviderName, UserHandle.USER_ALL);
                                 } catch (RemoteException e) {
                                 }
                             }
@@ -209,7 +210,7 @@
         try {
             if (oldPackage != null) {
                 ActivityManagerNative.getDefault().killPackageDependents(
-                        oldPackage.packageName, getContext().getUserId());
+                        oldPackage.packageName, UserHandle.USER_ALL);
             }
         } catch (RemoteException e) {
         }