Tighten up Binder.clearCallingIdentity() usage.

This is a second CL in a chain that fixes minor fallout from the
previous CL which was purely mechanical.

Bug: 155703208
Test: make
Exempt-From-Owner-Approval: trivial refactoring
Change-Id: I38e924a8061dc7a1194003412c46df29c13fb035
diff --git a/services/core/java/com/android/server/accounts/AccountManagerService.java b/services/core/java/com/android/server/accounts/AccountManagerService.java
index 5ddc0b8..9a94e4e 100644
--- a/services/core/java/com/android/server/accounts/AccountManagerService.java
+++ b/services/core/java/com/android/server/accounts/AccountManagerService.java
@@ -2865,11 +2865,11 @@
         // Get the calling package. We will use it for the purpose of caching.
         final String callerPkg = loginOptions.getString(AccountManager.KEY_ANDROID_PACKAGE_NAME);
         List<String> callerOwnedPackageNames;
-        ident = Binder.clearCallingIdentity();
+        final long ident2 = Binder.clearCallingIdentity();
         try {
             callerOwnedPackageNames = Arrays.asList(mPackageManager.getPackagesForUid(callerUid));
         } finally {
-            Binder.restoreCallingIdentity(ident);
+            Binder.restoreCallingIdentity(ident2);
         }
         if (callerPkg == null || !callerOwnedPackageNames.contains(callerPkg)) {
             String msg = String.format(
diff --git a/services/core/java/com/android/server/notification/NotificationManagerService.java b/services/core/java/com/android/server/notification/NotificationManagerService.java
index e6147ab..67ef029 100755
--- a/services/core/java/com/android/server/notification/NotificationManagerService.java
+++ b/services/core/java/com/android/server/notification/NotificationManagerService.java
@@ -879,11 +879,11 @@
                         Binder.restoreCallingIdentity(identity);
                     }
 
-                    identity = Binder.clearCallingIdentity();
+                    final long identity2 = Binder.clearCallingIdentity();
                     try {
                         mVibrator.cancel();
                     } finally {
-                        Binder.restoreCallingIdentity(identity);
+                        Binder.restoreCallingIdentity(identity2);
                     }
                 }
             }