API review - move confirm credential constants from Intent

Moves constants from Intent to KeyguardManager.

Fixes bug 17006280

Change-Id: I8ee1f534816a3fe823ad44479e227ba6d3675389
diff --git a/AndroidManifest.xml b/AndroidManifest.xml
index 63cb07c..6ff3639 100644
--- a/AndroidManifest.xml
+++ b/AndroidManifest.xml
@@ -1109,7 +1109,11 @@
         <!-- Lock screen settings -->
         <activity android:name="ConfirmDeviceCredentialActivity"
             android:exported="true">
-            <!-- Use high-priority to prevent an installed activity from masquerading as this one. -->
+            <intent-filter>
+                <action android:name="android.app.action.CONFIRM_DEVICE_CREDENTIAL" />
+                <category android:name="android.intent.category.DEFAULT" />
+            </intent-filter>
+            <!-- TODO: Remove this once new API is being used -->
             <intent-filter android:priority="1000">
                 <action android:name="android.intent.action.CONFIRM_DEVICE_CREDENTIAL" />
                 <category android:name="android.intent.category.DEFAULT" />