CDCA is plumbed through BP

CDCA can be invoked with a bundle extra originating from BiometricService.
This allows us to add/forward new BP builder options to CDCA without having
duplicate API each time.

Bug: 111461540
Test: test app, receives correct callbacks
Test: CDC still works

Change-Id: Ia2080d161abba87949338176b34cdf440ed4ed53

src/com/android/settings/password/ConfirmDeviceCredentialBaseActivity.java

@@ -17,6 +17,8 @@
 package com.android.settings.password;
 
 import android.app.KeyguardManager;
+import android.hardware.biometrics.BiometricConstants;
+import android.hardware.biometrics.BiometricManager;
 import android.os.Bundle;
 import android.os.UserManager;
 import android.view.MenuItem;
@@ -45,6 +47,7 @@ public abstract class ConfirmDeviceCredentialBaseActivity extends SettingsActivi
     private boolean mFirstTimeVisible = true;
     private boolean mIsKeyguardLocked = false;
     private ConfirmCredentialTheme mConfirmCredentialTheme;
+    private BiometricManager mBiometricManager;
 
     private boolean isInternalActivity() {
         return (this instanceof ConfirmLockPassword.InternalActivity)
@@ -68,6 +71,8 @@ public abstract class ConfirmDeviceCredentialBaseActivity extends SettingsActivi
         }
         super.onCreate(savedState);
 
+        mBiometricManager = getSystemService(BiometricManager.class);
+
         if (mConfirmCredentialTheme == ConfirmCredentialTheme.NORMAL) {
             // Prevent the content parent from consuming the window insets because GlifLayout uses
             // it to show the status bar background.
@@ -140,6 +145,17 @@ public abstract class ConfirmDeviceCredentialBaseActivity extends SettingsActivi
         }
     }
 
+    @Override
+    public void onStop() {
+        super.onStop();
+        // TODO(b/123378871): Remove when moved.
+        if (!isChangingConfigurations()) {
+            mBiometricManager.onConfirmDeviceCredentialError(
+                    BiometricConstants.BIOMETRIC_ERROR_USER_CANCELED,
+                    getString(com.android.internal.R.string.biometric_error_user_canceled));
+        }
+    }
+
     @Override
     public void finish() {
         super.finish();