diff --git a/packages/CarrierDefaultApp/assets/slice_purchase_test.html b/packages/CarrierDefaultApp/assets/slice_purchase_test.html
index 67d218413e74e..d2c1c04265bf0 100644
--- a/packages/CarrierDefaultApp/assets/slice_purchase_test.html
+++ b/packages/CarrierDefaultApp/assets/slice_purchase_test.html
@@ -20,7 +20,7 @@
     <meta charset="UTF-8">
     <meta name="description" content="
     This is a HTML page that calls and verifies responses from the @JavascriptInterface functions of
-    SlicePurchaseWebInterface. Test slice purchase application behavior using ADB shell commands and
+    DataBoostWebServiceFlow. Test slice purchase application behavior using ADB shell commands and
     the APIs below:
 
     FROM TERMINAL:
@@ -65,8 +65,8 @@
     <p id="requested_capability"></p>
 
     <h2>Notify purchase successful</h2>
-    <button type="button" onclick="testNotifyPurchaseSuccessful(60000)">
-        Notify purchase successful for 1 minute
+    <button type="button" onclick="testNotifyPurchaseSuccessful()">
+        Notify purchase successful
     </button>
     <p id="purchase_successful"></p>
 
diff --git a/packages/CarrierDefaultApp/assets/slice_purchase_test.js b/packages/CarrierDefaultApp/assets/slice_purchase_test.js
index 02c4feac7ee45..84ab1f9338389 100644
--- a/packages/CarrierDefaultApp/assets/slice_purchase_test.js
+++ b/packages/CarrierDefaultApp/assets/slice_purchase_test.js
@@ -15,19 +15,19 @@
  */
 
 function testGetRequestedCapability() {
-    let capability = SlicePurchaseWebInterface.getRequestedCapability();
+    let capability = DataBoostWebServiceFlow.getRequestedCapability();
     document.getElementById("requested_capability").innerHTML =
             "Premium capability requested: " + capability;
 }
 
-function testNotifyPurchaseSuccessful(duration_ms_long = 0) {
-    SlicePurchaseWebInterface.notifyPurchaseSuccessful(duration_ms_long);
+function testNotifyPurchaseSuccessful() {
+    DataBoostWebServiceFlow.notifyPurchaseSuccessful();
     document.getElementById("purchase_successful").innerHTML =
-            "Notified purchase success for duration: " + duration_ms_long;
+            "Notified purchase successful.";
 }
 
 function testNotifyPurchaseFailed(failure_code = 0, failure_reason = "unknown") {
-    SlicePurchaseWebInterface.notifyPurchaseFailed(failure_code, failure_reason);
+    DataBoostWebServiceFlow.notifyPurchaseFailed(failure_code, failure_reason);
     document.getElementById("purchase_failed").innerHTML =
             "Notified purchase failed.";
 }
diff --git a/packages/CarrierDefaultApp/src/com/android/carrierdefaultapp/SlicePurchaseWebInterface.java b/packages/CarrierDefaultApp/src/com/android/carrierdefaultapp/DataBoostWebServiceFlow.java
similarity index 79%
rename from packages/CarrierDefaultApp/src/com/android/carrierdefaultapp/SlicePurchaseWebInterface.java
rename to packages/CarrierDefaultApp/src/com/android/carrierdefaultapp/DataBoostWebServiceFlow.java
index 8547898df678e..0aadd31b6e18b 100644
--- a/packages/CarrierDefaultApp/src/com/android/carrierdefaultapp/SlicePurchaseWebInterface.java
+++ b/packages/CarrierDefaultApp/src/com/android/carrierdefaultapp/DataBoostWebServiceFlow.java
@@ -24,13 +24,13 @@ import android.webkit.JavascriptInterface;
 import com.android.phone.slice.SlicePurchaseController;
 
 /**
- * Slice purchase web interface class allowing carrier websites to send responses back to the
+ * Data boost web service flow interface allowing carrier websites to send responses back to the
  * slice purchase application using JavaScript.
  */
-public class SlicePurchaseWebInterface {
+public class DataBoostWebServiceFlow {
     @NonNull SlicePurchaseActivity mActivity;
 
-    public SlicePurchaseWebInterface(@NonNull SlicePurchaseActivity activity) {
+    public DataBoostWebServiceFlow(@NonNull SlicePurchaseActivity activity) {
         mActivity = activity;
     }
 
@@ -41,7 +41,7 @@ public class SlicePurchaseWebInterface {
      * This can be called using the JavaScript below:
      * <script type="text/javascript">
      *     function getRequestedCapability(duration) {
-     *         SlicePurchaseWebInterface.getRequestedCapability();
+     *         DataBoostWebServiceFlow.getRequestedCapability();
      *     }
      * </script>
      */
@@ -57,16 +57,14 @@ public class SlicePurchaseWebInterface {
      *
      * This can be called using the JavaScript below:
      * <script type="text/javascript">
-     *     function notifyPurchaseSuccessful(duration_ms_long = 0) {
-     *         SlicePurchaseWebInterface.notifyPurchaseSuccessful(duration_ms_long);
+     *     function notifyPurchaseSuccessful() {
+     *         DataBoostWebServiceFlow.notifyPurchaseSuccessful();
      *     }
      * </script>
-     *
-     * @param duration The duration for which the premium capability is purchased in milliseconds.
      */
     @JavascriptInterface
-    public void notifyPurchaseSuccessful(long duration) {
-        mActivity.onPurchaseSuccessful(duration);
+    public void notifyPurchaseSuccessful() {
+        mActivity.onPurchaseSuccessful();
     }
 
     /**
@@ -76,7 +74,7 @@ public class SlicePurchaseWebInterface {
      * This can be called using the JavaScript below:
      * <script type="text/javascript">
      *     function notifyPurchaseFailed(failure_code = 0, failure_reason = "unknown") {
-     *         SlicePurchaseWebInterface.notifyPurchaseFailed();
+     *         DataBoostWebServiceFlow.notifyPurchaseFailed();
      *     }
      * </script>
      *
diff --git a/packages/CarrierDefaultApp/src/com/android/carrierdefaultapp/SlicePurchaseActivity.java b/packages/CarrierDefaultApp/src/com/android/carrierdefaultapp/SlicePurchaseActivity.java
index 946185a3c4203..d304394dacb7f 100644
--- a/packages/CarrierDefaultApp/src/com/android/carrierdefaultapp/SlicePurchaseActivity.java
+++ b/packages/CarrierDefaultApp/src/com/android/carrierdefaultapp/SlicePurchaseActivity.java
@@ -32,21 +32,19 @@ import android.webkit.WebView;
 import com.android.phone.slice.SlicePurchaseController;
 
 import java.net.URL;
-import java.util.concurrent.TimeUnit;
 
 /**
  * Activity that launches when the user clicks on the performance boost notification.
  * This will open a {@link WebView} for the carrier website to allow the user to complete the
  * premium capability purchase.
  * The carrier website can get the requested premium capability using the JavaScript interface
- * method {@code SlicePurchaseWebInterface.getRequestedCapability()}.
+ * method {@code DataBoostWebServiceFlow.getRequestedCapability()}.
  * If the purchase is successful, the carrier website shall notify the slice purchase application
  * using the JavaScript interface method
- * {@code SlicePurchaseWebInterface.notifyPurchaseSuccessful(duration)}, where {@code duration} is
- * the optional duration of the performance boost.
+ * {@code DataBoostWebServiceFlow.notifyPurchaseSuccessful()}.
  * If the purchase was not successful, the carrier website shall notify the slice purchase
  * application using the JavaScript interface method
- * {@code SlicePurchaseWebInterface.notifyPurchaseFailed(code, reason)}, where {@code code} is the
+ * {@code DataBoostWebServiceFlow.notifyPurchaseFailed(code, reason)}, where {@code code} is the
  * {@link SlicePurchaseController.FailureCode} indicating the reason for failure and {@code reason}
  * is the human-readable reason for failure if the failure code is
  * {@link SlicePurchaseController#FAILURE_CODE_UNKNOWN}.
@@ -118,15 +116,11 @@ public class SlicePurchaseActivity extends Activity {
         setupWebView();
     }
 
-    protected void onPurchaseSuccessful(long duration) {
+    protected void onPurchaseSuccessful() {
         logd("onPurchaseSuccessful: Carrier website indicated successfully purchased premium "
-                + "capability " + TelephonyManager.convertPremiumCapabilityToString(mCapability)
-                + (duration > 0 ? " for " + TimeUnit.MILLISECONDS.toMinutes(duration) + " minutes."
-                : "."));
-        Intent intent = new Intent();
-        intent.putExtra(SlicePurchaseController.EXTRA_PURCHASE_DURATION, duration);
-        SlicePurchaseBroadcastReceiver.sendSlicePurchaseAppResponseWithData(mApplicationContext,
-                mIntent, SlicePurchaseController.EXTRA_INTENT_SUCCESS, intent);
+                + "capability " + TelephonyManager.convertPremiumCapabilityToString(mCapability));
+        SlicePurchaseBroadcastReceiver.sendSlicePurchaseAppResponse(
+                mIntent, SlicePurchaseController.EXTRA_INTENT_SUCCESS);
         finishAndRemoveTask();
     }
 
@@ -178,7 +172,7 @@ public class SlicePurchaseActivity extends Activity {
         //  the slice purchase application.
         mWebView.getSettings().setJavaScriptEnabled(true);
         mWebView.addJavascriptInterface(
-                new SlicePurchaseWebInterface(this), "SlicePurchaseWebInterface");
+                new DataBoostWebServiceFlow(this), "DataBoostWebServiceFlow");
 
         // Display WebView
         setContentView(mWebView);
diff --git a/packages/CarrierDefaultApp/tests/unit/src/com/android/carrierdefaultapp/SlicePurchaseActivityTest.java b/packages/CarrierDefaultApp/tests/unit/src/com/android/carrierdefaultapp/SlicePurchaseActivityTest.java
index daf0b42dbd7c6..e7a75e58105d8 100644
--- a/packages/CarrierDefaultApp/tests/unit/src/com/android/carrierdefaultapp/SlicePurchaseActivityTest.java
+++ b/packages/CarrierDefaultApp/tests/unit/src/com/android/carrierdefaultapp/SlicePurchaseActivityTest.java
@@ -53,6 +53,7 @@ public class SlicePurchaseActivityTest extends ActivityUnitTestCase<SlicePurchas
     private static final int PHONE_ID = 0;
 
     @Mock PendingIntent mPendingIntent;
+    @Mock PendingIntent mSuccessfulIntent;
     @Mock PendingIntent mCanceledIntent;
     @Mock CarrierConfigManager mCarrierConfigManager;
     @Mock NotificationManager mNotificationManager;
@@ -107,20 +108,18 @@ public class SlicePurchaseActivityTest extends ActivityUnitTestCase<SlicePurchas
         doReturn(true).when(mCanceledIntent).isBroadcast();
         doReturn(mCanceledIntent).when(spiedIntent).getParcelableExtra(
                 eq(SlicePurchaseController.EXTRA_INTENT_CANCELED), eq(PendingIntent.class));
+        doReturn(TelephonyManager.PHONE_PROCESS_NAME).when(mSuccessfulIntent).getCreatorPackage();
+        doReturn(true).when(mSuccessfulIntent).isBroadcast();
+        doReturn(mSuccessfulIntent).when(spiedIntent).getParcelableExtra(
+                eq(SlicePurchaseController.EXTRA_INTENT_SUCCESS), eq(PendingIntent.class));
 
         mSlicePurchaseActivity = startActivity(spiedIntent, null, null);
     }
 
     @Test
     public void testOnPurchaseSuccessful() throws Exception {
-        int duration = 5 * 60 * 1000; // 5 minutes
-        int invalidDuration = -1;
-        mSlicePurchaseActivity.onPurchaseSuccessful(duration);
-        ArgumentCaptor<Intent> intentCaptor = ArgumentCaptor.forClass(Intent.class);
-        verify(mPendingIntent).send(eq(mContext), eq(0), intentCaptor.capture());
-        Intent intent = intentCaptor.getValue();
-        assertEquals(duration, intent.getLongExtra(
-                SlicePurchaseController.EXTRA_PURCHASE_DURATION, invalidDuration));
+        mSlicePurchaseActivity.onPurchaseSuccessful();
+        verify(mSuccessfulIntent).send();
     }
 
     @Test