Swap parameters in QosCallback#registerQosCallback

Bug: 181551395
Test: unit tests
Change-Id: I9f3f7e7a1bbb19629a2607b82ce316768c4143df
diff --git a/framework/api/system-current.txt b/framework/api/system-current.txt
index a732430..39b9c7d 100644
--- a/framework/api/system-current.txt
+++ b/framework/api/system-current.txt
@@ -52,7 +52,7 @@
     method @Deprecated @RequiresPermission(android.Manifest.permission.TETHER_PRIVILEGED) public void getLatestTetheringEntitlementResult(int, boolean, @NonNull java.util.concurrent.Executor, @NonNull android.net.ConnectivityManager.OnTetheringEntitlementResultListener);
     method @Deprecated @RequiresPermission(anyOf={android.Manifest.permission.TETHER_PRIVILEGED, android.Manifest.permission.WRITE_SETTINGS}) public boolean isTetheringSupported();
     method @RequiresPermission(anyOf={android.net.NetworkStack.PERMISSION_MAINLINE_NETWORK_STACK, android.Manifest.permission.NETWORK_FACTORY}) public int registerNetworkProvider(@NonNull android.net.NetworkProvider);
-    method public void registerQosCallback(@NonNull android.net.QosSocketInfo, @NonNull android.net.QosCallback, @NonNull java.util.concurrent.Executor);
+    method public void registerQosCallback(@NonNull android.net.QosSocketInfo, @NonNull java.util.concurrent.Executor, @NonNull android.net.QosCallback);
     method @Deprecated @RequiresPermission(android.Manifest.permission.TETHER_PRIVILEGED) public void registerTetheringEventCallback(@NonNull java.util.concurrent.Executor, @NonNull android.net.ConnectivityManager.OnTetheringEventCallback);
     method @RequiresPermission(android.net.NetworkStack.PERMISSION_MAINLINE_NETWORK_STACK) public void requestNetwork(@NonNull android.net.NetworkRequest, int, int, @NonNull android.os.Handler, @NonNull android.net.ConnectivityManager.NetworkCallback);
     method @RequiresPermission(anyOf={android.Manifest.permission.NETWORK_AIRPLANE_MODE, android.Manifest.permission.NETWORK_SETTINGS, android.Manifest.permission.NETWORK_SETUP_WIZARD, android.Manifest.permission.NETWORK_STACK}) public void setAirplaneMode(boolean);
diff --git a/framework/src/android/net/ConnectivityManager.java b/framework/src/android/net/ConnectivityManager.java
index a6dc9ce..34d95c7 100644
--- a/framework/src/android/net/ConnectivityManager.java
+++ b/framework/src/android/net/ConnectivityManager.java
@@ -4804,20 +4804,20 @@
      * {@link QosCallback#onError(QosCallbackException)}.  see: {@link QosCallbackException}.
      *
      * @param socketInfo the socket information used to match QoS events
-     * @param callback receives qos events that satisfy socketInfo
      * @param executor The executor on which the callback will be invoked. The provided
      *                 {@link Executor} must run callback sequentially, otherwise the order of
-     *                 callbacks cannot be guaranteed.
+     *                 callbacks cannot be guaranteed.onQosCallbackRegistered
+     * @param callback receives qos events that satisfy socketInfo
      *
      * @hide
      */
     @SystemApi
     public void registerQosCallback(@NonNull final QosSocketInfo socketInfo,
-            @NonNull final QosCallback callback,
-            @CallbackExecutor @NonNull final Executor executor) {
+            @CallbackExecutor @NonNull final Executor executor,
+            @NonNull final QosCallback callback) {
         Objects.requireNonNull(socketInfo, "socketInfo must be non-null");
-        Objects.requireNonNull(callback, "callback must be non-null");
         Objects.requireNonNull(executor, "executor must be non-null");
+        Objects.requireNonNull(callback, "callback must be non-null");
 
         try {
             synchronized (mQosCallbackConnections) {