Grant record audio permission to SystemCaptionsService instead of ContentCaptureService

Now that we have a definition for a SystemCaptionsService we should move to use it instead
of piggybacking on ContentCaptureService.
This is also required to ensure that T2C will be granted audio recording permission in case it will
be shipped in a different APK for OEMs.

Test: Manual and DefaultPermissionGrantPolicyTest.
Bug: 128622041.
Change-Id: Ic0b5b21b05ff1ad200472bfc1c4eaa3c588324df
diff --git a/core/java/android/app/ApplicationPackageManager.java b/core/java/android/app/ApplicationPackageManager.java
index d3e3507..8a4c453 100644
--- a/core/java/android/app/ApplicationPackageManager.java
+++ b/core/java/android/app/ApplicationPackageManager.java
@@ -3055,9 +3055,9 @@
     }
 
     @Override
-    public String getContentCaptureServicePackageName() {
+    public String getSystemCaptionsServicePackageName() {
         try {
-            return mPM.getContentCaptureServicePackageName();
+            return mPM.getSystemCaptionsServicePackageName();
         } catch (RemoteException e) {
             throw e.rethrowAsRuntimeException();
         }
diff --git a/core/java/android/content/pm/IPackageManager.aidl b/core/java/android/content/pm/IPackageManager.aidl
index fd3529b..464e866 100644
--- a/core/java/android/content/pm/IPackageManager.aidl
+++ b/core/java/android/content/pm/IPackageManager.aidl
@@ -742,7 +742,7 @@
 
     String getAppPredictionServicePackageName();
 
-    String getContentCaptureServicePackageName();
+    String getSystemCaptionsServicePackageName();
 
     String getIncidentReportApproverPackageName();
 
diff --git a/core/java/android/content/pm/PackageManager.java b/core/java/android/content/pm/PackageManager.java
index 9037759..0f37c34 100644
--- a/core/java/android/content/pm/PackageManager.java
+++ b/core/java/android/content/pm/PackageManager.java
@@ -6860,9 +6860,9 @@
      *
      * @hide
      */
-    public String getContentCaptureServicePackageName() {
+    public String getSystemCaptionsServicePackageName() {
         throw new UnsupportedOperationException(
-                "getContentCaptureServicePackageName not implemented in subclass");
+                "getSystemCaptionsServicePackageName not implemented in subclass");
     }
 
     /**
diff --git a/services/core/java/com/android/server/pm/PackageManagerService.java b/services/core/java/com/android/server/pm/PackageManagerService.java
index e5b6397..eb1d404 100644
--- a/services/core/java/com/android/server/pm/PackageManagerService.java
+++ b/services/core/java/com/android/server/pm/PackageManagerService.java
@@ -160,9 +160,9 @@
 import android.content.pm.InstantAppRequest;
 import android.content.pm.InstrumentationInfo;
 import android.content.pm.IntentFilterVerificationInfo;
-import android.content.pm.PackageBackwardCompatibility;
 import android.content.pm.KeySet;
 import android.content.pm.ModuleInfo;
+import android.content.pm.PackageBackwardCompatibility;
 import android.content.pm.PackageInfo;
 import android.content.pm.PackageInfoLite;
 import android.content.pm.PackageInstaller;
@@ -20124,21 +20124,20 @@
     }
 
     @Override
-    public String getContentCaptureServicePackageName() {
-        String contentCaptureServiceName =
-                mContext.getString(R.string.config_defaultContentCaptureService);
+    public String getSystemCaptionsServicePackageName() {
+        String flattenedSystemCaptionsServiceComponentName =
+                mContext.getString(R.string.config_defaultSystemCaptionsService);
 
-        if (TextUtils.isEmpty(contentCaptureServiceName)) {
+        if (TextUtils.isEmpty(flattenedSystemCaptionsServiceComponentName)) {
             return null;
         }
 
-        int separatorIndex = contentCaptureServiceName.indexOf("/");
-
-        if (separatorIndex < 0) {
+        ComponentName systemCaptionsServiceComponentName =
+                ComponentName.unflattenFromString(flattenedSystemCaptionsServiceComponentName);
+        if (systemCaptionsServiceComponentName == null) {
             return null;
         }
-
-        return contentCaptureServiceName.substring(0, separatorIndex);
+        return systemCaptionsServiceComponentName.getPackageName();
     }
 
     public String getIncidentReportApproverPackageName() {
diff --git a/services/core/java/com/android/server/pm/permission/DefaultPermissionGrantPolicy.java b/services/core/java/com/android/server/pm/permission/DefaultPermissionGrantPolicy.java
index f97dd3b..c5af843 100644
--- a/services/core/java/com/android/server/pm/permission/DefaultPermissionGrantPolicy.java
+++ b/services/core/java/com/android/server/pm/permission/DefaultPermissionGrantPolicy.java
@@ -742,11 +742,11 @@
         grantSystemFixedPermissionsToSystemPackage("com.android.sharedstoragebackup", userId,
                 STORAGE_PERMISSIONS);
 
-        // Content Capture Service
-        String contentCaptureServicePackageName =
-                mContext.getPackageManager().getContentCaptureServicePackageName();
-        if (!TextUtils.isEmpty(contentCaptureServicePackageName)) {
-            grantPermissionsToSystemPackage(contentCaptureServicePackageName, userId,
+        // System Captions Service
+        String systemCaptionsServicePackageName =
+                mContext.getPackageManager().getSystemCaptionsServicePackageName();
+        if (!TextUtils.isEmpty(systemCaptionsServicePackageName)) {
+            grantPermissionsToSystemPackage(systemCaptionsServicePackageName, userId,
                     MICROPHONE_PERMISSIONS);
         }
 
diff --git a/services/tests/servicestests/src/com/android/server/backup/testutils/IPackageManagerStub.java b/services/tests/servicestests/src/com/android/server/backup/testutils/IPackageManagerStub.java
index 26b1224..caf6c9c 100644
--- a/services/tests/servicestests/src/com/android/server/backup/testutils/IPackageManagerStub.java
+++ b/services/tests/servicestests/src/com/android/server/backup/testutils/IPackageManagerStub.java
@@ -1138,7 +1138,7 @@
     }
 
     @Override
-    public String getContentCaptureServicePackageName() throws RemoteException {
+    public String getSystemCaptionsServicePackageName() throws RemoteException {
         return null;
     }