Change command like set-default-dialer to be a test override.

RoleManager likes to terminate apps when roles are changed which does
not work in CTS tests.  We need to use a temp override in Telecom
for now.

Test: Run the CTS tests over, and over and over again.
Bug: 131065482
Change-Id: Id36942f2813abdfa0020ce4805c492a69bd07d0e

cmds/telecom/src/com/android/commands/telecom/Telecom.java

@@ -95,7 +95,8 @@ public final class Telecom extends BaseCommand {
                 + "telecom set-phone-account-disabled: Disables the given phone account, if it \n"
                 + " has already been registered with telecom.\n"
                 + "\n"
-                + "telecom set-default-dialer: Sets the default dialer to the given component. \n"
+                + "telecom set-default-dialer: Sets the override default dialer to the given "
+                + "component; this will override whatever the dialer role is set to. \n"
                 + "\n"
                 + "telecom get-default-dialer: Displays the current default dialer. \n"
                 + "\n"
@@ -254,13 +255,8 @@ public final class Telecom extends BaseCommand {
 
     private void runSetDefaultDialer() throws RemoteException {
         final String packageName = nextArgRequired();
-        final boolean success = mTelecomService.setDefaultDialer(packageName);
-        if (success) {
-            System.out.println("Success - " + packageName + " set as default dialer.");
-        } else {
-            System.out.println("Error - " + packageName + " is not an installed Dialer app, \n"
-                    + " or is already the default dialer.");
-        }
+        mTelecomService.setTestDefaultDialer(packageName);
+        System.out.println("Success - " + packageName + " set as override default dialer.");
     }
 
     private void runGetDefaultDialer() throws RemoteException {

data/etc/privapp-permissions-platform.xml

@@ -235,6 +235,7 @@ applications that come with the platform
         <permission name="android.permission.CALL_PRIVILEGED"/>
         <permission name="android.permission.INTERACT_ACROSS_USERS"/>
         <permission name="android.permission.MANAGE_USERS"/>
+        <permission name="android.permission.MANAGE_ROLE_HOLDERS"/>
         <permission name="android.permission.MODIFY_AUDIO_ROUTING" />
         <permission name="android.permission.MODIFY_PHONE_STATE"/>
         <permission name="android.permission.STOP_APP_SWITCHES"/>

telecomm/java/com/android/internal/telecom/ITelecomService.aidl

@@ -301,4 +301,9 @@ interface ITelecomService {
 
     void setTestAutoModeApp(String packageName);
 
+    /**
+     * @see TelecomServiceImpl#setTestDefaultDialer
+     */
+    void setTestDefaultDialer(in String packageName);
+
 }