Update other testapps that use Auth.

Author: jonsimantov

Diff for: database/testapp/src/common_main.cc

@@ -199,7 +199,7 @@ extern "C" int common_main(int argc, const char* argv[]) {
   // work as long as your project's Authentication permissions allow anonymous
   // signin.
   {
-    firebase::Future<firebase::auth::User*> sign_in_future =
+    firebase::Future<firebase::auth::AuthResult> sign_in_future =
         auth->SignInAnonymously();
     WaitForCompletion(sign_in_future, "SignInAnonymously");
     if (sign_in_future.error() == firebase::auth::kAuthErrorNone) {

Diff for: firestore/testapp/src/common_main.cc

@@ -126,8 +126,8 @@ extern "C" int common_main(int argc, const char* argv[]) {
   auto login_future = auth->SignInAnonymously();
   Await(login_future, "Auth sign-in");
   auto* login_result = login_future.result();
-  if (login_result && *login_result) {
-    const firebase::auth::User* user = *login_result;
+  if (login_result) {
+    const firebase::auth::AuthResult user = *login_result.user;
     LogMessage("Signed in as %s user, uid: %s, email: %s.\n",
                user->is_anonymous() ? "an anonymous" : "a non-anonymous",
                user->uid().c_str(), user->email().c_str());

Diff for: functions/testapp/src/common_main.cc

@@ -97,7 +97,7 @@ extern "C" int common_main(int argc, const char* argv[]) {
 
   // Optionally, sign in using Auth before accessing Functions.
   {
-    firebase::Future<firebase::auth::User*> sign_in_future =
+    firebase::Future<firebase::auth::AuthResult> sign_in_future =
         auth->SignInAnonymously();
     WaitForCompletion(sign_in_future, "SignInAnonymously");
     if (sign_in_future.error() == firebase::auth::kAuthErrorNone) {

Diff for: storage/testapp/src/common_main.cc

@@ -116,7 +116,7 @@ extern "C" int common_main(int argc, const char* argv[]) {
   // work as long as your project's Authentication permissions allow anonymous
   // signin.
   {
-    firebase::Future<firebase::auth::User*> sign_in_future =
+    firebase::Future<firebase::auth::AuthResult> sign_in_future =
         auth->SignInAnonymously();
     WaitForCompletion(sign_in_future, "SignInAnonymously");
     if (sign_in_future.error() == firebase::auth::kAuthErrorNone) {