Revert^2 Disable Settings large-screen optimization

Disable the optimization that is automatically enabled when
including Window Extensions through Activity Embedding.
The optimization causes to launch an additional trampoline
activity for deep links, even when the screen size is smaller
than required by Activity Embedding rules.

Bug: 267725145
Bug: 279461170
fixes: 280606740

Test: Build, perf metrics
Test: atest LauncherIronwoodIntegrationTests:android.platform.test.scenario.launcher.integration_tests.HomescreenCustomizationTests
Test: atest SettingsMultiPaneDeepLinkTest.java
Test: run v2/aep-ironwood/suite/test-mapping-ironwood-p0-cujs via ABTD
  on cheetah/oriole/panther/raven in udc-dev/master branch


Change-Id: I74c9608fce92fc77c0f1ef2d61aba3af85afba02

src/com/android/settings/SettingsApplication.java

@@ -22,9 +22,8 @@ import android.net.Uri;
 import android.provider.Settings;
 import android.util.FeatureFlagUtils;
 
-import androidx.window.embedding.SplitController;
-
 import com.android.settings.activityembedding.ActivityEmbeddingRulesController;
+import com.android.settings.activityembedding.ActivityEmbeddingUtils;
 import com.android.settings.core.instrumentation.ElapsedTimeUtils;
 import com.android.settings.homepage.SettingsHomepageActivity;
 import com.android.settings.spa.SettingsSpaEnvironment;
@@ -53,7 +52,7 @@ public class SettingsApplication extends Application {
         setSpaEnvironment();
 
         if (FeatureFlagUtils.isEnabled(this, FeatureFlagUtils.SETTINGS_SUPPORT_LARGE_SCREEN)
-                && SplitController.getInstance(this).isSplitSupported()) {
+                && ActivityEmbeddingUtils.isSettingsSplitEnabled(this)) {
             if (WizardManagerHelper.isUserSetupComplete(this)) {
                 new ActivityEmbeddingRulesController(this).initRules();
             } else {