ModuleLoader: Staticize isModuleLoaded

Signed-off-by: Harsh Shandilya <me@msfjarvis.dev>

app/src/main/java/com/wireguard/android/Application.java

@@ -73,7 +73,7 @@ public class Application extends android.app.Application {
             if (app.backend == null) {
                 Backend backend = null;
                 boolean didStartRootShell = false;
-                if (!app.moduleLoader.isModuleLoaded() && app.moduleLoader.moduleMightExist()) {
+                if (!ModuleLoader.isModuleLoaded() && app.moduleLoader.moduleMightExist()) {
                     try {
                         app.rootShell.start();
                         didStartRootShell = true;
@@ -81,7 +81,7 @@ public class Application extends android.app.Application {
                     } catch (final Exception ignored) {
                     }
                 }
-                if (app.moduleLoader.isModuleLoaded()) {
+                if (ModuleLoader.isModuleLoaded()) {
                     try {
                         if (!didStartRootShell)
                             app.rootShell.start();

app/src/main/java/com/wireguard/android/activity/SettingsActivity.java

@@ -20,6 +20,7 @@ import android.view.MenuItem;
 import com.wireguard.android.Application;
 import com.wireguard.android.R;
 import com.wireguard.android.backend.WgQuickBackend;
+import com.wireguard.android.util.ModuleLoader;
 
 import java.util.ArrayList;
 import java.util.Arrays;
@@ -113,7 +114,7 @@ public class SettingsActivity extends ThemeChangeAwareActivity {
 
             final Preference moduleInstaller = getPreferenceManager().findPreference("module_downloader");
             moduleInstaller.setVisible(false);
-            if (Application.getModuleLoader().isModuleLoaded()) {
+            if (ModuleLoader.isModuleLoaded()) {
                 screen.removePreference(moduleInstaller);
             } else {
                 Application.getAsyncWorker().runAsync(Application.getRootShell()::start).whenComplete((v, e) -> {

app/src/main/java/com/wireguard/android/util/ModuleLoader.java

@@ -59,7 +59,7 @@ public class ModuleLoader {
         Application.getRootShell().run(null, String.format("insmod \"%s/wireguard-$(sha256sum /proc/version|cut -d ' ' -f 1).ko\"", moduleDir.getAbsolutePath()));
     }
 
-    public boolean isModuleLoaded() {
+    public static boolean isModuleLoaded() {
         return new File("/sys/module/wireguard").exists();
     }