Simplification

app/src/main/java/eu/faircode/email/ActivityBilling.java

@@ -102,7 +102,7 @@ public class ActivityBilling extends ActivityBase implements PurchasesUpdatedLis
             getSupportFragmentManager().addOnBackStackChangedListener(this);
         }
 
-        if (Helper.isPlayStoreInstall(this)) {
+        if (Helper.isPlayStoreInstall()) {
             Log.i("IAB start");
             billingClient = BillingClient.newBuilder(this)
                     .enablePendingPurchases()
@@ -219,7 +219,7 @@ public class ActivityBilling extends ActivityBase implements PurchasesUpdatedLis
     };
 
     private void onPurchase(Intent intent) {
-        if (Helper.isPlayStoreInstall(this)) {
+        if (Helper.isPlayStoreInstall()) {
             BillingFlowParams.Builder flowParams = BillingFlowParams.newBuilder();
             if (skuDetails.containsKey(getSkuPro())) {
                 Log.i("IAB purchase SKU=" + skuDetails.get(getSkuPro()));

app/src/main/java/eu/faircode/email/ActivityMain.java

@@ -39,7 +39,7 @@ public class ActivityMain extends ActivityBase implements FragmentManager.OnBack
     protected void onCreate(Bundle savedInstanceState) {
         getSupportFragmentManager().addOnBackStackChangedListener(this);
 
-        if (!Log.isSupportedDevice() && Helper.isPlayStoreInstall(this)) {
+        if (!Log.isSupportedDevice() && Helper.isPlayStoreInstall()) {
             setTheme(R.style.AppThemeLight);
             super.onCreate(savedInstanceState);
             setContentView(R.layout.activity_unsupported);

app/src/main/java/eu/faircode/email/ActivityView.java

@@ -336,7 +336,7 @@ public class ActivityView extends ActivityBilling implements FragmentManager.OnB
         }, new Runnable() {
             @Override
             public void run() {
-                if (!Helper.isPlayStoreInstall(ActivityView.this)) {
+                if (!Helper.isPlayStoreInstall()) {
                     drawerLayout.closeDrawer(drawerContainer);
                     checkUpdate(true);
                 }
@@ -360,7 +360,7 @@ public class ActivityView extends ActivityBilling implements FragmentManager.OnB
                 }
             }).setExternal(true));
 
-        if ((Helper.isPlayStoreInstall(this) || BuildConfig.DEBUG) &&
+        if ((Helper.isPlayStoreInstall() || BuildConfig.DEBUG) &&
                 getIntentRate(this).resolveActivity(pm) != null)
             extra.add(new NavMenuItem(R.drawable.baseline_star_24, R.string.menu_rate, new Runnable() {
                 @Override
@@ -687,7 +687,7 @@ public class ActivityView extends ActivityBilling implements FragmentManager.OnB
     }
 
     private void checkUpdate(boolean always) {
-        if (Helper.isPlayStoreInstall(this) || !Helper.hasValidFingerprint(this))
+        if (Helper.isPlayStoreInstall() || !Helper.hasValidFingerprint(this))
             return;
 
         long now = new Date().getTime();
@@ -813,7 +813,7 @@ public class ActivityView extends ActivityBilling implements FragmentManager.OnB
 
     private Intent getIntentOtherApps() {
         Intent intent = new Intent(Intent.ACTION_VIEW);
-        intent.setData(Uri.parse(Helper.isPlayStoreInstall(this)
+        intent.setData(Uri.parse(Helper.isPlayStoreInstall()
                 ? Helper.PLAY_APPS_URI : Helper.XDA_APPS_URI));
         return intent;
     }

app/src/main/java/eu/faircode/email/ApplicationEx.java

@@ -61,7 +61,7 @@ public class ApplicationEx extends Application {
                     Log.e(ex);
 
                     if (BuildConfig.BETA_RELEASE ||
-                            !Helper.isPlayStoreInstall(ApplicationEx.this))
+                            !Helper.isPlayStoreInstall())
                         Log.writeCrashLog(ApplicationEx.this, ex);
 
                     if (prev != null)
@@ -190,7 +190,7 @@ public class ApplicationEx extends Application {
             nm.createNotificationChannel(notification);
 
             // Update
-            if (!Helper.isPlayStoreInstall(this)) {
+            if (!Helper.isPlayStoreInstall()) {
                 NotificationChannel update = new NotificationChannel(
                         "update", getString(R.string.channel_update),
                         NotificationManager.IMPORTANCE_HIGH);

app/src/main/java/eu/faircode/email/FragmentOptionsMisc.java

@@ -303,7 +303,7 @@ public class FragmentOptionsMisc extends FragmentBase implements SharedPreferenc
         swWatchdog.setChecked(prefs.getBoolean("watchdog", true));
         swUpdates.setChecked(prefs.getBoolean("updates", true));
         swUpdates.setVisibility(
-                Helper.isPlayStoreInstall(getContext()) || !Helper.hasValidFingerprint(getContext())
+                Helper.isPlayStoreInstall() || !Helper.hasValidFingerprint(getContext())
                         ? View.GONE : View.VISIBLE);
         swExperiments.setChecked(prefs.getBoolean("experiments", false));
         swCrashReports.setChecked(prefs.getBoolean("crash_reports", false));

app/src/main/java/eu/faircode/email/FragmentPro.java

@@ -101,7 +101,7 @@ public class FragmentPro extends FragmentBase implements SharedPreferences.OnSha
         btnPurchase.setEnabled(false);
         tvPrice.setText(null);
         btnCheck.setEnabled(false);
-        btnCheck.setVisibility(Helper.isPlayStoreInstall(getContext()) && debug ? View.VISIBLE : View.GONE);
+        btnCheck.setVisibility(Helper.isPlayStoreInstall() && debug ? View.VISIBLE : View.GONE);
 
         return view;
     }
@@ -182,7 +182,7 @@ public class FragmentPro extends FragmentBase implements SharedPreferences.OnSha
             boolean pro = prefs.getBoolean(key, false);
             tvActivated.setVisibility(pro ? View.VISIBLE : View.GONE);
 
-            if (!Helper.isPlayStoreInstall(getContext()))
+            if (!Helper.isPlayStoreInstall())
                 btnPurchase.setEnabled(!pro || BuildConfig.DEBUG);
         }
     }

app/src/main/java/eu/faircode/email/Helper.java

@@ -813,7 +813,7 @@ public class Helper {
         return sb.toString();
     }
 
-    static boolean isPlayStoreInstall(Context context) {
+    static boolean isPlayStoreInstall() {
         return BuildConfig.PLAY_STORE_RELEASE;
     }