Simplifying shouldOverrideUrlLoading

app/src/main/java/acr/browser/lightning/view/LightningWebClient.java

@@ -301,46 +301,36 @@ public class LightningWebClient extends WebViewClient {
 
         Map<String, String> headers = mLightningView.getRequestHeaders();
 
-        // If the headers are empty, the user has not expressed the desire
-        // to use them and therefore we can revert back to the old way of loading
-        if (headers.isEmpty()) {
         if (mLightningView.isIncognito()) {
             // If we are in incognito, immediately load, we don't want the url to leave the app
-                return false;
+            return continueLoadingUrl(view, url, headers);
         }
         if (url.startsWith(Constants.ABOUT)) {
             // If this is an about page, immediately load, we don't need to leave the app
-                return false;
+            return continueLoadingUrl(view, url, headers);
         }
 
         if (isMailOrIntent(url, view) || mIntentUtils.startActivityForUrl(view, url)) {
             // If it was a mailto: link, or an intent, or could be launched elsewhere, do that
             return true;
         }
-        } else {
-            if (mLightningView.isIncognito() && Utils.doesSupportHeaders()) {
-                // If we are in incognito, immediately load, we don't want the url to leave the app
-                view.loadUrl(url, headers);
-                return true;
-            }
-            if (url.startsWith(Constants.ABOUT) && Utils.doesSupportHeaders()) {
-                // If this is an about page, immediately load, we don't need to leave the app
-                view.loadUrl(url, headers);
-                return true;
+
+        // If none of the special conditions was met, continue with loading the url
+        return continueLoadingUrl(view, url, headers);
     }
 
-            if (isMailOrIntent(url, view) || mIntentUtils.startActivityForUrl(view, url)) {
-                // If it was a mailto: link, or an intent, or could be launched elsewhere, do that
-                return true;
+    private boolean continueLoadingUrl(@NonNull WebView webView,
+                                       @NonNull String url,
+                                       @NonNull Map<String, String> headers) {
+        if (headers.isEmpty()) {
+            return false;
         } else if (Utils.doesSupportHeaders()) {
-                // Otherwise, load the headers.
-                view.loadUrl(url, headers);
+            webView.loadUrl(url, headers);
             return true;
-            }
-        }
-        // If none of those instances was true, revert back to the old way of loading
+        } else {
             return false;
         }
+    }
 
     private boolean isMailOrIntent(@NonNull String url, @NonNull WebView view) {
         if (url.startsWith("mailto:")) {