Extend documentation, proper method naming, use of deprecated method annotation

OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/ImportKeysActivity.java

@@ -400,6 +400,10 @@ public class ImportKeysActivity extends BaseActivity
         super.onActivityResult(requestCode, resultCode, data);
     }
 
+    /**
+     * Defines how the result of this activity is returned.
+     * Is overwritten in RemoteImportKeysActivity
+     */
     protected void handleResult(ImportKeyResult result) {
         String intentAction = getIntent().getAction();
 

OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/PassphraseDialogActivity.java

@@ -514,6 +514,10 @@ public class PassphraseDialogActivity extends FragmentActivity {
 
     }
 
+    /**
+     * Defines how the result of this activity is returned.
+     * Is overwritten in RemotePassphraseDialogActivity
+     */
     protected void handleResult(CryptoInputParcel inputParcel) {
         // also return passphrase back to activity
         Intent returnIntent = new Intent();

OpenKeychain/src/main/java/org/sufficientlysecure/keychain/ui/SecurityTokenOperationActivity.java

@@ -267,7 +267,7 @@ public class SecurityTokenOperationActivity extends BaseSecurityTokenNfcActivity
     }
 
     @Override
-    protected void onNfcPostExecute() {
+    protected final void onNfcPostExecute() {
         handleResult(mInputParcel);
 
         // show finish
@@ -299,6 +299,10 @@ public class SecurityTokenOperationActivity extends BaseSecurityTokenNfcActivity
         }.execute();
     }
 
+    /**
+     * Defines how the result of this activity is returned.
+     * Is overwritten in RemoteSecurityTokenOperationActivity
+     */
     protected void handleResult(CryptoInputParcel inputParcel) {
         Intent result = new Intent();
         // send back the CryptoInputParcel we received