Fix naming convention inconsistency

OpenFilesScreen.c

@@ -251,15 +251,15 @@ static void OpenFiles_Data_clear(OpenFiles_Data* data) {
       free(data->data[i]);
 }
 
-static void OpenFilesScreen_scan(InfoScreen* this) {
-   Panel* panel = this->display;
+static void OpenFilesScreen_scan(InfoScreen* super) {
+   Panel* panel = super->display;
    int idx = Panel_getSelectedIndex(panel);
    Panel_prune(panel);
-   OpenFiles_ProcessData* pdata = OpenFilesScreen_getProcessData(((OpenFilesScreen*)this)->pid);
+   OpenFiles_ProcessData* pdata = OpenFilesScreen_getProcessData(((OpenFilesScreen*)super)->pid);
    if (pdata->error == 127) {
-      InfoScreen_addLine(this, "Could not execute 'lsof'. Please make sure it is available in your $PATH.");
+      InfoScreen_addLine(super, "Could not execute 'lsof'. Please make sure it is available in your $PATH.");
    } else if (pdata->error == 1) {
-      InfoScreen_addLine(this, "Failed listing open files.");
+      InfoScreen_addLine(super, "Failed listing open files.");
    } else {
       char hdrbuf[128] = {0};
       snprintf(hdrbuf, sizeof(hdrbuf), "%5.5s %-7.7s %-4.4s %6.6s %*s %*s %*s  %s",
@@ -287,7 +287,7 @@ static void OpenFilesScreen_scan(InfoScreen* this) {
                    pdata->cols[getIndexForType('i')],
                    getDataForType(data, 'i'),
                    getDataForType(data, 'n'));
-         InfoScreen_addLine(this, entry);
+         InfoScreen_addLine(super, entry);
          free(entry);
          OpenFiles_Data_clear(data);
          OpenFiles_FileData* old = fdata;
@@ -297,7 +297,7 @@ static void OpenFilesScreen_scan(InfoScreen* this) {
       OpenFiles_Data_clear(&pdata->data);
    }
    free(pdata);
-   Vector_insertionSort(this->lines);
+   Vector_insertionSort(super->lines);
    Vector_insertionSort(panel->items);
    Panel_setSelected(panel, idx);
 }