Bugfix: GUI: Receive: Don't try to update label for non-existent Amou…

…nt column

Fixes: greenaddress/elements#3

src/qt/recentrequeststablemodel.cpp

@@ -118,8 +118,6 @@ QVariant RecentRequestsTableModel::headerData(int section, Qt::Orientation orien
 /** Updates the column title to "Amount (DisplayUnit)" and emits headerDataChanged() signal for table headers to react. */
 void RecentRequestsTableModel::updateAmountColumnTitle()
 {
-    columns[Amount] = getAmountTitle();
-    Q_EMIT headerDataChanged(Qt::Horizontal,Amount,Amount);
 }
 
 /** Gets title for amount column including current display unit if optionsModel reference available. */