Add option to ignore icon size when sizing rows in a RDTreeView

qrenderdoc/Windows/EventBrowser.cpp

@@ -91,6 +91,7 @@ EventBrowser::EventBrowser(ICaptureContext &ctx, QWidget *parent)
   ui->events->header()->setCascadingSectionResizes(false);
 
   ui->events->setItemVerticalMargin(3);
+  ui->events->setIgnoreIconSize(true);
 
   // set up default section layout. This will be overridden in restoreState()
   ui->events->header()->resizeSection(COL_EID, 80);