Be able to print items that do window.print(); window.close() (airline tix e.g.)

chrome/browser/ui/webui/print_preview_handler.cc

Index: chrome/browser/ui/webui/print_preview_handler.cc
diff --git a/chrome/browser/ui/webui/print_preview_handler.cc b/chrome/browser/ui/webui/print_preview_handler.cc
index f807a6c50af0f31a25f8bd538cd67bcb7f90f78b..11b28fe44ffde871c24e60e18dffab1afc9f41f5 100644
--- a/chrome/browser/ui/webui/print_preview_handler.cc
+++ b/chrome/browser/ui/webui/print_preview_handler.cc
@@ -878,7 +878,7 @@ void PrintPreviewHandler::HidePreviewTab() {
       TabContentsWrapper::GetCurrentWrapperForContents(preview_tab());
   if (GetBackgroundPrintingManager()->HasTabContents(preview_tab_wrapper))
     return;
-  GetBackgroundPrintingManager()->OwnTabContents(preview_tab_wrapper);
+  GetBackgroundPrintingManager()->OwnPreviewTabContents(preview_tab_wrapper);
 }
 
 void PrintPreviewHandler::ClearInitiatorTabDetails() {
@@ -891,6 +891,11 @@ void PrintPreviewHandler::ClearInitiatorTabDetails() {
   // another preview tab.
   printing::PrintPreviewTabController* tab_controller =
      printing::PrintPreviewTabController::GetInstance();
-  if (tab_controller)
+  if (tab_controller) {
+    TabContentsWrapper* initiator_wrapper =
+        TabContentsWrapper::GetCurrentWrapperForContents(initiator_tab);
     tab_controller->EraseInitiatorTabInfo(preview_tab());
+    g_browser_process->background_printing_manager()->
+        ReleaseInitiatorTabContents(initiator_wrapper);
+  }
 }