Print Preview: Properly handle window.print().

chrome/browser/printing/print_preview_tab_controller.cc

Index: chrome/browser/printing/print_preview_tab_controller.cc
diff --git a/chrome/browser/printing/print_preview_tab_controller.cc b/chrome/browser/printing/print_preview_tab_controller.cc
index 79e77630becb3e63d02b2fad814fb57edf1abaf9..87b55e6b9980fa17b6dfc0eb6aa78d03aea115d1 100644
--- a/chrome/browser/printing/print_preview_tab_controller.cc
+++ b/chrome/browser/printing/print_preview_tab_controller.cc
@@ -435,6 +435,8 @@ void PrintPreviewTabController::RemoveInitiatorTab(
   preview_tab_map_[preview_tab] = NULL;
   RemoveObservers(initiator_tab);
 
+  initiator_tab->print_view_manager()->PrintPreviewDone();
+
   // Initiator tab is closed. Close the print preview tab too.
   PrintPreviewUI* print_preview_ui =
       static_cast<PrintPreviewUI*>(preview_tab->web_ui());
@@ -446,8 +448,10 @@ void PrintPreviewTabController::RemovePreviewTab(
     TabContentsWrapper* preview_tab) {
   // Remove the initiator tab's observers before erasing the mapping.
   TabContentsWrapper* initiator_tab = GetInitiatorTab(preview_tab);
-  if (initiator_tab)
+  if (initiator_tab) {
     RemoveObservers(initiator_tab);
+    initiator_tab->print_view_manager()->PrintPreviewDone();
+  }
 
   // Print preview TabContents is destroyed. Notify |PrintPreviewUI| to abort
   // the initiator tab preview request.