Print Preview: Handle a crashed initiator tab by showing a message in PP.

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 22be5a7b5703d9d1c1386aff734205536e984952..75e9cc74cbb91f1bff4fe137b6155f120e670473 100644
--- a/chrome/browser/ui/webui/print_preview_handler.cc
+++ b/chrome/browser/ui/webui/print_preview_handler.cc
@@ -431,6 +431,8 @@ void PrintPreviewHandler::RegisterMessages() {
       NewCallback(this, &PrintPreviewHandler::HandleManageCloudPrint));
   web_ui_->RegisterMessageCallback("manageLocalPrinters",
       NewCallback(this, &PrintPreviewHandler::HandleManagePrinters));
+  web_ui_->RegisterMessageCallback("reloadCrashedInitiatorTab",
+      NewCallback(this, &PrintPreviewHandler::HandleReloadCrashedInitiatorTab));
   web_ui_->RegisterMessageCallback("closePrintPreviewTab",
       NewCallback(this, &PrintPreviewHandler::HandleClosePreviewTab));
   web_ui_->RegisterMessageCallback("hidePreview",
@@ -650,6 +652,20 @@ void PrintPreviewHandler::HandleManagePrinters(const ListValue* args) {
   printing::PrinterManagerDialog::ShowPrinterManagerDialog();
 }
 
+void PrintPreviewHandler::HandleReloadCrashedInitiatorTab(
+    const ListValue* args) {

[dpapad, 2011/08/08 22:01:58]

According to the style guide, unused parameter names should be commented out in
function definitions.

http://google-styleguide.googlecode.com/svn/trunk/cppguide.xml?showone=Functi...

[kmadhusu, 2011/08/10 16:46:59]

Done.

+  ReportStats();
+  ReportUserActionHistogram(PREVIEW_FAILED);
+
+  TabContents* initiator_tab = GetInitiatorTab();
+  if (!initiator_tab)
+    return;
+
+  initiator_tab->OpenURL(
+      initiator_tab->GetURL(), GURL(), CURRENT_TAB, PageTransition::RELOAD);
+  ActivateInitiatorTabAndClosePreviewTab();
+}
+
 void PrintPreviewHandler::HandleClosePreviewTab(const ListValue* args) {
   ReportStats();
   ReportUserActionHistogram(CANCEL);