Print Preview: Make print preview tab modal.

chrome/browser/printing/print_preview_message_handler.cc

Index: chrome/browser/printing/print_preview_message_handler.cc
===================================================================
--- chrome/browser/printing/print_preview_message_handler.cc	(revision 110055)
+++ chrome/browser/printing/print_preview_message_handler.cc	(working copy)
@@ -13,16 +13,13 @@
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/printing/print_job_manager.h"
 #include "chrome/browser/printing/print_preview_tab_controller.h"
-#include "chrome/browser/printing/print_view_manager.h"
 #include "chrome/browser/printing/printer_query.h"
 #include "chrome/browser/ui/tab_contents/tab_contents_wrapper.h"
-#include "chrome/browser/ui/webui/print_preview_handler.h"
 #include "chrome/browser/ui/webui/print_preview_ui.h"
 #include "chrome/common/print_messages.h"
 #include "content/browser/renderer_host/render_view_host.h"
 #include "content/browser/tab_contents/tab_contents.h"
 #include "content/public/browser/browser_thread.h"
-#include "content/public/common/content_restriction.h"
 #include "printing/page_size_margins.h"
 #include "printing/print_job_constants.h"
 
@@ -181,8 +178,6 @@
     return;
   }
 
-  print_preview_tab->print_view_manager()->OverrideTitle(tab_contents());
-
   // TODO(joth): This seems like a good match for using RefCountedStaticMemory
   // to avoid the memory copy, but the SetPrintPreviewData call chain below
   // needs updating to accept the RefCountedMemory* base class.
@@ -252,10 +247,16 @@
   return handled;
 }
 
-void PrintPreviewMessageHandler::DidStartLoading() {
-  if (tab_contents()->delegate() &&
-      PrintPreviewTabController::IsPrintPreviewTab(tab_contents_wrapper())) {
-    tab_contents()->SetContentRestrictions(content::CONTENT_RESTRICTION_PRINT);
+void PrintPreviewMessageHandler::NavigateToPendingEntry(
+    const GURL& url,
+    NavigationController::ReloadType reload_type) {
+  TabContentsWrapper* tab = tab_contents_wrapper();
+  TabContentsWrapper* preview_tab = GetPrintPreviewTab();
+  if (tab == preview_tab) {
+    // Cloud print sign-in reloads the page.
+    DCHECK(PrintPreviewTabController::IsPrintPreviewURL(url));
+    DCHECK_EQ(NavigationController::RELOAD, reload_type);
+    return;
   }
 }