Fix Print Preview Alt + Left Arrow breakage

chrome/browser/printing/print_preview_dialog_controller.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/printing/print_preview_dialog_controller.h"
 
 #include <stddef.h>
 
 #include <algorithm>
 #include <string>
@@ skipping 333 matching lines @@
         return;
       }
     }
     NOTREACHED();
     return;
   }
   if (details) {
     ui::PageTransition type = details->entry->GetTransitionType();
     content::NavigationType nav_type = details->type;
     if (nav_type == content::NAVIGATION_TYPE_EXISTING_PAGE &&
-        (ui::PageTransitionCoreTypeIs(type, ui::PAGE_TRANSITION_TYPED) ||
-         ui::PageTransitionCoreTypeIs(type, ui::PAGE_TRANSITION_LINK)))
+        (ui::PageTransitionTypeIncludingQualifiersIs(
+             type,
+             ui::PageTransitionFromInt(ui::PAGE_TRANSITION_TYPED |
+                                       ui::PAGE_TRANSITION_FROM_ADDRESS_BAR)) ||
+         ui::PageTransitionTypeIncludingQualifiersIs(type,
+                                                     ui::PAGE_TRANSITION_LINK)))
       return;
   }
 
   RemoveInitiator(contents);
 }
 
 WebContents* PrintPreviewDialogController::CreatePrintPreviewDialog(
     WebContents* initiator) {
   base::AutoReset<bool> auto_reset(&is_creating_print_preview_dialog_, true);
 
@@ skipping 17 matching lines @@
 
   // Add an entry to the map.
   preview_dialog_map_[preview_dialog] = initiator;
   waiting_for_new_preview_page_ = true;
 
   // Make the print preview WebContents show up in the task manager.
   task_manager::WebContentsTags::CreateForPrintingContents(preview_dialog);
 
   AddObservers(initiator);
   AddObservers(preview_dialog);
-
   return preview_dialog;
 }
 
 void PrintPreviewDialogController::SaveInitiatorTitle(
     WebContents* preview_dialog) {
   WebContents* initiator = GetInitiator(preview_dialog);
   if (initiator && preview_dialog->GetWebUI()) {
     PrintPreviewUI* print_preview_ui = static_cast<PrintPreviewUI*>(
         preview_dialog->GetWebUI()->GetController());
     print_preview_ui->SetInitiatorTitle(
@@ skipping 37 matching lines @@
 
 void PrintPreviewDialogController::RemoveInitiator(
     WebContents* initiator) {
   WebContents* preview_dialog = GetPrintPreviewForContents(initiator);
   DCHECK(preview_dialog);
   // Update the map entry first, so when the print preview dialog gets destroyed
   // and reaches RemovePreviewDialog(), it does not attempt to also remove the
   // initiator's observers.
   preview_dialog_map_[preview_dialog] = nullptr;
   RemoveObservers(initiator);
-
   PrintViewManager::FromWebContents(initiator)->PrintPreviewDone();
-
   // initiator is closed. Close the print preview dialog too.
   if (content::WebUI* web_ui = preview_dialog->GetWebUI()) {
     PrintPreviewUI* print_preview_ui =
         static_cast<PrintPreviewUI*>(web_ui->GetController());
     if (print_preview_ui)
       print_preview_ui->OnInitiatorClosed();
   }
 }
 
 void PrintPreviewDialogController::RemovePreviewDialog(
     WebContents* preview_dialog) {
   // Remove the initiator's observers before erasing the mapping.
   WebContents* initiator = GetInitiator(preview_dialog);
   if (initiator) {
     RemoveObservers(initiator);
     PrintViewManager::FromWebContents(initiator)->PrintPreviewDone();
   }
 
   preview_dialog_map_.erase(preview_dialog);
   RemoveObservers(preview_dialog);
 }
 
 }  // namespace printing