BASELINE: Update Chromium to 61.0.3163.99

Change-Id: I8452f34574d88ca2b27af9bd56fc9ff3f16b1367
Reviewed-by: Alexandru Croitor <alexandru.croitor@qt.io>

1 files changed, 6 insertions, 3 deletions

diff --git a/chromium/chrome/browser/printing/background_printing_manager.h b/chromium/chrome/browser/printing/background_printing_manager.h
index 6957e541066..ea211ad0395 100644
--- a/chromium/chrome/browser/printing/background_printing_manager.h
+++ b/chromium/chrome/browser/printing/background_printing_manager.h
@@ -11,7 +11,7 @@
 
 #include "base/compiler_specific.h"
 #include "base/macros.h"
-#include "base/threading/non_thread_safe.h"
+#include "base/sequence_checker.h"
 #include "content/public/browser/notification_observer.h"
 #include "content/public/browser/notification_registrar.h"
 
@@ -26,8 +26,7 @@ namespace printing {
 // The hidden WebContents are no longer part of any Browser / TabStripModel.
 // The WebContents started life as a ConstrainedWebDialog.
 // They get deleted when the printing finishes.
-class BackgroundPrintingManager : public base::NonThreadSafe,
-                                  public content::NotificationObserver {
+class BackgroundPrintingManager : public content::NotificationObserver {
  public:
   class Observer;
 
@@ -49,6 +48,8 @@ class BackgroundPrintingManager : public base::NonThreadSafe,
   void DeletePreviewContentsForBrowserContext(
       content::BrowserContext* browser_context);
 
+  void OnPrintRequestCancelled(content::WebContents* preview_dialog);
+
  private:
   // content::NotificationObserver overrides:
   void Observe(int type,
@@ -65,6 +66,8 @@ class BackgroundPrintingManager : public base::NonThreadSafe,
 
   content::NotificationRegistrar registrar_;
 
+  SEQUENCE_CHECKER(sequence_checker_);
+
   DISALLOW_COPY_AND_ASSIGN(BackgroundPrintingManager);
 };