Cancel prerenders for pages that call window.print()

chrome/browser/printing/print_job_manager.h

Index: chrome/browser/printing/print_job_manager.h
diff --git a/chrome/browser/printing/print_job_manager.h b/chrome/browser/printing/print_job_manager.h
index 1b629d9e82f6135a14fac50440fb7826d3cb42ed..5f7b6d2a87d5a7c3d2811d8e4247162f2e81c3de 100644
--- a/chrome/browser/printing/print_job_manager.h
+++ b/chrome/browser/printing/print_job_manager.h
@@ -45,6 +45,10 @@ class PrintJobManager : public NotificationObserver {
   // TODO(maruel):  Have them vanish after a timeout (~5 minutes?)
   void QueuePrinterQuery(PrinterQuery* job);
 
+  // Pops a queued PrintJobWorkerOwner object and posts a task to stop the
+  // worker. Can be called from any thread.
+  void PopAndStopPrinterQuery(int document_cookie);
+
   // Pops a queued PrintJobWorkerOwner object that was previously queued. Can be
   // called from any thread. Current use case is poping from the browser thread.
   void PopPrinterQuery(int document_cookie, scoped_refptr<PrinterQuery>* job);