Fix print() not working

chromium_src/chrome/browser/printing/print_view_manager_base.cc

@@ -194,7 +194,9 @@ void PrintViewManagerBase::OnShowInvalidPrinterSettingsError() {
   LOG(ERROR) << "Invalid printer settings";
 }
 
-bool PrintViewManagerBase::OnMessageReceived(const IPC::Message& message) {
+bool PrintViewManagerBase::OnMessageReceived(
+    const IPC::Message& message,
+    content::RenderFrameHost* render_frame_host) {
   bool handled = true;
   IPC_BEGIN_MESSAGE_MAP(PrintViewManagerBase, message)
     IPC_MESSAGE_HANDLER(PrintHostMsg_DidGetPrintedPagesCount,

chromium_src/chrome/browser/printing/print_view_manager_base.h

@@ -54,10 +54,11 @@ class PrintViewManagerBase : public content::NotificationObserver,
                         std::unique_ptr<IPC::Message> message);
 
   // Terminates or cancels the print job if one was pending.
-  virtual void RenderProcessGone(base::TerminationStatus status) override;
+  void RenderProcessGone(base::TerminationStatus status) override;
 
   // content::WebContentsObserver implementation.
-  virtual bool OnMessageReceived(const IPC::Message& message) override;
+  bool OnMessageReceived(const IPC::Message& message,
+                         content::RenderFrameHost* render_frame_host) override;
 
   // IPC Message handlers.
   virtual void OnPrintingFailed(int cookie);