electron/patches/chromium/printing.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Shelley Vohr <shelley.vohr@gmail.com>
Date: Fri, 7 Jun 2019 13:59:37 -0700
Subject: printing.patch

Add changeset that was previously applied to sources in chromium_src. The
majority of changes originally come from these PRs:
  * https://github.com/electron/electron/pull/1835
  * https://github.com/electron/electron/pull/8596

This patch also fixes callback for manual user cancellation and success.

diff --git a/BUILD.gn b/BUILD.gn
index ea3d57d0937407a40e3c78bdffa18bb46a92300f..48e582b206dd31014f7e61f15725a2676f222587 100644
--- a/BUILD.gn
+++ b/BUILD.gn
@@ -974,7 +974,6 @@ if (is_win) {
       "//media:media_unittests",
       "//media/midi:midi_unittests",
       "//net:net_unittests",
-      "//printing:printing_unittests",
       "//sql:sql_unittests",
       "//third_party/breakpad:symupload($host_toolchain)",
       "//ui/base:ui_base_unittests",
@@ -983,6 +982,10 @@ if (is_win) {
       "//ui/views:views_unittests",
       "//url:url_unittests",
     ]
+
+    if (enable_printing) {
+      deps += [ "//printing:printing_unittests" ]
+    }
   }
 }
 
diff --git a/chrome/browser/printing/print_job.cc b/chrome/browser/printing/print_job.cc
index 3a66a52b8d3c6da9cd8d7e9afdc8d59f528ec3d5..facaa6fbca8ee7c04f83607e62b81b9594727ada 100644
--- a/chrome/browser/printing/print_job.cc
+++ b/chrome/browser/printing/print_job.cc
@@ -93,6 +93,7 @@ bool PrintWithReducedRasterization(PrefService* prefs) {
   return base::FeatureList::IsEnabled(features::kPrintWithReducedRasterization);
 }
 
+#if 0
 PrefService* GetPrefsForWebContents(content::WebContents* web_contents) {
   // TODO(thestig): Figure out why crbug.com/1083911 occurred, which is likely
   // because `web_contents` was null. As a result, this section has many more
@@ -107,6 +108,7 @@ content::WebContents* GetWebContents(content::GlobalRenderFrameHostId rfh_id) {
   auto* rfh = content::RenderFrameHost::FromID(rfh_id);
   return rfh ? content::WebContents::FromRenderFrameHost(rfh) : nullptr;
 }
+#endif
 
 #endif  // BUILDFLAG(IS_WIN)
 
@@ -147,10 +149,8 @@ void PrintJob::Initialize(std::unique_ptr<PrinterQuery> query,
 
 #if BUILDFLAG(IS_WIN)
   pdf_page_mapping_ = PageNumber::GetPages(settings->ranges(), page_count);
-  PrefService* prefs = GetPrefsForWebContents(GetWebContents(rfh_id_));
-  if (prefs && prefs->IsManagedPreference(prefs::kPdfUseSkiaRendererEnabled)) {
-    use_skia_ = prefs->GetBoolean(prefs::kPdfUseSkiaRendererEnabled);
-  }
+  // TODO(codebytere): should we enable this later?
+  use_skia_ = false;
 #endif
 
   auto new_doc = base::MakeRefCounted<PrintedDocument>(std::move(settings),
@@ -374,8 +374,10 @@ void PrintJob::StartPdfToEmfConversion(
 
   const PrintSettings& settings = document()->settings();
 
+#if 0
   PrefService* prefs = GetPrefsForWebContents(GetWebContents(rfh_id_));
-  bool print_with_reduced_rasterization = PrintWithReducedRasterization(prefs);
+#endif
+  bool print_with_reduced_rasterization = PrintWithReducedRasterization(nullptr);
 
   using RenderMode = PdfRenderSettings::Mode;
   RenderMode mode = print_with_reduced_rasterization
@@ -465,8 +467,10 @@ void PrintJob::StartPdfToPostScriptConversion(
   if (ps_level2) {
     mode = PdfRenderSettings::Mode::POSTSCRIPT_LEVEL2;
   } else {
+#if 0
     PrefService* prefs = GetPrefsForWebContents(GetWebContents(rfh_id_));
-    mode = PrintWithPostScriptType42Fonts(prefs)
+#endif
+    mode = PrintWithPostScriptType42Fonts(nullptr)
                ? PdfRenderSettings::Mode::POSTSCRIPT_LEVEL3_WITH_TYPE42_FONTS
                : PdfRenderSettings::Mode::POSTSCRIPT_LEVEL3;
   }
diff --git a/chrome/browser/printing/print_view_manager_base.cc b/chrome/browser/printing/print_view_manager_base.cc
index d7a3961a5c79e4d4f9f0fc5fbd6f1c55ab65ca9d..cf200ee43464bcde31dc13c18524e58d4ac2479b 100644
--- a/chrome/browser/printing/print_view_manager_base.cc
+++ b/chrome/browser/printing/print_view_manager_base.cc
@@ -23,7 +23,9 @@
 #include "chrome/browser/bad_message.h"
 #include "chrome/browser/browser_process.h"
 #include "chrome/browser/chrome_notification_types.h"
+#if 0  // Electron does not use Chrome error dialogs
 #include "chrome/browser/printing/print_error_dialog.h"
+#endif
 #include "chrome/browser/printing/print_job.h"
 #include "chrome/browser/printing/print_job_manager.h"
 #include "chrome/browser/printing/print_view_manager_common.h"
@@ -83,6 +85,20 @@ namespace printing {
 
 namespace {
 
+std::string PrintReasonFromPrintStatus(PrintViewManager::PrintStatus status) {
+  if (status == PrintViewManager::PrintStatus::kInvalid) {
+    return "Invalid printer settings";
+  } else if (status == PrintViewManager::PrintStatus::kCanceled) {
+    return "Print job canceled";
+  } else if (status == PrintViewManager::PrintStatus::kFailed) {
+    return "Print job failed";
+  }
+  return "";
+}
+
+using PrintSettingsCallback =
+    base::OnceCallback<void(std::unique_ptr<PrinterQuery>)>;
+
 void OnDidGetDefaultPrintSettings(
     scoped_refptr<PrintQueriesQueue> queue,
     bool want_pdf_settings,
@@ -91,9 +107,11 @@ void OnDidGetDefaultPrintSettings(
   DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
 
   if (printer_query->last_status() != mojom::ResultCode::kSuccess) {
+#if 0  // Electron does not use Chrome error dialogs
     if (!want_pdf_settings) {
       ShowPrintErrorDialogForInvalidPrinterError();
     }
+#endif
     std::move(callback).Run(nullptr);
     return;
   }
@@ -103,9 +121,11 @@ void OnDidGetDefaultPrintSettings(
   params->document_cookie = printer_query->cookie();
 
   if (!PrintMsgPrintParamsIsValid(*params)) {
+#if 0  // Electron does not use Chrome error dialogs
     if (!want_pdf_settings) {
       ShowPrintErrorDialogForInvalidPrinterError();
     }
+#endif
     std::move(callback).Run(nullptr);
     return;
   }
@@ -122,7 +142,7 @@ void OnDidScriptedPrint(
 
   if (printer_query->last_status() != mojom::ResultCode::kSuccess ||
       !printer_query->settings().dpi()) {
-    std::move(callback).Run(nullptr);
+    std::move(callback).Run(nullptr, false);
     return;
   }
 
@@ -132,12 +152,13 @@ void OnDidScriptedPrint(
                                 params->params.get());
   params->params->document_cookie = printer_query->cookie();
   if (!PrintMsgPrintParamsIsValid(*params->params)) {
-    std::move(callback).Run(nullptr);
+    std::move(callback).Run(nullptr, false);
     return;
   }
 
   params->pages = printer_query->settings().ranges();
-  std::move(callback).Run(std::move(params));
+  bool canceled = printer_query->last_status() == mojom::ResultCode::kCanceled;
+  std::move(callback).Run(std::move(params), canceled);
   queue->QueuePrinterQuery(std::move(printer_query));
 }
 
@@ -174,9 +195,11 @@ PrintViewManagerBase::PrintViewManagerBase(content::WebContents* web_contents)
     : PrintManager(web_contents),
       queue_(g_browser_process->print_job_manager()->queue()) {
   DCHECK(queue_);
+#if 0  // Printing is always enabled.
   Profile* profile =
       Profile::FromBrowserContext(web_contents->GetBrowserContext());
-  printing_enabled_.Init(prefs::kPrintingEnabled, profile->GetPrefs());
+   printing_enabled_.Init(prefs::kPrintingEnabled, profile->GetPrefs());
+#endif
 }
 
 PrintViewManagerBase::~PrintViewManagerBase() {
@@ -199,7 +222,10 @@ void PrintViewManagerBase::DisableThirdPartyBlocking() {
 }
 #endif  // BUILDFLAG(IS_WIN) && BUILDFLAG(GOOGLE_CHROME_BRANDING)
 
-bool PrintViewManagerBase::PrintNow(content::RenderFrameHost* rfh) {
+bool PrintViewManagerBase::PrintNow(content::RenderFrameHost* rfh,
+                                    bool silent,
+                                    base::Value::Dict settings,
+                                    CompletionCallback callback)  {
   // Remember the ID for `rfh`, to enable checking that the `RenderFrameHost`
   // is still valid after a possible inner message loop runs in
   // `DisconnectFromCurrentPrintJob()`.
@@ -227,7 +253,12 @@ bool PrintViewManagerBase::PrintNow(content::RenderFrameHost* rfh) {
 #endif
 
   SetPrintingRFH(rfh);
+#if 0
   CompletePrintNow(rfh);
+#endif
+  callback_ = std::move(callback);
+
+  GetPrintRenderFrame(rfh)->PrintRequestedPages(silent, std::move(settings));
   return true;
 }
 
@@ -451,7 +482,8 @@ void PrintViewManagerBase::GetDefaultPrintSettingsReply(
 void PrintViewManagerBase::ScriptedPrintReply(
     ScriptedPrintCallback callback,
     int process_id,
-    mojom::PrintPagesParamsPtr params) {
+    mojom::PrintPagesParamsPtr params,
+    bool canceled) {
   DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
 
 #if BUILDFLAG(ENABLE_OOP_PRINTING)
@@ -466,12 +498,15 @@ void PrintViewManagerBase::ScriptedPrintReply(
     return;
   }
 
+  if (canceled)
+    UserInitCanceled();
+
   if (params) {
     set_cookie(params->params->document_cookie);
-    std::move(callback).Run(std::move(params));
+    std::move(callback).Run(std::move(params), canceled);
   } else {
     set_cookie(0);
-    std::move(callback).Run(nullptr);
+    std::move(callback).Run(nullptr, false);
   }
 }
 
@@ -607,10 +642,12 @@ void PrintViewManagerBase::DidPrintDocument(
 void PrintViewManagerBase::GetDefaultPrintSettings(
     GetDefaultPrintSettingsCallback callback) {
   DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
+#if 0  // Printing is always enabled.
   if (!printing_enabled_.GetValue()) {
     GetDefaultPrintSettingsReply(std::move(callback), nullptr);
     return;
   }
+#endif
 #if BUILDFLAG(ENABLE_OOP_PRINTING)
   if (printing::features::kEnableOopPrintDriversJobPrint.Get() &&
 #if BUILDFLAG(ENABLE_PRINT_CONTENT_ANALYSIS)
@@ -661,10 +698,12 @@ void PrintViewManagerBase::UpdatePrintSettings(
     base::Value::Dict job_settings,
     UpdatePrintSettingsCallback callback) {
   DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
+#if 0  // Printing is always enabled.
   if (!printing_enabled_.GetValue()) {
     std::move(callback).Run(nullptr);
     return;
   }
+#endif // Printing is always enabled.
 
   absl::optional<int> printer_type_value =
       job_settings.FindInt(kSettingPrinterType);
@@ -675,6 +714,7 @@ void PrintViewManagerBase::UpdatePrintSettings(
 
   mojom::PrinterType printer_type =
       static_cast<mojom::PrinterType>(*printer_type_value);
+#if 0 // Printing is always enabled.
   if (printer_type != mojom::PrinterType::kExtension &&
       printer_type != mojom::PrinterType::kPdf &&
       printer_type != mojom::PrinterType::kLocal) {
@@ -694,6 +734,7 @@ void PrintViewManagerBase::UpdatePrintSettings(
     if (value > 0)
       job_settings.Set(kSettingRasterizePdfDpi, value);
   }
+#endif // Printing is always enabled.
 
   std::unique_ptr<PrintSettings> print_settings =
       PrintSettingsFromJobSettings(job_settings);
@@ -743,7 +784,7 @@ void PrintViewManagerBase::UpdatePrintSettings(
 void PrintViewManagerBase::IsPrintingEnabled(
     IsPrintingEnabledCallback callback) {
   DCHECK_CURRENTLY_ON(content::BrowserThread::UI);
-  std::move(callback).Run(printing_enabled_.GetValue());
+  std::move(callback).Run(true);
 }
 
 void PrintViewManagerBase::ScriptedPrint(mojom::ScriptedPrintParamsPtr params,
@@ -759,14 +800,14 @@ void PrintViewManagerBase::ScriptedPrint(mojom::ScriptedPrintParamsPtr params,
     // didn't happen for some reason.
     bad_message::ReceivedBadMessage(
         render_process_host, bad_message::PVMB_SCRIPTED_PRINT_FENCED_FRAME);
-    std::move(callback).Run(nullptr);
+    std::move(callback).Run(nullptr, false);
     return;
   }
 #if BUILDFLAG(ENABLE_OOP_PRINTING)
   if (printing::features::kEnableOopPrintDriversJobPrint.Get() &&
       !query_with_ui_client_id_.has_value()) {
     // Renderer process has requested settings outside of the expected setup.
-    std::move(callback).Run(nullptr);
+    std::move(callback).Run(nullptr, false);
     return;
   }
 #endif
@@ -801,6 +842,7 @@ void PrintViewManagerBase::PrintingFailed(int32_t cookie,
 
   PrintManager::PrintingFailed(cookie, reason);
 
+#if 0 // Electron does not use Chromium error dialogs
   // `PrintingFailed()` can occur because asynchronous compositing results
   // don't complete until after a print job has already failed and been
   // destroyed.  In such cases the error notification to the user will
@@ -810,7 +852,7 @@ void PrintViewManagerBase::PrintingFailed(int32_t cookie,
       print_job_->document()->cookie() == cookie) {
     ShowPrintErrorDialogForGenericError();
   }
-
+#endif
   ReleasePrinterQuery();
 }
 
@@ -822,15 +864,24 @@ void PrintViewManagerBase::RemoveObserver(Observer& observer) {
   observers_.RemoveObserver(&observer);
 }
 
+void PrintViewManagerBase::ShowInvalidPrinterSettingsError() {
+  if (!callback_.is_null()) {
+    printing_status_ = PrintStatus::kInvalid;
+    TerminatePrintJob(true);
+  }
+}
+
 void PrintViewManagerBase::RenderFrameHostStateChanged(
     content::RenderFrameHost* render_frame_host,
     content::RenderFrameHost::LifecycleState /*old_state*/,
     content::RenderFrameHost::LifecycleState new_state) {
+#if 0
   if (new_state == content::RenderFrameHost::LifecycleState::kActive &&
       render_frame_host->GetProcess()->IsPdf() &&
       !render_frame_host->GetMainFrame()->GetParentOrOuterDocument()) {
     GetPrintRenderFrame(render_frame_host)->ConnectToPdfRenderer();
   }
+#endif
 }
 
 void PrintViewManagerBase::RenderFrameDeleted(
@@ -882,7 +933,12 @@ void PrintViewManagerBase::OnJobDone() {
   // Printing is done, we don't need it anymore.
   // print_job_->is_job_pending() may still be true, depending on the order
   // of object registration.
-  printing_succeeded_ = true;
+  printing_status_ = PrintStatus::kSucceeded;
+  ReleasePrintJob();
+}
+
+void PrintViewManagerBase::UserInitCanceled() {
+  printing_status_ = PrintStatus::kCanceled;
   ReleasePrintJob();
 }
 
@@ -891,9 +947,10 @@ void PrintViewManagerBase::OnCanceling() {
 }
 
 void PrintViewManagerBase::OnFailed() {
+#if 0 // Electron does not use Chromium error dialogs
   if (!canceling_job_)
     ShowPrintErrorDialogForGenericError();
-
+#endif
   TerminatePrintJob(true);
 }
 
@@ -903,7 +960,7 @@ bool PrintViewManagerBase::RenderAllMissingPagesNow() {
 
   // Is the document already complete?
   if (print_job_->document() && print_job_->document()->IsComplete()) {
-    printing_succeeded_ = true;
+    printing_status_ = PrintStatus::kSucceeded;
     return true;
   }
 
@@ -951,7 +1008,10 @@ bool PrintViewManagerBase::CreateNewPrintJob(
 
   // Disconnect the current `print_job_`.
   auto weak_this = weak_ptr_factory_.GetWeakPtr();
-  DisconnectFromCurrentPrintJob();
+  if (callback_.is_null()) {
+    // Disconnect the current |print_job_| only when calling window.print()
+    DisconnectFromCurrentPrintJob();
+  }
   if (!weak_this)
     return false;
 
@@ -972,7 +1032,7 @@ bool PrintViewManagerBase::CreateNewPrintJob(
 #endif
   print_job_->AddObserver(*this);
 
-  printing_succeeded_ = false;
+  printing_status_ = PrintStatus::kFailed;
   return true;
 }
 
@@ -1034,6 +1094,11 @@ void PrintViewManagerBase::ReleasePrintJob() {
   }
 #endif
 
+  if (!callback_.is_null()) {
+    bool success = printing_status_ == PrintStatus::kSucceeded;
+    std::move(callback_).Run(success, PrintReasonFromPrintStatus(printing_status_));
+  }
+
   if (!print_job_)
     return;
 
@@ -1041,7 +1106,7 @@ void PrintViewManagerBase::ReleasePrintJob() {
     // printing_rfh_ should only ever point to a RenderFrameHost with a live
     // RenderFrame.
     DCHECK(rfh->IsRenderFrameLive());
-    GetPrintRenderFrame(rfh)->PrintingDone(printing_succeeded_);
+    GetPrintRenderFrame(rfh)->PrintingDone(printing_status_ == PrintStatus::kSucceeded);
   }
 
   print_job_->RemoveObserver(*this);
@@ -1083,7 +1148,7 @@ bool PrintViewManagerBase::RunInnerMessageLoop() {
 }
 
 bool PrintViewManagerBase::OpportunisticallyCreatePrintJob(int cookie) {
-  if (print_job_)
+  if (print_job_ && print_job_->document())
     return true;
 
   if (!cookie) {
@@ -1191,7 +1256,7 @@ void PrintViewManagerBase::ReleasePrinterQuery() {
 }
 
 void PrintViewManagerBase::CompletePrintNow(content::RenderFrameHost* rfh) {
-  GetPrintRenderFrame(rfh)->PrintRequestedPages();
+  GetPrintRenderFrame(rfh)->PrintRequestedPages(/*silent=*/true, /*job_settings=*/base::Value::Dict());
 
   for (auto& observer : GetObservers())
     observer.OnPrintNow(rfh);
@@ -1239,7 +1304,7 @@ void PrintViewManagerBase::CompleteScriptedPrintAfterContentAnalysis(
     bool allowed) {
   if (!allowed || !printing_rfh_ || IsCrashed() ||
       !printing_rfh_->IsRenderFrameLive()) {
-    std::move(callback).Run(nullptr);
+    std::move(callback).Run(nullptr, false);
     return;
   }
   CompleteScriptedPrint(printing_rfh_, std::move(params), std::move(callback));
diff --git a/chrome/browser/printing/print_view_manager_base.h b/chrome/browser/printing/print_view_manager_base.h
index 0b07b29da7df2595270391aed19e6eecd53b9f02..a5fb7fb6aac719df0dfed116daf798314a07b244 100644
--- a/chrome/browser/printing/print_view_manager_base.h
+++ b/chrome/browser/printing/print_view_manager_base.h
@@ -47,6 +47,8 @@ namespace printing {
 class PrintQueriesQueue;
 class PrinterQuery;
 
+using CompletionCallback = base::OnceCallback<void(bool, const std::string&)>;
+
 // Base class for managing the print commands for a WebContents.
 class PrintViewManagerBase : public PrintManager, public PrintJob::Observer {
  public:
@@ -80,7 +82,10 @@ class PrintViewManagerBase : public PrintManager, public PrintJob::Observer {
   // Prints the current document immediately. Since the rendering is
   // asynchronous, the actual printing will not be completed on the return of
   // this function. Returns false if printing is impossible at the moment.
-  virtual bool PrintNow(content::RenderFrameHost* rfh);
+  virtual bool PrintNow(content::RenderFrameHost* rfh,
+                        bool silent = true,
+                        base::Value::Dict settings = {},
+                        CompletionCallback callback = {});
 
 #if BUILDFLAG(ENABLE_PRINT_PREVIEW)
   // Prints the document in `print_data` with settings specified in
@@ -132,8 +137,10 @@ class PrintViewManagerBase : public PrintManager, public PrintJob::Observer {
   void IsPrintingEnabled(IsPrintingEnabledCallback callback) override;
   void ScriptedPrint(mojom::ScriptedPrintParamsPtr params,
                      ScriptedPrintCallback callback) override;
+  void ShowInvalidPrinterSettingsError() override;
   void PrintingFailed(int32_t cookie,
                       mojom::PrintFailureReason reason) override;
+  void UserInitCanceled();
 
   // Adds and removes observers for `PrintViewManagerBase` events. The order in
   // which notifications are sent to observers is undefined. Observers must be
@@ -141,6 +148,14 @@ class PrintViewManagerBase : public PrintManager, public PrintJob::Observer {
   void AddObserver(Observer& observer);
   void RemoveObserver(Observer& observer);
 
+  enum class PrintStatus {
+    kSucceeded,
+    kCanceled,
+    kFailed,
+    kInvalid,
+    kUnknown
+  };
+
  protected:
   explicit PrintViewManagerBase(content::WebContents* web_contents);
 
@@ -291,7 +306,8 @@ class PrintViewManagerBase : public PrintManager, public PrintJob::Observer {
   // Runs `callback` with `params` to reply to ScriptedPrint().
   void ScriptedPrintReply(ScriptedPrintCallback callback,
                           int process_id,
-                          mojom::PrintPagesParamsPtr params);
+                          mojom::PrintPagesParamsPtr params,
+                          bool canceled);
 
   // Requests the RenderView to render all the missing pages for the print job.
   // No-op if no print job is pending. Returns true if at least one page has
@@ -361,8 +377,11 @@ class PrintViewManagerBase : public PrintManager, public PrintJob::Observer {
   // The current RFH that is printing with a system printing dialog.
   raw_ptr<content::RenderFrameHost> printing_rfh_ = nullptr;
 
+  // Respond with success of the print job.
+  CompletionCallback callback_;
+
   // Indication of success of the print job.
-  bool printing_succeeded_ = false;
+  PrintStatus printing_status_ = PrintStatus::kUnknown;
 
   // Indication that the job is getting canceled.
   bool canceling_job_ = false;
diff --git a/chrome/browser/printing/printer_query.cc b/chrome/browser/printing/printer_query.cc
index 0b6ff160cc0537d4e75ecfdc3ab3fc881888bbc9..8ca904943942de2d5ff4b194976e606a60ced16c 100644
--- a/chrome/browser/printing/printer_query.cc
+++ b/chrome/browser/printing/printer_query.cc
@@ -355,17 +355,19 @@ void PrinterQuery::UpdatePrintSettings(base::Value::Dict new_settings,
 #endif  // BUILDFLAG(IS_LINUX) && BUILDFLAG(USE_CUPS)
   }
 
-  mojom::ResultCode result;
   {
 #if BUILDFLAG(IS_WIN)
     // Blocking is needed here because Windows printer drivers are oftentimes
     // not thread-safe and have to be accessed on the UI thread.
     base::ScopedAllowBlocking allow_blocking;
 #endif
-    result = printing_context_->UpdatePrintSettings(std::move(new_settings));
+    // Reset settings from previous print job
+    printing_context_->ResetSettings();
+    mojom::ResultCode result_code = printing_context_->UseDefaultSettings();
+    if (result_code == mojom::ResultCode::kSuccess)
+      result_code = printing_context_->UpdatePrintSettings(std::move(new_settings));
+    InvokeSettingsCallback(std::move(callback), result_code);
   }
-
-  InvokeSettingsCallback(std::move(callback), result);
 }
 
 #if BUILDFLAG(IS_CHROMEOS)
diff --git a/chrome/browser/ui/webui/print_preview/fake_print_render_frame.cc b/chrome/browser/ui/webui/print_preview/fake_print_render_frame.cc
index e83cf407beebcec5ccf7eaa991f43d4d3713833b..5e770a6a840b48e07ff056fe038aad54e526429e 100644
--- a/chrome/browser/ui/webui/print_preview/fake_print_render_frame.cc
+++ b/chrome/browser/ui/webui/print_preview/fake_print_render_frame.cc
@@ -21,7 +21,7 @@ FakePrintRenderFrame::FakePrintRenderFrame(
 
 FakePrintRenderFrame::~FakePrintRenderFrame() = default;
 
-void FakePrintRenderFrame::PrintRequestedPages() {}
+void FakePrintRenderFrame::PrintRequestedPages(bool /*silent*/, ::base::Value::Dict /*settings*/) {}
 
 void FakePrintRenderFrame::PrintWithParams(mojom::PrintPagesParamsPtr params,
                                            PrintWithParamsCallback callback) {
diff --git a/chrome/browser/ui/webui/print_preview/fake_print_render_frame.h b/chrome/browser/ui/webui/print_preview/fake_print_render_frame.h
index 32403bb077dcbbffe6a3a862feff619e980c5f93..af773c93ab969a5dc483cc63384851ff62cf51ec 100644
--- a/chrome/browser/ui/webui/print_preview/fake_print_render_frame.h
+++ b/chrome/browser/ui/webui/print_preview/fake_print_render_frame.h
@@ -25,7 +25,7 @@ class FakePrintRenderFrame : public mojom::PrintRenderFrame {
 
  private:
   // printing::mojom::PrintRenderFrame:
-  void PrintRequestedPages() override;
+  void PrintRequestedPages(bool silent, ::base::Value::Dict settings) override;
   void PrintWithParams(mojom::PrintPagesParamsPtr params,
                        PrintWithParamsCallback callback) override;
   void PrintForSystemDialog() override;
diff --git a/components/printing/browser/print_manager.cc b/components/printing/browser/print_manager.cc
index 21c81377d32ae8d4185598a7eba88ed1d2063ef0..0767f4e9369e926b1cea99178c1a1975941f1765 100644
--- a/components/printing/browser/print_manager.cc
+++ b/components/printing/browser/print_manager.cc
@@ -47,6 +47,8 @@ void PrintManager::IsPrintingEnabled(IsPrintingEnabledCallback callback) {
   std::move(callback).Run(true);
 }
 
+void PrintManager::ShowInvalidPrinterSettingsError() {}
+
 void PrintManager::PrintingFailed(int32_t cookie,
                                   mojom::PrintFailureReason reason) {
   // Note: Not redundant with cookie checks in the same method in other parts of
diff --git a/components/printing/browser/print_manager.h b/components/printing/browser/print_manager.h
index ca71560874a0189068dd11fbc039f5673bf6bd96..a8551d95e64da2afbc1685b2df8f1fc377c7117b 100644
--- a/components/printing/browser/print_manager.h
+++ b/components/printing/browser/print_manager.h
@@ -48,6 +48,7 @@ class PrintManager : public content::WebContentsObserver,
                         DidPrintDocumentCallback callback) override;
   void IsPrintingEnabled(IsPrintingEnabledCallback callback) override;
   void DidShowPrintDialog() override;
+  void ShowInvalidPrinterSettingsError() override;
   void PrintingFailed(int32_t cookie,
                       mojom::PrintFailureReason reason) override;
 
diff --git a/components/printing/common/print.mojom b/components/printing/common/print.mojom
index a65f892c435369b8a9a645ab4cc757ba8bdb68cc..50b51b702d565febf1b8bbe8cd58bcefa692256a 100644
--- a/components/printing/common/print.mojom
+++ b/components/printing/common/print.mojom
@@ -293,7 +293,7 @@ union PrintWithParamsResult {
 interface PrintRenderFrame {
   // Tells the RenderFrame to switch the CSS to print media type, render every
   // requested page, and then switch back the CSS to display media type.
-  PrintRequestedPages();
+  PrintRequestedPages(bool silent, mojo_base.mojom.DictionaryValue settings);
 
   // Requests the frame to be printed with specified parameters. This is used
   // to programmatically produce PDF by request from the browser (e.g. over
@@ -387,7 +387,10 @@ interface PrintManagerHost {
   // UI to the user to select the final print settings. If the user cancels or
   // an error occurs, return null.
   [Sync]
-  ScriptedPrint(ScriptedPrintParams params) => (PrintPagesParams? settings);
+  ScriptedPrint(ScriptedPrintParams params) => (PrintPagesParams? settings, bool canceled);
+
+  // Tells the browser that there are invalid printer settings.
+  ShowInvalidPrinterSettingsError();
 
   // Tells the browser printing failed.
   PrintingFailed(int32 cookie, PrintFailureReason reason);
diff --git a/components/printing/renderer/print_render_frame_helper.cc b/components/printing/renderer/print_render_frame_helper.cc
index 2fc137bf2583006130b133008cb4c253e76449ed..13260dc05853f565c39f001332857c232ab73e9f 100644
--- a/components/printing/renderer/print_render_frame_helper.cc
+++ b/components/printing/renderer/print_render_frame_helper.cc
@@ -45,6 +45,7 @@
 #include "printing/mojom/print.mojom.h"
 #include "printing/page_number.h"
 #include "printing/print_job_constants.h"
+#include "printing/print_settings.h"
 #include "printing/units.h"
 #include "services/metrics/public/cpp/ukm_source_id.h"
 #include "third_party/blink/public/common/associated_interfaces/associated_interface_provider.h"
@@ -1317,7 +1318,8 @@ void PrintRenderFrameHelper::ScriptedPrint(bool user_initiated) {
     if (!weak_this)
       return;
 
-    Print(web_frame, blink::WebNode(), PrintRequestType::kScripted);
+    Print(web_frame, blink::WebNode(), PrintRequestType::kScripted,
+          false /* silent */, base::Value::Dict() /* new_settings */);
     if (!weak_this)
       return;
 
@@ -1348,7 +1350,7 @@ void PrintRenderFrameHelper::BindPrintRenderFrameReceiver(
   receivers_.Add(this, std::move(receiver));
 }
 
-void PrintRenderFrameHelper::PrintRequestedPages() {
+void PrintRenderFrameHelper::PrintRequestedPages(bool silent, base::Value::Dict settings) {
   ScopedIPC scoped_ipc(weak_ptr_factory_.GetWeakPtr());
   if (ipc_nesting_level_ > kAllowedIpcDepthForPrint)
     return;
@@ -1363,7 +1365,7 @@ void PrintRenderFrameHelper::PrintRequestedPages() {
   // plugin node and print that instead.
   auto plugin = delegate_->GetPdfElement(frame);
 
-  Print(frame, plugin, PrintRequestType::kRegular);
+  Print(frame, plugin, PrintRequestType::kRegular, silent, std::move(settings));
 
   if (!render_frame_gone_)
     frame->DispatchAfterPrintEvent();
@@ -1442,7 +1444,8 @@ void PrintRenderFrameHelper::PrintForSystemDialog() {
   }
 
   Print(frame, print_preview_context_.source_node(),
-        PrintRequestType::kRegular);
+        PrintRequestType::kRegular, false,
+        base::Value::Dict());
   if (!render_frame_gone_)
     print_preview_context_.DispatchAfterPrintEvent();
   // WARNING: |this| may be gone at this point. Do not do any more work here and
@@ -1493,6 +1496,8 @@ void PrintRenderFrameHelper::PrintPreview(base::Value::Dict settings) {
   if (ipc_nesting_level_ > kAllowedIpcDepthForPrint)
     return;
 
+  blink::WebLocalFrame* frame = render_frame()->GetWebFrame();
+  print_preview_context_.InitWithFrame(frame);
   print_preview_context_.OnPrintPreview();
 
 #if BUILDFLAG(IS_CHROMEOS_ASH)
@@ -2110,7 +2115,8 @@ void PrintRenderFrameHelper::PrintNode(const blink::WebNode& node) {
       return;
 
     Print(duplicate_node.GetDocument().GetFrame(), duplicate_node,
-          PrintRequestType::kRegular);
+          PrintRequestType::kRegular, false /* silent */,
+          base::Value::Dict() /* new_settings */);
     // Check if |this| is still valid.
     if (!weak_this)
       return;
@@ -2125,7 +2131,9 @@ void PrintRenderFrameHelper::PrintNode(const blink::WebNode& node) {
 
 void PrintRenderFrameHelper::Print(blink::WebLocalFrame* frame,
                                    const blink::WebNode& node,
-                                   PrintRequestType print_request_type) {
+                                   PrintRequestType print_request_type,
+                                   bool silent,
+                                   base::Value::Dict settings) {
   // If still not finished with earlier print request simply ignore.
   if (prep_frame_view_)
     return;
@@ -2133,7 +2141,7 @@ void PrintRenderFrameHelper::Print(blink::WebLocalFrame* frame,
   FrameReference frame_ref(frame);
 
   uint32_t expected_page_count = 0;
-  if (!CalculateNumberOfPages(frame, node, &expected_page_count)) {
+  if (!CalculateNumberOfPages(frame, node, &expected_page_count, std::move(settings))) {
     DidFinishPrinting(FAIL_PRINT_INIT);
     return;  // Failed to init print page settings.
   }
@@ -2152,8 +2160,15 @@ void PrintRenderFrameHelper::Print(blink::WebLocalFrame* frame,
         print_pages_params_->params->print_scaling_option;
 
     auto self = weak_ptr_factory_.GetWeakPtr();
-    mojom::PrintPagesParamsPtr print_settings = GetPrintSettingsFromUser(
+    mojom::PrintPagesParamsPtr print_settings;
+
+    if (silent) {
+      print_settings = mojom::PrintPagesParams::New();
+      print_settings->params = print_pages_params_->params->Clone();
+    } else {
+      print_settings = GetPrintSettingsFromUser(
         frame_ref.GetFrame(), node, expected_page_count, print_request_type);
+    }
     // Check if |this| is still valid.
     if (!self)
       return;
@@ -2403,35 +2418,47 @@ void PrintRenderFrameHelper::IPCProcessed() {
   }
 }
 
-bool PrintRenderFrameHelper::InitPrintSettings(bool fit_to_paper_size) {
+bool PrintRenderFrameHelper::InitPrintSettings(
+    bool fit_to_paper_size,
+    base::Value::Dict new_settings) {
   // Reset to default values.
   ignore_css_margins_ = false;
 
-  mojom::PrintPagesParams settings;
-  GetPrintManagerHost()->GetDefaultPrintSettings(&settings.params);
+  mojom::PrintPagesParamsPtr settings;
+  if (new_settings.empty()) {
+    settings = mojom::PrintPagesParams::New();
+    settings->params = mojom::PrintParams::New();
+    GetPrintManagerHost()->GetDefaultPrintSettings(&settings->params);
+  } else {
+    GetPrintManagerHost()->UpdatePrintSettings(
+      std::move(new_settings), &settings);
+  }
 
   // Check if the printer returned any settings, if the settings are null,
   // assume there are no printer drivers configured. So safely terminate.
-  if (!settings.params) {
+  if (!settings || !settings->params) {
     // Caller will reset `print_pages_params_`.
     return false;
   }
 
-  settings.params->print_scaling_option =
+  settings->params->print_scaling_option =
       fit_to_paper_size ? mojom::PrintScalingOption::kFitToPrintableArea
                         : mojom::PrintScalingOption::kSourceSize;
-  SetPrintPagesParams(settings);
+  SetPrintPagesParams(*settings);
   return true;
 }
 
-bool PrintRenderFrameHelper::CalculateNumberOfPages(blink::WebLocalFrame* frame,
-                                                    const blink::WebNode& node,
-                                                    uint32_t* number_of_pages) {
+bool PrintRenderFrameHelper::CalculateNumberOfPages(
+    blink::WebLocalFrame* frame,
+    const blink::WebNode& node,
+    uint32_t* number_of_pages,
+    base::Value::Dict settings) {
   DCHECK(frame);
   bool fit_to_paper_size = !IsPrintingPdfFrame(frame, node);
-  if (!InitPrintSettings(fit_to_paper_size)) {
+  if (!InitPrintSettings(fit_to_paper_size, std::move(settings))) {
     // Browser triggered this code path. It already knows about the failure.
     notify_browser_of_print_failure_ = false;
+    GetPrintManagerHost()->ShowInvalidPrinterSettingsError();
     return false;
   }
 
@@ -2535,7 +2562,7 @@ mojom::PrintPagesParamsPtr PrintRenderFrameHelper::GetPrintSettingsFromUser(
       std::move(params),
       base::BindOnce(
           [](base::OnceClosure quit_closure, mojom::PrintPagesParamsPtr* output,
-             mojom::PrintPagesParamsPtr input) {
+             mojom::PrintPagesParamsPtr input, bool canceled) {
             *output = std::move(input);
             std::move(quit_closure).Run();
           },
diff --git a/components/printing/renderer/print_render_frame_helper.h b/components/printing/renderer/print_render_frame_helper.h
index 9376c3f858bea408d07ba09d988eaa300b4f550b..d62e09ca4ace8fe094a6b71c05e4ced1170ef056 100644
--- a/components/printing/renderer/print_render_frame_helper.h
+++ b/components/printing/renderer/print_render_frame_helper.h
@@ -253,7 +253,7 @@ class PrintRenderFrameHelper
       mojo::PendingAssociatedReceiver<mojom::PrintRenderFrame> receiver);
 
   // printing::mojom::PrintRenderFrame:
-  void PrintRequestedPages() override;
+  void PrintRequestedPages(bool silent, base::Value::Dict settings) override;
   void PrintWithParams(mojom::PrintPagesParamsPtr params,
                        PrintWithParamsCallback callback) override;
 #if BUILDFLAG(ENABLE_PRINT_PREVIEW)
@@ -330,7 +330,9 @@ class PrintRenderFrameHelper
   // WARNING: |this| may be gone after this method returns.
   void Print(blink::WebLocalFrame* frame,
              const blink::WebNode& node,
-             PrintRequestType print_request_type);
+             PrintRequestType print_request_type,
+             bool silent,
+             base::Value::Dict settings);
 
   // Notification when printing is done - signal tear-down/free resources.
   void DidFinishPrinting(PrintingResult result);
@@ -339,12 +341,14 @@ class PrintRenderFrameHelper
 
   // Initialize print page settings with default settings.
   // Used only for native printing workflow.
-  bool InitPrintSettings(bool fit_to_paper_size);
+  bool InitPrintSettings(bool fit_to_paper_size,
+                         base::Value::Dict new_settings);
 
   // Calculate number of pages in source document.
   bool CalculateNumberOfPages(blink::WebLocalFrame* frame,
                               const blink::WebNode& node,
-                              uint32_t* number_of_pages);
+                              uint32_t* number_of_pages,
+                              base::Value::Dict settings);
 
 #if BUILDFLAG(ENABLE_PRINT_PREVIEW)
   // Set options for print preset from source PDF document.
diff --git a/content/browser/BUILD.gn b/content/browser/BUILD.gn
index 7f8aea52f3aa4e3538125de9faa9215a9bb19af5..6c5c6f0771c72ac300e07398d4ed9bd3ce9a6ae3 100644
--- a/content/browser/BUILD.gn
+++ b/content/browser/BUILD.gn
@@ -2881,8 +2881,9 @@ source_set("browser") {
       "//ppapi/shared_impl",
     ]
 
-    assert(enable_printing)
-    deps += [ "//printing" ]
+    if (enable_printing) {
+      deps += [ "//printing" ]
+    }
 
     if (is_chromeos) {
       sources += [
diff --git a/printing/printing_context.cc b/printing/printing_context.cc
index 370dedfb4b4649f85a02b3a50ee16f525f57f44a..256666b64d8ffb5b50c9424c40ae1bb4050da6fb 100644
--- a/printing/printing_context.cc
+++ b/printing/printing_context.cc
@@ -143,7 +143,6 @@ void PrintingContext::UsePdfSettings() {
 
 mojom::ResultCode PrintingContext::UpdatePrintSettings(
     base::Value::Dict job_settings) {
-  ResetSettings();
   {
     std::unique_ptr<PrintSettings> settings =
         PrintSettingsFromJobSettings(job_settings);
diff --git a/printing/printing_context.h b/printing/printing_context.h
index 2fb3aef0797f204f08c20e48987cd8c2703185de..75a70e331f8b539027748dad3252912cb85e8797 100644
--- a/printing/printing_context.h
+++ b/printing/printing_context.h
@@ -178,6 +178,9 @@ class COMPONENT_EXPORT(PRINTING) PrintingContext {
 
   bool PrintingAborted() const { return abort_printing_; }
 
+  // Reinitializes the settings for object reuse.
+  void ResetSettings();
+
   int job_id() const { return job_id_; }
 
  protected:
@@ -188,9 +191,6 @@ class COMPONENT_EXPORT(PRINTING) PrintingContext {
   static std::unique_ptr<PrintingContext> CreateImpl(Delegate* delegate,
                                                      bool skip_system_calls);
 
-  // Reinitializes the settings for object reuse.
-  void ResetSettings();
-
   // Determine if system calls should be skipped by this instance.
   bool skip_system_calls() const {
 #if BUILDFLAG(ENABLE_OOP_PRINTING)
diff --git a/sandbox/policy/mac/sandbox_mac.mm b/sandbox/policy/mac/sandbox_mac.mm
index cc0e9b58d2686c45f8471eccdde7d9c5b03b4cae..d0ad07b3205aa7e9dcb8cc6217426a1bde22a15f 100644
--- a/sandbox/policy/mac/sandbox_mac.mm
+++ b/sandbox/policy/mac/sandbox_mac.mm
@@ -41,6 +41,10 @@
 #error "This file requires ARC support."
 #endif
 
+#if BUILDFLAG(ENABLE_PRINTING)
+#include "sandbox/policy/mac/print_backend.sb.h"
+#endif
+
 namespace sandbox::policy {
 
 base::FilePath GetCanonicalPath(const base::FilePath& path) {