Print Preview: Add option to rasterize PDFs and add JPEG compression.

chrome/browser/ui/webui/print_preview/print_preview_ui.cc

Index: chrome/browser/ui/webui/print_preview/print_preview_ui.cc
diff --git a/chrome/browser/ui/webui/print_preview/print_preview_ui.cc b/chrome/browser/ui/webui/print_preview/print_preview_ui.cc
index e1f286abcc707dc5649b500402f214e7e69a8b52..cc8bbd8ae079fe87ccb21a8f230462cb315205f3 100644
--- a/chrome/browser/ui/webui/print_preview/print_preview_ui.cc
+++ b/chrome/browser/ui/webui/print_preview/print_preview_ui.cc
@@ -278,6 +278,8 @@ content::WebUIDataSource* CreatePrintPreviewUISource() {
       IDS_PRINT_PREVIEW_OPTION_BACKGROUND_COLORS_AND_IMAGES);
   source->AddLocalizedString("optionSelectionOnly",
                              IDS_PRINT_PREVIEW_OPTION_SELECTION_ONLY);
+  source->AddLocalizedString("optionRasterize",
+                             IDS_PRINT_PREVIEW_OPTION_RASTERIZE);
   source->AddLocalizedString("marginsLabel", IDS_PRINT_PREVIEW_MARGINS_LABEL);
   source->AddLocalizedString("defaultMargins",
                              IDS_PRINT_PREVIEW_DEFAULT_MARGINS);
@@ -410,6 +412,10 @@ content::WebUIDataSource* CreatePrintPreviewUISource() {
   bool scaling_enabled = base::FeatureList::IsEnabled(features::kPrintScaling);
   source->AddBoolean("scalingEnabled", scaling_enabled);
 
+  bool print_pdf_as_image_enabled = base::FeatureList::IsEnabled(
+      features::kPrintPdfAsImage);
+  source->AddBoolean("printPdfAsImageEnabled", print_pdf_as_image_enabled);
+
 #if defined(OS_CHROMEOS)
   bool cups_and_md_settings_enabled =
       base::CommandLine::ForCurrentProcess()->HasSwitch(