Revert of Revert of Generalize printer color model handling, get rid of CUPS specific case. Enable supported paper szes…

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

Index: chrome/browser/ui/webui/print_preview/print_preview_handler.cc
diff --git a/chrome/browser/ui/webui/print_preview/print_preview_handler.cc b/chrome/browser/ui/webui/print_preview/print_preview_handler.cc
index 81b0d40a250386a849c29b3235beb83a677b58e8..ede72df37b251a56a0025d905d9bcd6b5f484506 100644
--- a/chrome/browser/ui/webui/print_preview/print_preview_handler.cc
+++ b/chrome/browser/ui/webui/print_preview/print_preview_handler.cc
@@ -22,6 +22,7 @@
 #include "base/metrics/histogram.h"
 #include "base/path_service.h"
 #include "base/prefs/pref_service.h"
+#include "base/strings/string_number_conversions.h"
 #include "base/strings/utf_string_conversions.h"
 #include "base/threading/thread.h"
 #include "base/threading/thread_restrictions.h"
@@ -190,10 +191,6 @@
 // Additional printer capability setting keys.
 const char kPrinterId[] = "printerId";
 const char kPrinterCapabilities[] = "capabilities";
-#if defined(USE_CUPS)
-const char kCUPSsColorModel[] = "cupsColorModel";
-const char kCUPSsBWModel[] = "cupsBWModel";
-#endif
 
 // Get the print job settings dictionary from |args|. The caller takes
 // ownership of the returned DictionaryValue. Returns NULL on failure.
@@ -317,7 +314,11 @@
   orientation.SaveTo(&description);
 
   ColorCapability color;
-  color.AddDefaultOption(Color(STANDARD_COLOR), true);
+  {
+    Color standard_color(STANDARD_COLOR);
+    standard_color.vendor_id = base::IntToString(printing::COLOR);
+    color.AddDefaultOption(standard_color, true);
+  }
   color.SaveTo(&description);
 
   static const cloud_devices::printer::MediaType kPdfMedia[] = {
@@ -376,11 +377,6 @@
     return scoped_ptr<base::DictionaryValue>();
   }
 
-#if defined(USE_CUPS)
-  // TODO(alekseys): Use CUSTOM_COLOR/MONOCHROME instead.
-  description->SetInteger(kCUPSsColorModel, info.color_model);
-  description->SetInteger(kCUPSsBWModel, info.bw_model);
-#endif
   return description.Pass();
 }
 
@@ -473,14 +469,6 @@
 
 }  // namespace
 
-#if defined(USE_CUPS)
-struct PrintPreviewHandler::CUPSPrinterColorModels {
-  std::string printer_name;
-  printing::ColorModel color_model;
-  printing::ColorModel bw_model;
-};
-#endif
-
 class PrintPreviewHandler::AccessTokenService
     : public OAuth2TokenService::Consumer {
  public:
@@ -880,11 +868,6 @@
     // Reset selection only flag for the same reason.
     settings->SetBoolean(printing::kSettingShouldPrintSelectionOnly, false);
 
-#if defined(USE_CUPS)
-    if (!open_pdf_in_preview)  // We can get here even for cloud printers.
-      ConvertColorSettingToCUPSColorModel(settings.get());
-#endif
-
     // Set ID to know whether printing is for preview.
     settings->SetInteger(printing::kPreviewUIID,
                          print_preview_ui->GetIDForPrintPreviewUI());
@@ -1229,11 +1212,6 @@
 void PrintPreviewHandler::SendPrinterCapabilities(
     const base::DictionaryValue* settings_info) {
   VLOG(1) << "Get printer capabilities finished";
-
-#if defined(USE_CUPS)
-  SaveCUPSColorSetting(settings_info);
-#endif
-
   web_ui()->CallJavascriptFunction("updateWithPrinterCapabilities",
                                    *settings_info);
 }
@@ -1410,59 +1388,6 @@
   return true;
 }
 
-#if defined(USE_CUPS)
-void PrintPreviewHandler::SaveCUPSColorSetting(
-    const base::DictionaryValue* settings) {
-  cups_printer_color_models_.reset(new CUPSPrinterColorModels);
-  settings->GetString(kPrinterId, &cups_printer_color_models_->printer_name);
-  const base::DictionaryValue* capabilities = NULL;
-  if (!settings->GetDictionary(kPrinterCapabilities, &capabilities) ||
-      !capabilities) {
-    NOTREACHED();
-    return;
-  }
-  capabilities->GetInteger(
-      kCUPSsColorModel,
-      reinterpret_cast<int*>(&cups_printer_color_models_->color_model));
-  capabilities->GetInteger(
-      kCUPSsBWModel,
-      reinterpret_cast<int*>(&cups_printer_color_models_->bw_model));
-}
-
-void PrintPreviewHandler::ConvertColorSettingToCUPSColorModel(
-    base::DictionaryValue* settings) const {
-  if (!cups_printer_color_models_)
-    return;
-
-  // Sanity check the printer name.
-  std::string printer_name;
-  if (!settings->GetString(printing::kSettingDeviceName, &printer_name) ||
-      printer_name != cups_printer_color_models_->printer_name) {
-    NOTREACHED();
-    return;
-  }
-
-  int color;
-  if (!settings->GetInteger(printing::kSettingColor, &color)) {
-    NOTREACHED();
-    return;
-  }
-
-  if (color == printing::GRAY) {
-    if (cups_printer_color_models_->bw_model != printing::UNKNOWN_COLOR_MODEL) {
-      settings->SetInteger(printing::kSettingColor,
-                           cups_printer_color_models_->bw_model);
-    }
-    return;
-  }
-
-  printing::ColorModel color_model = cups_printer_color_models_->color_model;
-  if (color_model != printing::UNKNOWN_COLOR_MODEL)
-    settings->SetInteger(printing::kSettingColor, color_model);
-}
-
-#endif  // defined(USE_CUPS)
-
 #if defined(ENABLE_SERVICE_DISCOVERY)
 void PrintPreviewHandler::LocalPrinterChanged(
     bool added,