Added PrintingContext::Delegate to get parent view handle and application locale.

content/browser/renderer_host/pepper/pepper_print_settings_manager.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "content/browser/renderer_host/pepper/pepper_print_settings_manager.h"
 
 #include "content/public/browser/browser_thread.h"
+#include "content/public/browser/content_browser_client.h"
+#include "content/public/common/content_client.h"
 #include "ppapi/c/pp_errors.h"
 #include "printing/printing_context.h"
 #include "printing/units.h"
 
 namespace content {
 
 namespace {
 
 #if defined(ENABLE_FULL_PRINTING)
 // Print units conversion functions.
@@ skipping 17 matching lines @@
   PP_Rect result;
   result.point.x =
       DeviceUnitsInPoints(print_area.origin().x(), device_units_per_inch);
   result.point.y =
       DeviceUnitsInPoints(print_area.origin().y(), device_units_per_inch);
   result.size =
       PrintSizeToPPPrintSize(print_area.size(), device_units_per_inch);
   return result;
 }
 
+class PrintingContextDelegate : public printing::PrintingContext::Delegate {
+ public:
+  // PrintingContext::Delegate methods.
+  virtual gfx::NativeView GetParentView() OVERRIDE { return NULL; }
+  virtual std::string GetAppLocale() OVERRIDE {
+    return GetContentClient()->browser()->GetApplicationLocale();
+  }
+};
+
 PepperPrintSettingsManager::Result ComputeDefaultPrintSettings() {
   // This function should run on the UI thread because |PrintingContext| methods
   // call into platform APIs.
   DCHECK_CURRENTLY_ON(BrowserThread::UI);
+
+  PrintingContextDelegate delegate;
   scoped_ptr<printing::PrintingContext> context(
-      printing::PrintingContext::Create(std::string()));
+      printing::PrintingContext::Create(&delegate));
   if (!context.get() ||
       context->UseDefaultSettings() != printing::PrintingContext::OK) {
     return PepperPrintSettingsManager::Result(PP_PrintSettings_Dev(),
                                               PP_ERROR_FAILED);
   }
   const printing::PrintSettings& print_settings = context->settings();
   const printing::PageSetup& page_setup =
       print_settings.page_setup_device_units();
   int device_units_per_inch = print_settings.device_units_per_inch();
   if (device_units_per_inch <= 0) {
@@ skipping 34 matching lines @@
 void PepperPrintSettingsManagerImpl::GetDefaultPrintSettings(
     PepperPrintSettingsManager::Callback callback) {
   BrowserThread::PostTaskAndReplyWithResult(
       BrowserThread::UI,
       FROM_HERE,
       base::Bind(ComputeDefaultPrintSettings),
       callback);
 }
 
 }  // namespace content