Convert Pass()→std::move() in //chrome/browser/ui

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

Index: chrome/browser/ui/webui/print_preview/extension_printer_handler.cc
diff --git a/chrome/browser/ui/webui/print_preview/extension_printer_handler.cc b/chrome/browser/ui/webui/print_preview/extension_printer_handler.cc
index 9be255d6939facfd5ef1e118ebd7a1a21361336d..d2af8130902c49a1e78ce6474f78908c4f280e50 100644
--- a/chrome/browser/ui/webui/print_preview/extension_printer_handler.cc
+++ b/chrome/browser/ui/webui/print_preview/extension_printer_handler.cc
@@ -5,6 +5,7 @@
 #include "chrome/browser/ui/webui/print_preview/extension_printer_handler.h"
 
 #include <algorithm>
+#include <utility>
 
 #include "base/bind.h"
 #include "base/callback.h"
@@ -62,7 +63,7 @@ scoped_ptr<extensions::PrinterProviderPrintJob> UpdateJobFileInfoOnWorkerThread(
     scoped_ptr<extensions::PrinterProviderPrintJob> job) {
   if (base::GetFileInfo(raster_path, &job->file_info))
     job->document_path = raster_path;
-  return job.Pass();
+  return job;
 }
 
 // Callback to PWG raster conversion.
@@ -75,7 +76,7 @@ void UpdateJobFileInfo(
     bool success,
     const base::FilePath& pwg_file_path) {
   if (!success) {
-    callback.Run(job.Pass());
+    callback.Run(std::move(job));
     return;
   }
 
@@ -207,7 +208,7 @@ void ExtensionPrinterHandler::StartPrint(
     // the same way as it's done with PWG raster.
     print_job->content_type = kContentTypePdf;
     print_job->document_bytes = print_data;
-    DispatchPrintJob(callback, print_job.Pass());
+    DispatchPrintJob(callback, std::move(print_job));
     return;
   }
 
@@ -219,7 +220,7 @@ void ExtensionPrinterHandler::StartPrint(
 
   print_job->content_type = kContentTypePWGRaster;
   ConvertToPWGRaster(print_data, printer_description, ticket, page_size,
-                     print_job.Pass(),
+                     std::move(print_job),
                      base::Bind(&ExtensionPrinterHandler::DispatchPrintJob,
                                 weak_ptr_factory_.GetWeakPtr(), callback));
 }
@@ -255,7 +256,7 @@ void ExtensionPrinterHandler::StartGrantPrinterAccess(
 
 void ExtensionPrinterHandler::SetPwgRasterConverterForTesting(
     scoped_ptr<local_discovery::PWGRasterConverter> pwg_raster_converter) {
-  pwg_raster_converter_ = pwg_raster_converter.Pass();
+  pwg_raster_converter_ = std::move(pwg_raster_converter);
 }
 
 void ExtensionPrinterHandler::ConvertToPWGRaster(