Enable "Hide Extension" option when "Save Link As" on the Mac

chrome/browser/download/download_file_picker.cc

Index: chrome/browser/download/download_file_picker.cc
diff --git a/chrome/browser/download/download_file_picker.cc b/chrome/browser/download/download_file_picker.cc
index ac734eab193b124f60fd1ca10db0befa90947cf8..b63b3a2bd176ef392bd9fa71fb186778d5adf30c 100644
--- a/chrome/browser/download/download_file_picker.cc
+++ b/chrome/browser/download/download_file_picker.cc
@@ -12,6 +12,7 @@
 #include "content/public/browser/download_item.h"
 #include "content/public/browser/download_manager.h"
 #include "content/public/browser/web_contents.h"
+#include "ui/shell_dialogs/selected_file_info.h"
 
 using content::DownloadItem;
 using content::DownloadManager;
@@ -92,22 +93,31 @@ DownloadFilePicker::DownloadFilePicker(
 DownloadFilePicker::~DownloadFilePicker() {
 }
 
-void DownloadFilePicker::OnFileSelected(const base::FilePath& path) {
+void DownloadFilePicker::OnFileSelected(const base::FilePath& path,
+                                        bool hide_file_extension) {
   if (should_record_file_picker_result_)
     RecordFilePickerResult(suggested_path_, path);
-  file_selected_callback_.Run(path);
+  file_selected_callback_.Run(path, hide_file_extension);
   delete this;
 }
 
 void DownloadFilePicker::FileSelected(const base::FilePath& path,
                                       int index,
                                       void* params) {
-  OnFileSelected(path);
+  OnFileSelected(path, false);
   // Deletes |this|
 }
 
+void DownloadFilePicker::FileSelectedWithExtraInfo(
+    const ui::SelectedFileInfo& file,
+    int index,
+    void* params) {
+  OnFileSelected(file.local_path.empty() ? file.file_path : file.local_path,
+                 file.hide_file_extension);
+}
+
 void DownloadFilePicker::FileSelectionCanceled(void* params) {
-  OnFileSelected(base::FilePath());
+  OnFileSelected(base::FilePath(), false);
   // Deletes |this|
 }