Port some strings in download/save_package.cc

chrome/common/temp_scaffolding_stubs.h

Index: chrome/common/temp_scaffolding_stubs.h
===================================================================
--- chrome/common/temp_scaffolding_stubs.h	(revision 9445)
+++ chrome/common/temp_scaffolding_stubs.h	(working copy)
@@ -446,8 +446,8 @@
     const std::string current_tab_mime_type;
     PrefService* prefs;
     SavePackageType save_type;
-    std::wstring saved_main_file_path;
-    std::wstring dir;
+    FilePath saved_main_file_path;
+    FilePath dir;
   };
   static bool IsSavableContents(const std::string&) {
     NOTIMPLEMENTED();
@@ -457,18 +457,18 @@
     NOTIMPLEMENTED();
     return false;
   }
-  static std::wstring GetSuggestNameForSaveAs(PrefService*,
-                                              const std::wstring&) {
+  static FilePath GetSuggestNameForSaveAs(PrefService*,
+                                          const FilePath&) {
     NOTIMPLEMENTED();
-    return L"";
+    return FilePath();
   }
-  static bool GetSaveInfo(const std::wstring&, void*,
+  static bool GetSaveInfo(const FilePath&, void*,
                           SavePackageParam*, DownloadManager*) {
     NOTIMPLEMENTED();
     return false;
   }
-  SavePackage(WebContents*, SavePackageType, const std::wstring&,
-              const std::wstring&) { NOTIMPLEMENTED(); }
+  SavePackage(WebContents*, SavePackageType, const FilePath&,
+              const FilePath&) { NOTIMPLEMENTED(); }
   bool Init() {
     NOTIMPLEMENTED();
     return true;