Get rid of FromWStringHack in select_file_dialog.cc

ipc/ipc_message_utils.cc

 // Copyright (c) 2009 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 "ipc/ipc_message_utils.h"
 
 #include "base/file_path.h"
 #include "base/json/json_writer.h"
 #include "base/nullable_string16.h"
 #include "base/scoped_ptr.h"
@@ skipping 18 matching lines @@
 static void WriteValue(Message* m, const Value* value, int recursion) {
   if (recursion > kMaxRecursionDepth) {
     LOG(WARNING) << "Max recursion depth hit in WriteValue.";
     return;
   }
 
   m->WriteInt(value->GetType());
 
   switch (value->GetType()) {
     case Value::TYPE_NULL:
-    break;
+      break;
     case Value::TYPE_BOOLEAN: {
       bool val;
       value->GetAsBoolean(&val);
       WriteParam(m, val);
       break;
     }
     case Value::TYPE_INTEGER: {
       int val;
       value->GetAsInteger(&val);
       WriteParam(m, val);
@@ skipping 39 matching lines @@
       for (size_t i = 0; i < list->GetSize(); ++i) {
         Value* subval;
         if (list->Get(i, &subval)) {
           WriteValue(m, subval, recursion + 1);
         } else {
           NOTREACHED() << "ListValue::GetSize is a filthy liar.";
         }
       }
       break;
     }
+    case Value::TYPE_PATH: {
+      FilePath path;
+      value->GetAsFilePath(&path);
+      WriteParam(m, path);
+      break;
+    }
   }
 }
 
 // Helper for ReadValue that reads a DictionaryValue into a pre-allocated
 // object.
 static bool ReadDictionaryValue(const Message* m, void** iter,
                                 DictionaryValue* value, int recursion) {
   int size;
   if (!ReadParam(m, iter, &size))
     return false;
@@ skipping 354 matching lines @@
       ReadParam(m, iter, &r->flags) &&
       ReadParam(m, iter, &r->sent) &&
       ReadParam(m, iter, &r->receive) &&
       ReadParam(m, iter, &r->dispatch) &&
       ReadParam(m, iter, &r->params);
   r->type = static_cast<uint16>(type);
   return result;
 }
 
 }  // namespace IPC