PPAPI: Add new PPB_FileRef.MakeDirectory to support exclusive operation

content/browser/renderer_host/pepper/pepper_internal_file_ref_backend.cc

 // Copyright 2013 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_internal_file_ref_backend.h"
 
 #include <string>
 
 #include "base/callback.h"
 #include "base/file_util.h"
 #include "base/files/file_util_proxy.h"
 #include "content/browser/child_process_security_policy_impl.h"
 #include "content/browser/fileapi/browser_file_system_helper.h"
 #include "content/browser/renderer_host/pepper/pepper_file_system_browser_host.h"
 #include "content/public/browser/browser_context.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/render_process_host.h"
 #include "content/public/browser/storage_partition.h"
 #include "net/base/escape.h"
 #include "ppapi/c/pp_errors.h"
 #include "ppapi/c/pp_file_info.h"
 #include "ppapi/c/pp_instance.h"
 #include "ppapi/c/pp_resource.h"
+#include "ppapi/c/ppb_file_ref.h"
 #include "ppapi/host/dispatch_host_message.h"
 #include "ppapi/host/ppapi_host.h"
 #include "ppapi/proxy/ppapi_messages.h"
 #include "ppapi/shared_impl/file_ref_create_info.h"
 #include "ppapi/shared_impl/file_ref_util.h"
 #include "ppapi/shared_impl/file_type_conversion.h"
 #include "ppapi/shared_impl/scoped_pp_var.h"
 #include "ppapi/shared_impl/time_conversion.h"
 #include "ppapi/shared_impl/var.h"
 #include "ppapi/thunk/enter.h"
@@ skipping 51 matching lines @@
 void PepperInternalFileRefBackend::DidFinish(
     ppapi::host::ReplyMessageContext context,
     const IPC::Message& msg,
     base::PlatformFileError error) {
   context.params.set_result(ppapi::PlatformFileErrorToPepperError(error));
   host_->SendReply(context, msg);
 }
 
 int32_t PepperInternalFileRefBackend::MakeDirectory(
     ppapi::host::ReplyMessageContext reply_context,
-    bool make_ancestors) {
+    int32_t make_directory_flags) {
   if (!GetFileSystemURL().is_valid())
     return PP_ERROR_FAILED;
 
   GetFileSystemContext()->operation_runner()->CreateDirectory(
       GetFileSystemURL(),
-      false,
-      make_ancestors,
+      !!(make_directory_flags & PP_MAKEDIRECTORYFLAG_EXCLUSIVE),
+      !!(make_directory_flags & PP_MAKEDIRECTORYFLAG_WITH_ANCESTORS),
       base::Bind(&PepperInternalFileRefBackend::DidFinish,
                  weak_factory_.GetWeakPtr(),
                  reply_context,
                  PpapiPluginMsg_FileRef_MakeDirectoryReply()));
   return PP_OK_COMPLETIONPENDING;
 }
 
 int32_t PepperInternalFileRefBackend::Touch(
     ppapi::host::ReplyMessageContext reply_context,
     PP_Time last_access_time,
@@ skipping 178 matching lines @@
   ChildProcessSecurityPolicyImpl* policy =
       ChildProcessSecurityPolicyImpl::GetInstance();
   if (!policy->CanReadFileSystemFile(render_process_id_, url) ||
       !policy->CanWriteFileSystemFile(render_process_id_, url)) {
     return PP_ERROR_NOACCESS;
   }
   return PP_OK;
 }
 
 }  // namespace content