Make PPAPI headers compile with C compilers (gcc on Linux & Mac and MSVS on W...

ppapi/c/dev/ppb_directory_reader_dev.h

 // Copyright (c) 2010 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.
 
 #ifndef PPAPI_C_DEV_PPB_DIRECTORY_READER_DEV_H_
 #define PPAPI_C_DEV_PPB_DIRECTORY_READER_DEV_H_
 
+#include "ppapi/c/pp_bool.h"
 #include "ppapi/c/dev/pp_file_info_dev.h"
 #include "ppapi/c/pp_module.h"
 #include "ppapi/c/pp_resource.h"
 
 struct PP_CompletionCallback;
 
 struct PP_DirectoryEntry_Dev {
   PP_Resource file_ref;
   PP_FileType_Dev file_type;
 };
 
-#define PPB_DIRECTORYREADER_DEV_INTERFACE "PPB_DirectoryReader(Dev);0.1"
+#define PPB_DIRECTORYREADER_DEV_INTERFACE "PPB_DirectoryReader(Dev);0.2"
 
 struct PPB_DirectoryReader_Dev {
   // Creates a DirectoryReader for the given directory.  Upon success, the
   // corresponding directory is classified as "in use" by the resulting
   // DirectoryReader object until such time as the DirectoryReader object is
   // destroyed.
   PP_Resource (*Create)(PP_Resource directory_ref);
 
-  // Returns true if the given resource is a DirectoryReader. Returns false if
-  // the resource is invalid or some type other than a DirectoryReader.
-  bool (*IsDirectoryReader)(PP_Resource resource);
+  // Returns PP_TRUE if the given resource is a DirectoryReader. Returns
+  // PP_FALSE if the resource is invalid or some type other than a
+  // DirectoryReader.
+  PP_Bool (*IsDirectoryReader)(PP_Resource resource);
 
   // Reads the next entry in the directory.  Return PP_OK and sets
   // entry->file_ref to 0 to indicate reaching the end of the directory.  If
   // entry->file_ref is non-zero when passed to GetNextEntry, it will be
   // released before the next file_ref is stored.
   //
   // EXAMPLE USAGE:
   //
   //   PP_Resource reader = reader_funcs->Create(dir_ref);
   //   PP_DirectoryEntry entry = {0};
   //   while (reader_funcs->GetNextEntry(reader, &entry,
   //                                     PP_BlockUntilComplete()) == PP_OK) {
   //     ProcessDirectoryEntry(entry);
   //   }
   //   core_funcs->ReleaseResource(reader);
   //
   int32_t (*GetNextEntry)(PP_Resource directory_reader,
                           struct PP_DirectoryEntry_Dev* entry,
                           struct PP_CompletionCallback callback);
 };
 
 #endif  // PPAPI_C_DEV_PPB_DIRECTORY_READER_DEV_H_