PPAPI: Add PluginPrivateFileSystem

chrome/browser/renderer_host/pepper/pepper_isolated_file_system_message_filter.h

Index: chrome/browser/renderer_host/pepper/pepper_isolated_file_system_message_filter.h
diff --git a/chrome/browser/renderer_host/pepper/pepper_isolated_file_system_message_filter.h b/chrome/browser/renderer_host/pepper/pepper_isolated_file_system_message_filter.h
index 4ee958df98219e9af59f0ab76dc8fe95ccc50de0..a071227b4b0d001e94e057f786510931ff9d7112 100644
--- a/chrome/browser/renderer_host/pepper/pepper_isolated_file_system_message_filter.h
+++ b/chrome/browser/renderer_host/pepper/pepper_isolated_file_system_message_filter.h
@@ -48,7 +48,8 @@ class PepperIsolatedFileSystemMessageFilter
   PepperIsolatedFileSystemMessageFilter(
       int render_process_id,
       const base::FilePath& profile_directory,
-      const GURL& document_url);
+      const GURL& document_url,
+      ppapi::host::PpapiHost* ppapi_host_);
 
   virtual ~PepperIsolatedFileSystemMessageFilter();
 
@@ -62,11 +63,15 @@ class PepperIsolatedFileSystemMessageFilter
   int32_t OnOpenFileSystem(ppapi::host::HostMessageContext* context,
                            PP_IsolatedFileSystemType_Private type);
   int32_t OpenCrxFileSystem(ppapi::host::HostMessageContext* context);
+  int32_t OpenPluginPrivateFileSystem(ppapi::host::HostMessageContext* context);
 
   const int render_process_id_;
   const base::FilePath& profile_directory_;
   const GURL document_url_;
 
+  // Not owned by this object.
+  ppapi::host::PpapiHost* ppapi_host_;
+
   // Set of origins that can use CrxFs private APIs from NaCl.
   std::set<std::string> allowed_crxfs_origins_;