PPAPI: Add PluginPrivateFileSystem

ppapi/proxy/file_system_resource.cc

Index: ppapi/proxy/file_system_resource.cc
diff --git a/ppapi/proxy/file_system_resource.cc b/ppapi/proxy/file_system_resource.cc
index af1928b4c66c73ee486a46ce4b861ec8f23e211d..d5458d0184e920fe73bcce8676e31db98aadeac1 100644
--- a/ppapi/proxy/file_system_resource.cc
+++ b/ppapi/proxy/file_system_resource.cc
@@ -94,6 +94,24 @@ int32_t FileSystemResource::InitIsolatedFileSystem(
   return PP_OK_COMPLETIONPENDING;
 }
 
+int32_t FileSystemResource::OpenPluginPrivateFileSystem(
+    const base::Callback<void(int32_t)>& callback) {
+  // This call is mutually exclusive with Open() above, so we can reuse the
+  // called_open state.
+  DCHECK(type_ == PP_FILESYSTEMTYPE_ISOLATED);
+  if (called_open_)
+    return PP_ERROR_FAILED;
+  called_open_ = true;
+
+  Call<PpapiPluginMsg_FileSystem_OpenPluginPrivateFileSystemReply>(BROWSER,
+      PpapiHostMsg_FileSystem_OpenPluginPrivateFileSystem(),
+      base::Bind(&FileSystemResource::OpenPluginPrivateFileSystemComplete,
+      this,
+      callback));
+
+  return PP_OK_COMPLETIONPENDING;
+}
+
 void FileSystemResource::OpenComplete(
     scoped_refptr<TrackedCallback> callback,
     const ResourceMessageReplyParams& params) {
@@ -112,5 +130,22 @@ void FileSystemResource::InitIsolatedFileSystemComplete(
     callback.Run(params.result());
 }
 
+void FileSystemResource::OpenPluginPrivateFileSystemComplete(
+    const base::Callback<void(int32_t)>& callback,
+    const ResourceMessageReplyParams& params,
+    const std::string& fsid) {
+  Call<PpapiPluginMsg_FileSystem_InitPluginPrivateFileSystemReply>(RENDERER,

[teravest, 2013/10/29 17:14:11]

Why doesn't this call go to the BROWSER as well?

+      PpapiHostMsg_FileSystem_InitPluginPrivateFileSystem(fsid),
+      base::Bind(&FileSystemResource::InitPluginPrivateFileSystemComplete,
+      this,
+      callback));
+}
+
+void FileSystemResource::InitPluginPrivateFileSystemComplete(
+    const base::Callback<void(int32_t)>& callback,
+    const ResourceMessageReplyParams& params) {
+  callback.Run(params.result());
+}
+
 }  // namespace proxy
 }  // namespace ppapi