[clang] [clang][deps] Make the service provide the VFS (PR #181424)

[Jan Svoboda via cfe-commits]

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@@ -620,10 +620,9 @@ struct AsyncModuleCompile : PPCallbacks {
     if (!LockErr && !Owned)
       return;
     // We should build the PCM.
-    // FIXME: Pass the correct BaseFS to the worker FS.
     IntrusiveRefCntPtr<llvm::vfs::FileSystem> VFS =
         llvm::makeIntrusiveRefCnt<DependencyScanningWorkerFilesystem>(
-            Service.getSharedCache(), llvm::vfs::getRealFileSystem());
+            Service.getSharedCache(), Service.getOpts().MakeVFS());
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jansvoboda11 wrote:

This is the FIXME resolution.

https://github.com/llvm/llvm-project/pull/181424