89       FileMgr(SourceMgr.getFileManager()), FrameworkMap(64),  in HeaderSearch()
151   llvm::vfs::FileSystem &RootFS = FileMgr.getVirtualFileSystem();  in collectVFSUsageAndClear()
181   if (std::unique_ptr<HeaderMap> HM = HeaderMap::Create(FE, FileMgr)) {  in CreateHeaderMap()
340               FileMgr.getOptionalDirectoryRef(FrameworkDirName)) {  in lookupModule()
563 getTopFrameworkDir(FileManager &FileMgr, StringRef DirName,  in getTopFrameworkDir()  argument
582   auto TopFrameworkDir = FileMgr.getOptionalDirectoryRef(DirName);  in getTopFrameworkDir()
585     DirName = FileMgr.getCanonicalName(*TopFrameworkDir);  in getTopFrameworkDir()
593     auto Dir = FileMgr.getOptionalDirectoryRef(DirName);  in getTopFrameworkDir()
621   FileManager &FileMgr = HS.getFileMgr();  in DoFrameworkLookup()  local
657     auto Dir = FileMgr.getDirectory(FrameworkName);  in DoFrameworkLookup()
699       FileMgr.getOptionalFileRef(FrameworkName, /*OpenFile=*/!SuggestedModule);  in DoFrameworkLookup()
709     File = FileMgr.getOptionalFileRef(FrameworkName,  in DoFrameworkLookup()
720       auto Dir = FileMgr.getDirectory(FrameworkPath);  in DoFrameworkLookup()
1255     auto Dir = FileMgr.getOptionalDirectoryRef(FrameworkName);  in LookupSubframeworkHeader()
1280   auto File = FileMgr.getOptionalFileRef(HeadersFilename, /*OpenFile=*/true);  in LookupSubframeworkHeader()
1292     File = FileMgr.getOptionalFileRef(HeadersFilename, /*OpenFile=*/true);  in LookupSubframeworkHeader()
1628     auto Dir = FileMgr.getOptionalDirectoryRef(DirName);  in hasModuleMap()
1744         ::getTopFrameworkDir(FileMgr, FrameworkName, SubmodulePath);  in findUsableModuleForFrameworkHeader()
1764                                                 FileManager &FileMgr,  in getPrivateModuleMap()  argument
1774   auto PMMFile = FileMgr.getOptionalFileRef(PrivateFilename);  in getPrivateModuleMap()
1791     Dir = FileMgr.getOptionalDirectoryRef(".");  in loadModuleMapFile()
1796       Dir = FileMgr.getOptionalDirectoryRef(  in loadModuleMapFile()
1799         auto FakeFile = FileMgr.getVirtualFileRef(OriginalModuleMapFile, 0, 0);  in loadModuleMapFile()
1811         if (auto MaybeDir = FileMgr.getOptionalDirectoryRef(DirName))  in loadModuleMapFile()
1848           getPrivateModuleMap(File, FileMgr, Diags)) {  in loadModuleMapFileImpl()
1869   if (auto F = FileMgr.getOptionalFileRef(ModuleMapFileName))  in lookupModuleMapFile()
1875   if (auto F = FileMgr.getOptionalFileRef(ModuleMapFileName)) {  in lookupModuleMapFile()
1887     if (auto F = FileMgr.getOptionalFileRef(ModuleMapFileName))  in lookupModuleMapFile()
1917   if (auto Dir = FileMgr.getOptionalDirectoryRef(DirName))  in loadModuleMapFile()
1959         llvm::vfs::FileSystem &FS = FileMgr.getVirtualFileSystem();  in collectAllModules()
1966           auto FrameworkDir = FileMgr.getOptionalDirectoryRef(Dir->path());  in collectAllModules()
2020   FileMgr.makeAbsolutePath(Dir);  in loadSubdirectoryModuleMaps()
2023   llvm::vfs::FileSystem &FS = FileMgr.getVirtualFileSystem();  in loadSubdirectoryModuleMaps()