[clang] NFCI: Use FileEntryRef in ModuleMapCallbacks

Author: jansvoboda11

clang/include/clang/Lex/ModuleMap.h

@@ -57,8 +57,8 @@ class ModuleMapCallbacks {
   /// contents.
   /// \param File The file itself.
   /// \param IsSystem Whether this is a module map from a system include path.
-  virtual void moduleMapFileRead(SourceLocation FileStart,
-                                 const FileEntry &File, bool IsSystem) {}
+  virtual void moduleMapFileRead(SourceLocation FileStart, FileEntryRef File,
+                                 bool IsSystem) {}
 
   /// Called when a header is added during module map parsing.
   ///

clang/lib/Frontend/DependencyFile.cpp

@@ -105,7 +105,7 @@ struct DepCollectorMMCallbacks : public ModuleMapCallbacks {
   DependencyCollector &DepCollector;
   DepCollectorMMCallbacks(DependencyCollector &DC) : DepCollector(DC) {}
 
-  void moduleMapFileRead(SourceLocation Loc, const FileEntry &Entry,
+  void moduleMapFileRead(SourceLocation Loc, FileEntryRef Entry,
                          bool IsSystem) override {
     StringRef Filename = Entry.getName();
     DepCollector.maybeAddDependency(Filename,

clang/lib/Lex/ModuleMap.cpp

@@ -3120,7 +3120,7 @@ bool ModuleMap::parseModuleMapFile(FileEntryRef File, bool IsSystem,
 
   // Notify callbacks that we parsed it.
   for (const auto &Cb : Callbacks)
-    Cb->moduleMapFileRead(Start, *File, IsSystem);
+    Cb->moduleMapFileRead(Start, File, IsSystem);
 
   return Result;
 }