Merge pull request #31425 from hamishknight/a-frontend-vocation

Author: hamishknight

include/swift/Frontend/Frontend.h

@@ -494,7 +494,6 @@ class CompilerInstance {
 
   bool hasASTContext() const { return Context != nullptr; }
 
-  SILOptions &getSILOptions() { return Invocation.getSILOptions(); }
   const SILOptions &getSILOptions() const { return Invocation.getSILOptions(); }
 
   Lowering::TypeConverter &getSILTypes();

include/swift/Migrator/Migrator.h

@@ -28,8 +28,7 @@ namespace migrator {
 /// If needed, run the migrator on the compiler invocation's input file and emit
 /// a "replacement map" describing the requested changes to the source file.
 /// \return true on error.
-bool updateCodeAndEmitRemapIfNeeded(CompilerInstance *Instance,
-                                    const CompilerInvocation &Invocation);
+bool updateCodeAndEmitRemapIfNeeded(CompilerInstance *Instance);
 
 /// Specify options when running syntactic migration pass.
 struct SyntacticPassOptions {