remove old comment

src/SourceFile.cc

@@ -165,8 +165,6 @@ bool SourceFile::needsRecompile(const std::string &outDir) const {
 }
 
 void SourceFile::compile(const std::string &outDir) const {
-	// TODO: Send this as a message to some printer thread instead,
-	// because this happens in multiple threads
 	logger::log("Compile " + objectPath(outDir));
 	toolchain::compile(compileFlags(), type_, dir_, name_, outDir);