Remove dead code

runtime/vm/object.h

Index: runtime/vm/object.h
diff --git a/runtime/vm/object.h b/runtime/vm/object.h
index 89be743014dfa44bc730842ad15b3f8b91049e3c..bd76fa66604c6b1ab1433247c4a1aaf728f83af7 100644
--- a/runtime/vm/object.h
+++ b/runtime/vm/object.h
@@ -1183,7 +1183,6 @@ class Class : public Object {
   RawFunction* LookupFunctionAllowPrivate(const String& name) const;
   RawFunction* LookupGetterFunction(const String& name) const;
   RawFunction* LookupSetterFunction(const String& name) const;
-  RawFunction* LookupFunctionAtToken(intptr_t token_pos) const;
   RawField* LookupInstanceField(const String& name) const;
   RawField* LookupStaticField(const String& name) const;
   RawField* LookupField(const String& name) const;
@@ -3456,9 +3455,6 @@ class Library : public Object {
   RawLibrary* ImportLibraryAt(intptr_t index) const;
   bool ImportsCorelib() const;
 
-  RawFunction* LookupFunctionInScript(const Script& script,
-                                      intptr_t token_pos) const;
-
   // Resolving native methods for script loaded in the library.
   Dart_NativeEntryResolver native_entry_resolver() const {
     return raw_ptr()->native_entry_resolver_;