Move CompileString to Compiler

src/builtins/builtins.h

Index: src/builtins/builtins.h
diff --git a/src/builtins/builtins.h b/src/builtins/builtins.h
index fc76e1ac9d80bdb2e5947ef688d43e7c39f7d028..cb772fac5d244f38dd8a1043ce4b495ec707d460 100644
--- a/src/builtins/builtins.h
+++ b/src/builtins/builtins.h
@@ -576,10 +576,6 @@ class Builtins {
   static void Generate_Adaptor(MacroAssembler* masm, Address builtin_address,
                                ExitFrameType exit_frame_type);
 
-  static MaybeHandle<JSFunction> CompileString(Handle<Context> context,
-                                               Handle<String> source,
-                                               ParseRestriction restriction);
-
  private:
   Builtins();