[string] Migrate String.prototype.{split,replace} to TF

src/bootstrapper.cc

Index: src/bootstrapper.cc
diff --git a/src/bootstrapper.cc b/src/bootstrapper.cc
index 402eb1a7fc72c7303faa79979ece12fe66ccc6df..f4d3c14f8377d2f987484dfec6c43071896a7dd3 100644
--- a/src/bootstrapper.cc
+++ b/src/bootstrapper.cc
@@ -1586,6 +1586,10 @@ void Genesis::InitializeGlobal(Handle<JSGlobalObject> global_object,
                           Builtins::kStringPrototypeLocaleCompare, 1, true);
     SimpleInstallFunction(prototype, "normalize",
                           Builtins::kStringPrototypeNormalize, 0, false);
+    SimpleInstallFunction(prototype, "split", Builtins::kStringPrototypeSplit,
+                          2, true);
+    SimpleInstallFunction(prototype, "replace",
+                          Builtins::kStringPrototypeReplace, 2, true);
     SimpleInstallFunction(prototype, "substr", Builtins::kStringPrototypeSubstr,
                           2, true);
     SimpleInstallFunction(prototype, "substring",