[builtins] move remaining builtins into separate files.

src/builtins/builtins-function.cc

 // Copyright 2016 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/builtins/builtins.h"
 #include "src/builtins/builtins-utils.h"
 
 #include "src/compiler.h"
 #include "src/string-builder.h"
 
@@ skipping 279 matching lines @@
     return *JSBoundFunction::ToString(Handle<JSBoundFunction>::cast(receiver));
   } else if (receiver->IsJSFunction()) {
     return *JSFunction::ToString(Handle<JSFunction>::cast(receiver));
   }
   THROW_NEW_ERROR_RETURN_FAILURE(
       isolate, NewTypeError(MessageTemplate::kNotGeneric,
                             isolate->factory()->NewStringFromAsciiChecked(
                                 "Function.prototype.toString")));
 }
 
+// ES6 section 19.2.3.6 Function.prototype [ @@hasInstance ] ( V )
+void Builtins::Generate_FunctionPrototypeHasInstance(
+    CodeStubAssembler* assembler) {
+  using compiler::Node;
+
+  Node* f = assembler->Parameter(0);
+  Node* v = assembler->Parameter(1);
+  Node* context = assembler->Parameter(4);
+  Node* result = assembler->OrdinaryHasInstance(context, f, v);
+  assembler->Return(result);
+}
+
 }  // namespace internal
 }  // namespace v8