[debugger] flood function for stepping before calling it.

src/builtins.h

 // Copyright 2011 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.
 
 #ifndef V8_BUILTINS_H_
 #define V8_BUILTINS_H_
 
 #include "src/handles.h"
 
 namespace v8 {
@@ skipping 334 matching lines @@
   static void Generate_InternalArrayCode(MacroAssembler* masm);
   static void Generate_ArrayCode(MacroAssembler* masm);
 
   static void Generate_StringConstructor(MacroAssembler* masm);
   static void Generate_StringConstructor_ConstructStub(MacroAssembler* masm);
   static void Generate_OnStackReplacement(MacroAssembler* masm);
   static void Generate_OsrAfterStackCheck(MacroAssembler* masm);
   static void Generate_InterruptCheck(MacroAssembler* masm);
   static void Generate_StackCheck(MacroAssembler* masm);
 
+
+  static void Generate_FloodFunctionIfStepping(MacroAssembler* masm,

[Michael Starzinger, 2015/11/25 14:28:14]

I cannot find the implementation of this method, are these builtins still
needed? Looks like leftover from a previous version.

+                                               bool create_frame);
+  static void Generate_FloodFunctionIfSteppingWithoutFrame(
+      MacroAssembler* masm) {
+    Generate_FloodFunctionIfStepping(masm, false);
+  }
+  static void Generate_FloodFunctionIfSteppingWithFrame(MacroAssembler* masm) {
+    Generate_FloodFunctionIfStepping(masm, true);
+  }
+
   static void Generate_InterpreterEntryTrampoline(MacroAssembler* masm);
   static void Generate_InterpreterExitTrampoline(MacroAssembler* masm);
   static void Generate_InterpreterPushArgsAndCall(MacroAssembler* masm);
   static void Generate_InterpreterPushArgsAndConstruct(MacroAssembler* masm);
 
 #define DECLARE_CODE_AGE_BUILTIN_GENERATOR(C)                \
   static void Generate_Make##C##CodeYoungAgainEvenMarking(   \
       MacroAssembler* masm);                                 \
   static void Generate_Make##C##CodeYoungAgainOddMarking(    \
       MacroAssembler* masm);
@@ skipping 11 matching lines @@
   friend class BuiltinFunctionTable;
   friend class Isolate;
 
   DISALLOW_COPY_AND_ASSIGN(Builtins);
 };
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_BUILTINS_H_