Revert of [debugger] do not predict step in target for liveedit.

src/debug/ia32/debug-ia32.cc

Index: src/debug/ia32/debug-ia32.cc
diff --git a/src/debug/ia32/debug-ia32.cc b/src/debug/ia32/debug-ia32.cc
index 949ec2351e76b3b3d89a5f18200f2517a2d15dc3..ef01dfe2a3d5312ac51adca90a29b04872d93302 100644
--- a/src/debug/ia32/debug-ia32.cc
+++ b/src/debug/ia32/debug-ia32.cc
@@ -106,15 +106,21 @@
 }
 
 
+void DebugCodegen::GeneratePlainReturnLiveEdit(MacroAssembler* masm) {
+  masm->ret(0);
+}
+
+
 void DebugCodegen::GenerateFrameDropperLiveEdit(MacroAssembler* masm) {
+  ExternalReference restarter_frame_function_slot =
+      ExternalReference::debug_restarter_frame_function_pointer_address(
+          masm->isolate());
+  __ mov(Operand::StaticVariable(restarter_frame_function_slot), Immediate(0));
+
   // We do not know our frame height, but set esp based on ebp.
   __ lea(esp, Operand(ebp, -1 * kPointerSize));
 
   __ pop(edi);  // Function.
-
-  ParameterCount dummy(0);
-  __ FloodFunctionIfStepping(edi, no_reg, dummy, dummy);
-
   __ pop(ebp);
 
   // Load context from the function.