Revert of [debugger] flood function for stepping before calling it.

src/mips/macro-assembler-mips.h

 // Copyright 2012 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_MIPS_MACRO_ASSEMBLER_MIPS_H_
 #define V8_MIPS_MACRO_ASSEMBLER_MIPS_H_
 
 #include "src/assembler.h"
 #include "src/globals.h"
 #include "src/mips/assembler-mips.h"
@@ skipping 952 matching lines @@
   void InitializeRootRegister() {
     ExternalReference roots_array_start =
         ExternalReference::roots_array_start(isolate());
     li(kRootRegister, Operand(roots_array_start));
   }
 
   // -------------------------------------------------------------------------
   // JavaScript invokes.
 
   // Invoke the JavaScript function code by either calling or jumping.
-
-  void InvokeFunctionCode(Register function, Register new_target,
-                          const ParameterCount& expected,
-                          const ParameterCount& actual, InvokeFlag flag,
-                          const CallWrapper& call_wrapper);
+  void InvokeCode(Register code,
+                  Register new_target,
+                  const ParameterCount& expected,
+                  const ParameterCount& actual,
+                  InvokeFlag flag,
+                  const CallWrapper& call_wrapper);
 
   // Invoke the JavaScript function in the given register. Changes the
   // current context to the context in the function before invoking.
   void InvokeFunction(Register function,
                       Register new_target,
                       const ParameterCount& actual,
                       InvokeFlag flag,
                       const CallWrapper& call_wrapper);
 
   void InvokeFunction(Register function,
@@ skipping 681 matching lines @@
                     BranchDelaySlot bd = PROTECT);
 
   // Helper functions for generating invokes.
   void InvokePrologue(const ParameterCount& expected,
                       const ParameterCount& actual,
                       Label* done,
                       bool* definitely_mismatches,
                       InvokeFlag flag,
                       const CallWrapper& call_wrapper);
 
-  void FloodFunctionIfStepping(Register fun, Register new_target,
-                               const ParameterCount& expected,
-                               const ParameterCount& actual);
-
   void InitializeNewString(Register string,
                            Register length,
                            Heap::RootListIndex map_index,
                            Register scratch1,
                            Register scratch2);
 
   // Helper for implementing JumpIfNotInNewSpace and JumpIfInNewSpace.
   void InNewSpace(Register object,
                   Register scratch,
                   Condition cond,  // eq for new space, ne otherwise.
@@ skipping 68 matching lines @@
 #define __FILE_LINE__ __FILE__ ":" CODE_COVERAGE_TOSTRING(__LINE__)
 #define ACCESS_MASM(masm) masm->stop(__FILE_LINE__); masm->
 #else
 #define ACCESS_MASM(masm) masm->
 #endif
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_MIPS_MACRO_ASSEMBLER_MIPS_H_