[regexp] Remove remainder of native RegExpExecStub

src/regexp/mips64/regexp-macro-assembler-mips64.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_REGEXP_MIPS_REGEXP_MACRO_ASSEMBLER_MIPS_H_
 #define V8_REGEXP_MIPS_REGEXP_MACRO_ASSEMBLER_MIPS_H_
 
 #include "src/macro-assembler.h"
 #include "src/mips64/assembler-mips64.h"
 #include "src/regexp/regexp-macro-assembler.h"
@@ skipping 89 matching lines @@
   static const int kFramePointer = 0;
 
   // Above the frame pointer - Stored registers and stack passed parameters.
   // Registers s0 to s7, fp, and ra.
   static const int kStoredRegisters = kFramePointer;
   // Return address (stored from link register, read into pc on return).
 
   // TODO(plind): This 9 - is 8 s-regs (s0..s7) plus fp.
 
   static const int kReturnAddress = kStoredRegisters + 9 * kPointerSize;
-  static const int kSecondaryReturnAddress = kReturnAddress + kPointerSize;
   // Stack frame header.
-  static const int kStackFrameHeader = kSecondaryReturnAddress;
+  static const int kStackFrameHeader = kReturnAddress;
   // Stack parameters placed by caller.
   static const int kIsolate = kStackFrameHeader + kPointerSize;
 
   // Below the frame pointer.
   // Register parameters stored by setup code.
   static const int kDirectCall = kFramePointer - kPointerSize;
   static const int kStackHighEnd = kDirectCall - kPointerSize;
   static const int kNumOutputRegisters = kStackHighEnd - kPointerSize;
   static const int kRegisterOutput = kNumOutputRegisters - kPointerSize;
   static const int kInputEnd = kRegisterOutput - kPointerSize;
@@ skipping 100 matching lines @@
   Label internal_failure_label_;
 };
 
 #endif  // V8_INTERPRETED_REGEXP
 
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_REGEXP_MIPS_REGEXP_MACRO_ASSEMBLER_MIPS_H_