Unbreak interpreted regexp.

src/mips/regexp-macro-assembler-mips.h

Index: src/mips/regexp-macro-assembler-mips.h
diff --git a/src/mips/regexp-macro-assembler-mips.h b/src/mips/regexp-macro-assembler-mips.h
index d3fff0db2b965c4535318705056954a05c6c71c4..5446f52439ff8708dec9f26b1d39bc89baa58065 100644
--- a/src/mips/regexp-macro-assembler-mips.h
+++ b/src/mips/regexp-macro-assembler-mips.h
@@ -38,13 +38,7 @@
 namespace v8 {
 namespace internal {
 
-#ifdef V8_INTERPRETED_REGEXP
-class RegExpMacroAssemblerMIPS: public RegExpMacroAssembler {
- public:
-  RegExpMacroAssemblerMIPS();
-  virtual ~RegExpMacroAssemblerMIPS();
-};
-#else  // V8_INTERPRETED_REGEXP
+#ifndef V8_INTERPRETED_REGEXP
 class RegExpMacroAssemblerMIPS: public NativeRegExpMacroAssembler {
  public:
   RegExpMacroAssemblerMIPS(Mode mode, int registers_to_save, Zone* zone);