Remove IsRegExpEquivalent.

src/objects.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 1174 matching lines @@
   V(kInlinedRuntimeFunctionFastAsciiArrayJoin,                                \
     "Inlined runtime function: FastAsciiArrayJoin")                           \
   V(kInlinedRuntimeFunctionGeneratorNext,                                     \
     "Inlined runtime function: GeneratorNext")                                \
   V(kInlinedRuntimeFunctionGeneratorThrow,                                    \
     "Inlined runtime function: GeneratorThrow")                               \
   V(kInlinedRuntimeFunctionGetFromCache,                                      \
     "Inlined runtime function: GetFromCache")                                 \
   V(kInlinedRuntimeFunctionIsNonNegativeSmi,                                  \
     "Inlined runtime function: IsNonNegativeSmi")                             \
-  V(kInlinedRuntimeFunctionIsRegExpEquivalent,                                \
-    "Inlined runtime function: IsRegExpEquivalent")                           \
   V(kInlinedRuntimeFunctionIsStringWrapperSafeForDefaultValueOf,              \
     "Inlined runtime function: IsStringWrapperSafeForDefaultValueOf")         \
   V(kInliningBailedOut, "Inlining bailed out")                                \
   V(kInputGPRIsExpectedToHaveUpper32Cleared,                                  \
     "Input GPR is expected to have upper32 cleared")                          \
   V(kInstanceofStubUnexpectedCallSiteCacheCheck,                              \
     "InstanceofStub unexpected call site cache (check)")                      \
   V(kInstanceofStubUnexpectedCallSiteCacheCmp1,                               \
     "InstanceofStub unexpected call site cache (cmp 1)")                      \
   V(kInstanceofStubUnexpectedCallSiteCacheCmp2,                               \
@@ skipping 9564 matching lines @@
     } else {
       value &= ~(1 << bit_position);
     }
     return value;
   }
 };
 
 } }  // namespace v8::internal
 
 #endif  // V8_OBJECTS_H_