Remove {FIRST,LAST}_SPEC_OBJECT_TYPE.

src/ppc/builtins-ppc.cc

Index: src/ppc/builtins-ppc.cc
diff --git a/src/ppc/builtins-ppc.cc b/src/ppc/builtins-ppc.cc
index dba44d2540b9ac3fb8bd7c53881dd1c2c1ed5430..8a14586c886b2dc8f60ef44297474a6a237a2442 100644
--- a/src/ppc/builtins-ppc.cc
+++ b/src/ppc/builtins-ppc.cc
@@ -601,8 +601,8 @@ static void Generate_JSConstructStubHelper(MacroAssembler* masm,
       __ JumpIfSmi(r3, &use_receiver);
 
       // If the type of the result (stored in its map) is less than
-      // FIRST_SPEC_OBJECT_TYPE, it is not an object in the ECMA sense.
-      __ CompareObjectType(r3, r4, r6, FIRST_SPEC_OBJECT_TYPE);
+      // FIRST_JS_RECEIVER_TYPE, it is not an object in the ECMA sense.
+      __ CompareObjectType(r3, r4, r6, FIRST_JS_RECEIVER_TYPE);
       __ bge(&exit);
 
       // Throw away the result of the constructor invocation and use the