PPC: Remove obsolete functionality from the MacroAssemblers.

src/ppc/macro-assembler-ppc.h

Index: src/ppc/macro-assembler-ppc.h
diff --git a/src/ppc/macro-assembler-ppc.h b/src/ppc/macro-assembler-ppc.h
index 1ec4d3e5d4dc28a22c58cc9ebdd46bf20be28f7f..3e60c1a57d868781d61dbf1a6b859b0be29d423f 100644
--- a/src/ppc/macro-assembler-ppc.h
+++ b/src/ppc/macro-assembler-ppc.h
@@ -549,11 +549,6 @@ class MacroAssembler : public Assembler {
                       const ParameterCount& actual, InvokeFlag flag,
                       const CallWrapper& call_wrapper);
 
-  void IsObjectJSObjectType(Register heap_object, Register map,
-                            Register scratch, Label* fail);
-
-  void IsInstanceJSObjectType(Register map, Register scratch, Label* fail);
-
   void IsObjectJSStringType(Register object, Register scratch, Label* fail);
 
   void IsObjectNameType(Register object, Register scratch, Label* fail);