MIPS: Improve '[es6] When comparing two symbols we may need to throw a TypeError'.

src/mips/code-stubs-mips.cc

Index: src/mips/code-stubs-mips.cc
diff --git a/src/mips/code-stubs-mips.cc b/src/mips/code-stubs-mips.cc
index 1b356352fd6f08eaaa838fea2fcf72f3ff0b24f8..e5412c4372347f1d67437deb46942fa23c12fc01 100644
--- a/src/mips/code-stubs-mips.cc
+++ b/src/mips/code-stubs-mips.cc
@@ -294,7 +294,6 @@ static void EmitIdenticalObjectComparison(MacroAssembler* masm,
   if (cc == less || cc == greater) {
     __ GetObjectType(a0, t4, t4);
     __ Branch(slow, greater, t4, Operand(FIRST_SPEC_OBJECT_TYPE));
-    __ GetObjectType(a0, t4, t4);
     __ Branch(slow, eq, t4, Operand(SYMBOL_TYPE));
   } else {
     __ GetObjectType(a0, t4, t4);