Remove SIMD.js from V8.

src/mips64/code-stubs-mips64.cc

Index: src/mips64/code-stubs-mips64.cc
diff --git a/src/mips64/code-stubs-mips64.cc b/src/mips64/code-stubs-mips64.cc
index 303dcd53eea1f6c87d3b7f43ef2adcb49d74ccc5..18b9703046d095e0ca047abd5b686dd1bd56453f 100644
--- a/src/mips64/code-stubs-mips64.cc
+++ b/src/mips64/code-stubs-mips64.cc
@@ -233,8 +233,6 @@ static void EmitIdenticalObjectComparison(MacroAssembler* masm, Label* slow,
     __ Branch(slow, greater, t0, Operand(FIRST_JS_RECEIVER_TYPE));
     // Call runtime on identical symbols since we need to throw a TypeError.
     __ Branch(slow, eq, t0, Operand(SYMBOL_TYPE));
-    // Call runtime on identical SIMD values since we must throw a TypeError.
-    __ Branch(slow, eq, t0, Operand(SIMD128_VALUE_TYPE));
   } else {
     __ Branch(&heap_number, eq, t0, Operand(HEAP_NUMBER_TYPE));
     // Comparing JS objects with <=, >= is complicated.
@@ -242,8 +240,6 @@ static void EmitIdenticalObjectComparison(MacroAssembler* masm, Label* slow,
       __ Branch(slow, greater, t0, Operand(FIRST_JS_RECEIVER_TYPE));
       // Call runtime on identical symbols since we need to throw a TypeError.
       __ Branch(slow, eq, t0, Operand(SYMBOL_TYPE));
-      // Call runtime on identical SIMD values since we must throw a TypeError.
-      __ Branch(slow, eq, t0, Operand(SIMD128_VALUE_TYPE));
       // Normally here we fall through to return_equal, but undefined is
       // special: (undefined == undefined) == true, but
       // (undefined <= undefined) == false!  See ECMAScript 11.8.5.