Revert of Expose SIMD.Float32x4 type to Javascript.

src/arm64/lithium-codegen-arm64.cc

Index: src/arm64/lithium-codegen-arm64.cc
diff --git a/src/arm64/lithium-codegen-arm64.cc b/src/arm64/lithium-codegen-arm64.cc
index a9edbb9ba338445e9c4a7e2c13d3f3ef0ff5395d..b7a7aee9175111b87275d84c1da5f336b29e28bf 100644
--- a/src/arm64/lithium-codegen-arm64.cc
+++ b/src/arm64/lithium-codegen-arm64.cc
@@ -1923,12 +1923,6 @@
       if (expected.Contains(ToBooleanStub::SYMBOL)) {
         // Symbol value -> true.
         __ CompareInstanceType(map, scratch, SYMBOL_TYPE);
-        __ B(eq, true_label);
-      }
-
-      if (expected.Contains(ToBooleanStub::SIMD_VALUE)) {
-        // SIMD value -> true.
-        __ CompareInstanceType(map, scratch, FLOAT32X4_TYPE);
         __ B(eq, true_label);
       }
 
@@ -5968,15 +5962,6 @@
     __ Ldrb(scratch, FieldMemOperand(map, Map::kBitFieldOffset));
     EmitTestAndBranch(instr, eq, scratch, 1 << Map::kIsUndetectable);
 
-  } else if (String::Equals(type_name, factory->float32x4_string())) {
-    DCHECK((instr->temp1() != NULL) && (instr->temp2() != NULL));
-    Register map = ToRegister(instr->temp1());
-    Register scratch = ToRegister(instr->temp2());
-
-    __ JumpIfSmi(value, false_label);
-    __ CompareObjectType(value, map, scratch, FLOAT32X4_TYPE);
-    EmitBranch(instr, eq);
-
   } else {
     __ B(false_label);
   }