Revert of Expose SIMD.Float32x4 type to Javascript.

src/code-stubs.cc

Index: src/code-stubs.cc
diff --git a/src/code-stubs.cc b/src/code-stubs.cc
index 3b41f9e60934eef6adef9df64667bcc41ea9c939..08fa35a6c273fd24214f9109ce56e0c8bd4671dd 100644
--- a/src/code-stubs.cc
+++ b/src/code-stubs.cc
@@ -968,7 +968,6 @@
   if (s.Contains(ToBooleanStub::STRING)) p.Add("String");
   if (s.Contains(ToBooleanStub::SYMBOL)) p.Add("Symbol");
   if (s.Contains(ToBooleanStub::HEAP_NUMBER)) p.Add("HeapNumber");
-  if (s.Contains(ToBooleanStub::SIMD_VALUE)) p.Add("SimdValue");
   return os << ")";
 }
 
@@ -1001,9 +1000,6 @@
     Add(HEAP_NUMBER);
     double value = HeapNumber::cast(*object)->value();
     return value != 0 && !std::isnan(value);
-  } else if (object->IsFloat32x4()) {
-    Add(SIMD_VALUE);
-    return true;
   } else {
     // We should never see an internal object at runtime here!
     UNREACHABLE();
@@ -1013,10 +1009,10 @@
 
 
 bool ToBooleanStub::Types::NeedsMap() const {
-  return Contains(ToBooleanStub::SPEC_OBJECT) ||
-         Contains(ToBooleanStub::STRING) || Contains(ToBooleanStub::SYMBOL) ||
-         Contains(ToBooleanStub::HEAP_NUMBER) ||
-         Contains(ToBooleanStub::SIMD_VALUE);
+  return Contains(ToBooleanStub::SPEC_OBJECT)
+      || Contains(ToBooleanStub::STRING)
+      || Contains(ToBooleanStub::SYMBOL)
+      || Contains(ToBooleanStub::HEAP_NUMBER);
 }